Battery Management ICs
A Battery Management IC is a specialized microcontroller that monitors and manages the charging and discharging of a lithium-ion or other type of battery. These ICs are essential for ensuring the safe and efficient operation of batteries in a wide range of applications, including portable electronics, electric vehicles, and renewable energy systems. One of the key functions of a Battery Management IC is to optimize the charging and discharging of a battery by controlling the flow of current. This can help to extend the life of the battery and improve its overall performance. In addition to controlling the charging and discharging of a battery, a Battery Management IC can also perform other functions such as monitoring the temperature and voltage of the battery, protecting the battery from overcharge and overdischarge, and providing diagnostic information about the battery's health. Flux.ai has the world's largest community-driven public library of Battery Management ICs, with footprints, symbols, datasheets, and simulation models available for use. Whether you are a designer, engineer, or researcher, the Flux.ai library is an invaluable resource for finding the right Battery Management IC for your project.
BQ24075QRGTRQ1
Charger IC Lithium Ion 16-VQFN (3x3) The BQ24075QRGTRQ1 is an automotive-qualified standalone linear battery charger and power-path management integrated circuit designed for single-cell Li-Ion and Li-Polymer battery applications. The device integrates battery charging, system power regulation, input current limiting, and dynamic power-path management into a compact solution optimized for portable and embedded automotive systems. The charger supports USB and external adapter power sources while automatically managing system load distribution between the input supply and battery. Integrated thermal regulation and safety protection features improve reliability under varying operating conditions and harsh automotive environments. The BQ24075QRGTRQ1 supports programmable charging parameters, battery temperature monitoring, and power-good status reporting. The device is qualified for automotive applications and is suitable for infotainment systems, telematics, portable instrumentation, embedded battery-powered modules, and industrial handheld equipment. Key Features Automotive-qualified battery charger IC Single-cell Li-Ion and Li-Polymer battery support Integrated dynamic power-path management USB and adapter input compatibility Programmable fast-charge current control Integrated thermal regulation Input current limiting capability Battery temperature monitoring support Automatic charge termination functionality Short-circuit and over-temperature protection Power-good and charging status indication Compact surface-mount package Optimized for portable and embedded applications Electrical Characteristics Linear charging architecture High integration power management solution Dynamic load sharing between system and battery Stable regulated system output Programmable charging voltage and current Thermal foldback protection operation Low standby and shutdown current consumption Integrated safety timer functionality Wide input operating voltage range Applications Automotive infotainment systems Portable embedded electronics Industrial handheld equipment Battery-powered control modules Telematics systems USB-powered charging systems Portable instrumentation Data logging devices Embedded IoT products Rechargeable battery management systems Package Information Package Type: VQFN Mounting Type: Surface Mount Automotive-grade integrated circuit package RoHS compliant configuration available #commonpartslibrary #integratedcircuit #batterycharger #powermanagement #automotiveelectronics #lithiumbattery #embeddedhardware #usbcharging #portableelectronics #powerpathmanagement
34 Uses0 StarsBQ25895MRTWR
I²C Controlled Single Cell Fast Charger with MaxCharge™ Technology for High Input Voltage and Adjustable Voltage 3.1A Boost Operation The bq25895M is a highly-integrated 5-A switchmode battery charge management and system power path management device for single cell Li-Ion and Lipolymer battery. The devices support high input voltage fast charging. The low impedance power path optimizes switch-mode operation efficiency, reduces battery charging time and extends battery life during discharging phase. The I 2C Serial interface with charging and system settings makes the device a truly flexible solution. • High Efficiency 1.5-MHz Switch Mode Buck Charge – 93% Charge Efficiency at 2 A and 91% Charge Efficiency at 3 A Charge Current – Optimize for High Voltage Input (9 V / 12 V) – Low Power PFM mode for Light Load Operations • Boost Mode Operation with Adjustable Output from 4.5 V to 5.5 V – Selectable 500-KHz / 1.5-MHz Boost Converter with up-to 3.1 A Output – 93% Boost Efficiency at 5 V at 1 A Output – Support down-to 2.5V Battery – Support PWM only or PFM/PWM control for Light Load Efficiency • Integrated Control to Switch Between Charge and Boost Mode • Single Input to Support USB Input and Adjustable High Voltage Adapters – Support 3.9-V to 14-V Input Voltage Range – Input Current Limit (100 mA to 3.25 A with 50- mA resolution) to Support USB2.0, USB3.0 standard and High Voltage Adapters – Maximum Power Tracking by Input Voltage Limit up-to 14V for Wide Range of Adapters – Auto Detect USB SDP, CDP, DCP, and Nonstandard Adapters • Input Current Optimizer (ICO) to Maximize Input Power without Overloading Adapters • Resistance Compensation (IRCOMP) from Charger Output to Cell Terminal • Highest Battery Discharge Efficiency with 11-mΩ Battery Discharge MOSFET up to 9 A • Integrated ADC for System Monitor (Voltage, Temperature, Charge Current) • BATFET Control to Support Ship Mode, Wake Up, and Full System Reset • Flexible Autonomous and I 2C Mode for Optimal System Performance • High Integration includes all MOSFETs, Current Sensing and Loop Compensation • 12-µA Low Battery Leakage Current to Support Ship Mode • High Accuracy – ±0.5% Charge Voltage Regulation – ±5% Charge Current Regulation – ±7.5% Input Current Regulation #CommonPartsLibrary #IntegratedCircuit #PowerManagement
101 Uses0 StarsSI2300
The SI2300 is a N-channel enhancement-mode MOSFET designed for efficient switching and power management applications. Fabricated using advanced trench MOS technology, it delivers low on-state resistance, fast switching performance, and high current handling capability within a compact surface-mount package. The device is widely used in load switching, battery-powered equipment, DC-DC converters, motor control circuits, power distribution systems, and general-purpose switching applications where efficiency and space optimization are critical. Features N-channel enhancement-mode MOSFET Low on-state resistance for reduced conduction losses Fast switching characteristics Low gate charge for efficient drive operation Compact surface-mount package High current carrying capability Low power dissipation design Optimized for battery-operated systems Suitable for high-speed switching applications RoHS-compliant and lead-free construction Applications Power management circuits Load switching systems Battery protection modules Portable electronic devices DC-DC converter circuits Motor drive applications Power distribution networks Embedded control systems Consumer electronics Industrial automation equipment Electrical Characteristics Low drain-to-source on-resistance High drain current capability Low gate threshold voltage Fast turn-on and turn-off response Low gate capacitance High switching efficiency Low leakage current characteristics Enhanced thermal performance Stable operation across specified temperature ranges Reliable avalanche and transient performance Mechanical Characteristics Surface-mount package construction Compact footprint for high-density PCB layouts Suitable for automated assembly processes Compatible with standard reflow soldering methods Tape-and-reel packaging availability Robust package integrity for production environments Environmental Characteristics Industrial-grade reliability Resistance to mechanical shock and vibration within specification limits Moisture-resistant package design Suitable for operation in demanding electronic environments Compliant with RoHS and environmental regulations Long operational lifetime under recommended operating conditions #commonpartslibrary #mosfet #nchannelmosfet #powermanagement #powerswitching #semiconductor #transistor #loadswitch #dcdcconverter #batteryprotection #embeddedsystems #industrialelectronics #consumerelectronics #smtcomponent #electronicsdesign
330 Uses0 StarsHoLLR2512-3W-2mR-1%
2 mOhms ±1% 3W Chip Resistor 2512 (6432 Metric) Current Sense, Moisture Resistant, Non-Inductive Metal Element The HoLLR2512-3W-2mR-1% is a low-resistance current sensing resistor designed for high-power applications requiring accurate current measurement and efficient power dissipation. Constructed in a robust metal element configuration, this resistor provides excellent thermal stability, low temperature coefficient, and high pulse handling capability. Its ultra-low resistance value minimizes power losses while enabling precise current monitoring in power management, battery systems, motor control circuits, industrial equipment, automotive electronics, and high-current DC-DC converter applications. Features Metal element current sense resistor technology Ultra-low resistance for minimal insertion loss High power dissipation capability Tight resistance tolerance for accurate current measurement Excellent long-term stability and reliability Low inductance construction High surge and pulse current handling capability Suitable for automated SMT assembly processes RoHS compliant construction Optimized for power management and protection circuits Electrical Characteristics Resistance value: 2 mΩ Resistance tolerance: ±1% Power rating: 3 W Package size: 2512 surface-mount package Low temperature coefficient of resistance High current carrying capability Low thermal EMF characteristics Applications Current sensing circuits Battery management systems Power supplies DC-DC converters Motor drive controllers Electric vehicle electronics Industrial automation equipment Overcurrent protection systems Energy storage systems High-current monitoring applications Mechanical Characteristics Surface-mount package Compact 2512 footprint Metal strip resistive element High thermal conductivity design Compatible with standard reflow soldering processes #commonpartslibrary #passivecomponents #resistor #currentsense #shuntresistor #powermanagement #powersupply #batterymanagement #motorcontrol #industrialelectronics #automotiveelectronics #highcurrent #smd #electronicsdesign #circuitprotection
35 Uses0 StarsCB61F3A-TR1
3A 125V 125V Fuse Board Mount (Cartridge Style Excluded) Surface Mount 2-SMD, Square End Block The CB61F3A-TR1 is a surface-mount fast-acting fuse from Eaton designed for overcurrent protection in compact electronic circuits. It belongs to the CB61F series of SMD “Brick” fuses and is commonly used in power supplies, battery management systems, consumer electronics, servers, and industrial equipment. Key Features Fast-acting fuse for rapid overcurrent protection Current rating: 3 A Voltage rating: 125 VAC / 125 VDC Surface-mount (SMD) package with compact 2410 footprint High interrupt rating: 100 A AC / 300 A DC Low cold resistance: approximately 0.025 Ω Reflow and wave solder compatible Lead-free, halogen-free, and RoHS compliant UL and safety agency approved (cULus, CQC, PSE) Suitable for: Power supplies Battery management systems (BMS) Consumer electronics Medical equipment Industrial electronics #CommonPartsLibrary #Fuse CB61F
15 Uses0 StarsTPS63020DSJT
Buck-Boost Switching Regulator IC Positive Adjustable 1.2V 1 Output 3.5A (Switch) 14-VFDFN Exposed Pad The TPS63020DSJT is a high-efficiency synchronous buck-boost DC-to-DC converter manufactured by Texas Instruments. This integrated power management device is designed to provide a stable regulated output voltage from input power sources that may vary above or below the desired output level. The converter automatically transitions between buck and boost operating modes to maintain efficient and continuous voltage regulation across a wide input range. The device integrates low-resistance power MOSFETs, advanced control circuitry, and high-efficiency switching architecture to minimize power loss and optimize battery utilization in portable electronic systems. It is widely used in battery-powered applications, embedded systems, wireless communication devices, portable instrumentation, industrial electronics, and USB-powered hardware requiring compact and reliable voltage regulation. The TPS63020DSJT is optimized for systems powered by single-cell lithium-ion, lithium-polymer, or multi-cell alkaline battery configurations. Its compact package and integrated functionality reduce external component count and simplify PCB layout while delivering high power conversion efficiency and low quiescent current performance. Engineering Specification Device Type Synchronous buck-boost DC-to-DC converter Power Conversion Topology Automatic buck and boost regulation architecture Input Characteristics Supports input voltages above or below regulated output voltage Output Characteristics Stable regulated DC voltage output Switching Technology Integrated synchronous MOSFET switching architecture Efficiency Characteristics High-efficiency power conversion for battery-powered systems Control Features Automatic operating mode transition and load regulation Power Consumption Low quiescent current operation for portable electronics Thermal Characteristics Integrated thermal management and protection features Protection Features Overcurrent protection Thermal shutdown Undervoltage lockout Short-circuit protection Package Type WSON surface-mount package Mounting Style Surface mount technology Applications Portable electronics Battery-powered systems Embedded hardware Wireless communication devices USB-powered electronics Industrial control systems Portable instrumentation IoT devices Consumer electronics Power management systems Manufacturer Texas Instruments #commonpartslibrary #buckboostconverter #dcdcconverter #powermanagement #texasinstruments #powerelectronics #powersupply #embeddedhardware #portableelectronics #batterypowered #surfaceountcomponents #electronicsdesign #voltageregulator #iothardware #industrialelectronics
96 Uses0 StarsTPAP2112K-3.3TRG1
The TPAP2112K-3.3TRG1 is a low-dropout linear voltage regulator designed to provide a stable regulated output voltage for low-power electronic systems. This device is optimized for applications requiring low noise, low quiescent current, and compact PCB implementation in portable and embedded electronics. The regulator delivers reliable voltage regulation with minimal external component requirements, making it suitable for battery-powered devices, microcontroller systems, wireless modules, sensor interfaces, and general-purpose analog and digital power rails. Its low-dropout architecture enables efficient operation even when the input voltage is close to the regulated output voltage, helping extend battery life in portable applications. The TPAP2112K-3.3TRG1 integrates internal protection features such as current limiting and thermal shutdown to improve system reliability and protect downstream circuitry from abnormal operating conditions. Its compact surface-mount package supports high-density PCB layouts and automated manufacturing processes. Engineering Specification Device Type Low-dropout linear voltage regulator Regulator Topology Positive fixed-output LDO regulator Output Voltage Fixed regulated voltage output Input Characteristics Designed for low-voltage DC input operation Dropout Characteristics Low-dropout voltage architecture for efficient regulation Output Performance Stable low-noise voltage regulation Quiescent Current Low standby current suitable for portable systems Protection Features Current limiting Thermal shutdown Short-circuit protection Thermal Characteristics Efficient thermal operation for compact embedded systems Stability Characteristics Stable operation with standard external capacitors Package Type Surface-mount package Mounting Style Surface mount technology Applications Embedded systems Battery-powered devices Wireless modules Sensor power rails Microcontroller systems Portable electronics IoT hardware Consumer electronics Industrial control systems Analog signal conditioning Manufacturer Commonly associated with 3PEAK or compatible power management vendors #commonpartslibrary #ldoregulator #voltageregulator #powermanagement #powersupply #embeddedhardware #powerelectronics #surfaceountcomponents #electronicsdesign #portableelectronics #iothardware #analogdesign #batterypowered #industrialelectronics #lowpowerelectronics
34 Uses0 StarsFS8205A
The FS8205A is a dual N-channel enhancement-mode power MOSFET designed primarily for lithium-ion and lithium-polymer battery protection applications. Manufactured by several semiconductor vendors including Fortune Semiconductor, this device integrates two low on-resistance MOSFETs within a compact surface-mount package, enabling efficient bidirectional current control for battery charging and discharging systems. The device is commonly paired with single-cell battery protection controller ICs such as the DW01A to provide overcharge, overdischarge, overcurrent, and short-circuit protection in portable electronic products. Its low drain-to-source resistance minimizes conduction losses and improves overall battery efficiency while maintaining compact PCB layout requirements. The FS8205A is widely used in battery management systems, portable consumer electronics, rechargeable battery packs, USB-powered devices, IoT hardware, and embedded power management circuits requiring reliable load switching and battery protection functionality. Engineering Specification Device Type Dual N-channel power MOSFET Transistor Technology Enhancement-mode MOSFET architecture Channel Configuration Dual independent N-channel MOSFETs Switching Characteristics Low on-resistance for efficient power switching Gate Characteristics Logic-level gate drive compatibility Current Handling Optimized for battery charge and discharge current control Power Efficiency Low conduction loss for improved battery runtime Protection System Compatibility Designed for lithium battery protection controller integration Thermal Characteristics Compact thermal-efficient surface-mount structure Package Type SOP-8 surface-mount package Mounting Style Surface mount technology Reliability Features Stable switching performance and robust load handling capability Applications Lithium-ion battery protection Battery management systems Portable electronics Rechargeable battery packs USB-powered devices Power path switching Embedded systems Consumer electronics IoT hardware Load switching circuits Manufacturer Commonly manufactured by Fortune Semiconductor and compatible vendors #commonpartslibrary #mosfet #dualmosfet #nchannelmosfet #batteryprotection #batterymanagement #powermanagement #powerelectronics #embeddedhardware #consumerelectronics #surfaceountcomponents #electronicsdesign #lithiumbattery #loadswitch #portableelectronics
181 Uses0 StarsINA240A1D
Current Sense Amplifier 1 Circuit 8-SOIC The INA240A1D is a precision current-sense amplifier manufactured by Texas Instruments, specifically designed for high-side and low-side current measurement applications in electrically noisy environments. The device features enhanced PWM rejection capability, enabling accurate current sensing in motor control systems, switching power supplies, solenoid drivers, and other fast-switching power electronics applications. The amplifier is optimized for measuring voltage drops across shunt resistors while maintaining high common-mode voltage tolerance and excellent signal accuracy. Its bidirectional current-sensing capability allows monitoring of charging and discharging currents in battery systems and power management circuits. The INA240A1D provides fixed gain amplification and high common-mode transient immunity, making it suitable for industrial automation, automotive electronics, embedded power systems, and precision current monitoring applications. The device combines low offset voltage, low drift characteristics, and robust analog performance within a compact surface-mount package, simplifying precision current measurement implementation in modern electronic systems. Engineering Specification Device Type Current-sense amplifier Amplifier Configuration Precision bidirectional current-shunt monitor Input Characteristics High common-mode voltage sensing capability Gain Configuration Fixed-gain current measurement amplifier Measurement Topology High-side and low-side current sensing support Signal Performance High accuracy with low offset voltage and low drift PWM Rejection Enhanced PWM rejection for switching power applications Common-Mode Performance High common-mode transient immunity Output Characteristics Analog voltage output proportional to sensed current Power Consumption Low-power precision analog operation Package Type SOIC surface-mount package Mounting Style Surface mount technology Protection and Reliability Designed for robust operation in electrically noisy environments Applications Motor control systems Battery management systems Switching power supplies Industrial automation Current monitoring Solenoid control Power inverters Embedded power electronics Automotive current sensing Load measurement systems Manufacturer Texas Instruments #commonpartslibrary #currentsenseamplifier #analogfrontend #powermanagement #texasinstruments #motorcontrol #currentsensing #embeddedhardware #industrialelectronics #analogdesign #surfaceountcomponents #powerelectronics #signalconditioning #batterymanagement #precisionanalog
114 Uses0 StarsTPS63070RNMT
Buck-Boost Switching Regulator IC Positive Adjustable 2.5V 1 Output 2A 15-PowerVFQFN The TPS63070RNMT is a high-efficiency buck-boost DC-to-DC converter manufactured by Texas Instruments. This power management integrated circuit is designed to provide a stable regulated output voltage from input sources that may be above, below, or equal to the desired output voltage. The device automatically transitions between buck and boost operating modes to maintain efficient and continuous power delivery across varying supply conditions. The converter integrates low-resistance power MOSFETs and advanced control circuitry to achieve high conversion efficiency, low quiescent current, and compact implementation. It is widely used in battery-powered systems, portable electronics, embedded devices, industrial control systems, wireless communication equipment, and USB-powered applications requiring stable voltage regulation from fluctuating power sources. The TPS63070RNMT is optimized for applications demanding high power density, extended battery life, and reliable operation under dynamic load conditions. Its compact package and integrated functionality reduce external component count and simplify PCB design for modern power management architectures. Engineering Specification Device Type Synchronous buck-boost DC-to-DC converter Power Topology Automatic buck and boost mode operation Input Voltage Characteristics Supports input voltages above, below, or equal to output voltage Output Characteristics Regulated fixed or adjustable DC voltage output Switching Technology Integrated synchronous power MOSFET architecture Efficiency Characteristics High-efficiency power conversion across wide operating conditions Control Architecture Advanced PWM/PFM power regulation control Current Capability Designed for medium-to-high current portable power applications Quiescent Current Low standby current for battery-powered operation Thermal Characteristics Integrated thermal protection and efficient heat management Protection Features Overcurrent protection Thermal shutdown Undervoltage lockout Short-circuit protection Package Type VQFN surface-mount package Mounting Style Surface mount technology Applications Battery-powered electronics Portable devices USB-powered systems Industrial automation Embedded systems Wireless communication equipment IoT devices Portable instrumentation Power banks Single-cell battery applications Manufacturer Texas Instruments #commonpartslibrary #powermanagement #buckboostconverter #dcdcconverter #texasinstruments #powerelectronics #powersupply #embeddedhardware #portableelectronics #batterymanagement #surfaceountcomponents #electronicsdesign #voltageregulator #industrialelectronics #usbpower
61 Uses0 Stars
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