Motor Drivers

6 to 50 V, Triple half-bridge gate driver with programmable currents and SPI configuration Motor Driver NMOS SPI 48-VFQFPN (6x6) STDRIVE102BP is a highly integrated triple half-bridge gate driver designed for driving 3-phase brushless DC (BLDC) motors. It can control six external N-channel MOSFETs with programmable gate drive currents, enabling optimized switching performance and reduced EMI. The device features SPI-configurable settings, integrated charge pump circuitry for 100% high-side duty-cycle operation, built-in voltage regulators, programmable analog front-end blocks, and comprehensive protection mechanisms, making it suitable for battery-powered motor control applications such as power tools, vacuum cleaners, e-bikes, robotics, and industrial automation. Key Features Triple half-bridge gate driver for 3-phase BLDC motor control Operating supply voltage range: 6 V to 50 V Programmable gate drive capability up to: 1 A source current 2 A sink current Integrated charge pump supporting 100% high-side duty cycle Embedded 12 V LDO regulator for gate-drive circuitry Embedded 3.3 V LDO regulator for low-voltage circuitry SPI-configurable parameters and diagnostic functions Up to three programmable-gain amplifiers (PGAs) Up to three high-speed comparators VDS monitoring for MOSFET protection Thermal shutdown protection Undervoltage lockout (UVLO) protection Dual control modes (ENx/INx or INHx/INLx) TTL-compatible logic inputs up to 5 V Ultra-low standby current consumption (<50 nA) Matched propagation delay across all channels #CommonPartsLibrary #IntegratedCircuit #STDRIVE102BP #STMicroelectronics #GateDriver #BLDCMotor #MotorControl #ThreePhaseMotor #MOSFETDriver #PowerTools #Robotics #IndustrialAutomation #EBike #SPI #BrushlessMotor #EmbeddedSystems #PowerElectronics

MOSFET N-CH 20V 6.3A SOT-23 The IRLML6244TRPBF is an N-channel enhancement-mode power MOSFET from Infineon Technologies (originally International Rectifier HEXFET series). It is designed for low-voltage power switching applications such as load switching, DC-DC converters, and LED control. It comes in a compact SOT-23 (Micro3™) surface-mount package, making it suitable for space-constrained PCB designs while still handling relatively high current for its size. Key Features Drain-Source Voltage (VDS): 20 V Continuous Drain Current: up to ~6.3 A (at 25°C) Very low RDS(on): ~21 mΩ @ VGS = 4.5 V ~27 mΩ @ VGS = 2.5 V Low gate threshold voltage (~0.5–1.1 V typical range) (note: not a switching guarantee) Gate-to-source voltage rating: ±12 V Low power loss due to low on-resistance High efficiency switching for low-voltage systems Power dissipation: ~1.3 W (thermal limited in SOT-23 package) Fast switching performance (low gate charge ~8.9 nC) Operating temperature range: −55°C to +150°C RoHS compliant (lead-free, halogen-free) Typical Applications Low-side load switching (MCUs, GPIO control) LED strip / RGB LED drivers Battery-powered systems DC-DC converter switching Small motor or relay driving General-purpose power management in compact electronics Important Design Note Even though it has a low VGS(th), this MOSFET is not selected based on threshold voltage. What matters is the RDS(on) at your gate drive voltage (2.5 V / 3.3 V / 5 V) to ensure it fully turns on with minimal heating. #CommonPartsLibrary #Transistor #FET #IRLML6244 #MOSFET #NChannelMOSFET #PowerElectronics #SOT23 #Infineon #HEXFET #LEDDriver #LowSideSwitch #ElectronicsComponents

Low-Side Gate Driver IC Inverting TO-220-5 The TC4421AVAT is a high-speed MOSFET driver designed to efficiently drive power MOSFETs and IGBTs in switching applications. It features a low-impedance push-pull output stage capable of sourcing and sinking significant current, enabling rapid charging and discharging of gate capacitances for fast switching. The device supports both high- and low-side configurations, providing flexibility for power supply, motor control, DC-DC conversion, and class-D amplifier designs. Its robust design ensures reliable operation under high switching frequencies, minimizing losses and improving overall system efficiency. Engineering Specifications Manufacturer: Microchip Technology Part Number: TC4421AVAT Device Type: High-Speed MOSFET Driver Output Stage: Push-Pull Drive Capability: High Source and Sink Current Input Logic Compatibility: CMOS/TTL Compatible Supply Voltage Range: Wide Operating Range Propagation Delay: Low Rise/Fall Time: Fast Switching Output Voltage Swing: Rail-to-Rail Operating Frequency: High-Frequency Switching Applications Package Type: SOIC (Small Outline Integrated Circuit) Mounting Style: Surface Mount Thermal Performance: Designed for Efficient Heat Dissipation Protection Features: Undervoltage Lockout, Robust Against Overload Operating Temperature Range: Industrial Grade RoHS Compliant: Yes Applications: Power MOSFET/IGBT Switching, DC-DC Converters, Motor Control, Power Supplies, Class-D Audio Amplifiers, Pulse-Width Modulation Circuits, High-Speed Switching Circuits Key Features High current output for rapid gate charging and discharging CMOS/TTL input logic compatible Fast propagation delay and rise/fall times Rail-to-rail output voltage swing Suitable for high-speed, high-efficiency switching designs Reliable operation in industrial and commercial environments Compact surface-mount package for easy PCB integration Supports both high-side and low-side MOSFET driving Robust against short-term overloads and undervoltage conditions #TC4421AVAT #MicrochipTechnology #MOSFETDriver #IGBTDriver #HighSpeedDriver #PWMDriver #SwitchingPower #DC_DCConverter #MotorControl #PowerElectronics #IndustrialElectronics #SurfaceMount #ElectronicComponents #HighCurrentDriver #FastSwitching #EmbeddedSystems #PCBDesign

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

N-Channel 55 V 51A (Tc) 80W (Tc) Through Hole TO-220AB The IRLZ44ZPBF is a logic-level N-channel power MOSFET manufactured by Infineon Technologies under the International Rectifier product family. This device is optimized for low-voltage switching applications and is designed to provide high current handling capability with low on-state resistance. Its logic-level gate drive characteristic allows efficient operation directly from low-voltage microcontrollers and digital control circuits without requiring specialized gate drivers. The MOSFET is widely used in power management systems, motor control circuits, DC-DC converters, battery-powered devices, switching regulators, LED drivers, and general-purpose high-current switching applications. The device features fast switching performance, rugged avalanche characteristics, and low conduction losses, making it suitable for efficient power conversion and industrial electronic designs. Engineering Specification Device Type N-channel logic-level power MOSFET Transistor Technology Enhancement-mode HEXFET power MOS technology Channel Configuration Single N-channel Gate Drive Compatibility Logic-level gate operation compatible with low-voltage control systems Drain-to-Source Characteristics Low drain-to-source on-resistance for reduced conduction losses Switching Performance Fast switching capability for high-efficiency power applications Power Dissipation Designed for high-current and high-power switching operation Package Type TO-220 through-hole package Mounting Style Through-hole mounting Thermal Characteristics Optimized thermal performance for heatsink attachment and power dissipation Protection Features Rugged avalanche-rated structure for improved reliability Efficiency Features Low gate charge and low conduction losses Applications Motor drivers PWM switching circuits DC-DC converters Battery-powered electronics LED lighting control Power management systems Load switching Industrial automation Embedded power control High-current switching circuits Manufacturer Infineon Technologies / International Rectifier #commonpartslibrary #mosfet #powermosfet #nchannelmosfet #logiclevelmosfet #powerelectronics #switchingdevices #motorcontrol #dcdcconverter #embeddedhardware #powermanagement #electronicsdesign #throughholecomponents #infineon #internationalrectifier

Bipolar (BJT) Transistor Array 8 NPN Darlington 50V 500mA Surface Mount 18-SOIC The ULN2803ADW is a high-voltage, high-current Darlington transistor array designed for interfacing low-level digital logic circuits with high-power loads. The device integrates eight NPN Darlington pairs with common-emitter outputs and suppression diodes for inductive load driving. It is commonly used in relay drivers, LED matrix control, solenoid actuation, motor drivers, lamp control, and industrial automation interfaces. The integrated clamp diodes enable direct driving of inductive loads without requiring additional external protection circuitry. The input stage is compatible with standard TTL and CMOS logic levels, making the device suitable for microcontroller, FPGA, and processor-based systems. The ULN2803ADW provides compact multi-channel switching capability in a wide-body SOIC surface-mount package optimized for automated assembly and high-density PCB layouts. Key Features Eight-channel NPN Darlington transistor array High-current sink driver outputs Integrated flyback suppression diodes TTL and CMOS compatible inputs Open-collector outputs Suitable for inductive and resistive loads High output voltage capability Parallel output operation supported for increased current handling Wide operating voltage range Surface-mount SOIC wide-body package Industrial and embedded control application support Electrical Characteristics Darlington transistor output configuration High DC current gain Low input current requirement Common-cathode clamp diode structure Open-collector output topology Logic-level input compatibility High-voltage output tolerance Multi-channel simultaneous switching support Applications Relay and solenoid drivers Stepper motor interfaces LED and lamp driving Industrial automation systems PLC output stages Embedded control systems Printer and actuator control Automotive electronics Logic buffer and level shifting applications Package Information Package Type: SOIC Wide Body Mounting Type: Surface Mount Multi-pin integrated driver package RoHS compliant options available #commonpartslibrary #integratedcircuit #driveric #darlingtonarray #powermanagement #industrialelectronics #embeddedhardware #relaydriver #motorcontrol #automationelectronics

Motor Driver ICs DRV8871DDA POWERPAD-SO-8_L4.9-W3.9-P1.27-LS6.0-BL-EP L dvr8871

High voltage half-bridge gate driver for GaN transistors Features • dV/dt immunity ±200 V/ns • Driver current capability: – 1.3/2.4 A source/sink typ @ 25 °C, 6 V – 5.5/6 A source/sink typ @ 25 °C, 15 V • Separated turn on and turn off gate driver pins • 45 ns propagation delay with tight matching • 3.3 V, 5 V TTL/CMOS inputs with hysteresis • Interlocking function • UVLO on low-side and high-side sections • Dedicated pin for shut down functionality • Over temperature protection Applications • High-voltage PFC, DC-DC and DC-AC converters • Switch-mode power supplies • UPS systems • Solar power • Motor driver for home appliances, factory automation and industrial drives. #CommonPartsLibrary #IntegratedCircuit #powermanagement

Motor Driver Parallel 16-PDIP The TDA1085C is a universal motor speed controller IC designed for phase-angle control of AC universal motors. It is commonly used in washing machines, power tools, and other appliances requiring closed-loop motor speed regulation using a TRIAC drive stage. Key Features Closed-loop motor speed control TRIAC phase-angle control output Integrated frequency-to-voltage converter Built-in soft-start function Dual acceleration ramp generator Load current limiting protection Tachogenerator feedback sensing Direct AC line supply capability Motor stall and tachometer failure protection Wide operating temperature range Available in DIP-16 package Typical Applications Washing machine motor control AC universal motor drives Industrial motor speed regulators Power tools Sewing machines Small appliance motor controllers Package Information Package Type: PDIP-16 / SOIC-16 Operating Voltage: Typically up to 15 V regulated supply Manufacturer: Originally Motorola / ON Semiconductor #CommonPartsLibrary #IntegratedCircuit #motor-driver

Bipolar (BJT) Transistor NPN 40V 600 mA 300MHz 300 mW Surface Mount SOT-23-3 (TO-236) The MMBT2222ALT3G is a NPN general-purpose bipolar junction transistor (BJT) manufactured by onsemi, designed in a SOT-23 surface-mount package. It is the SMD version of the well-known 2N2222A transistor family, used for switching and signal amplification in compact electronic circuits. It is widely used in industrial, automotive (AEC-Q101 qualified variants), and general embedded systems due to its reliability, small size, and good electrical performance. Key Features NPN General-Purpose Transistor Suitable for switching and low-power amplification Collector-Emitter Voltage (Vceo) Up to 40 V Collector Current Up to 600 mA Power Dissipation Around 225–300 mW (depending on package conditions) High Frequency Performance Transition frequency up to ~300 MHz DC Current Gain (hFE) Typically ~100 at moderate currents Low Saturation Voltage Efficient switching performance for digital circuits SOT-23 Surface-Mount Package Compact footprint for modern PCB designs Wide Temperature Range Typically -55°C to +150°C RoHS / Lead-Free Compliant Environmentally compliant manufacturing Typical Applications LED switching circuits Relay driver stages MCU signal interfacing (Arduino, ESP32, etc.) Small motor drivers General signal amplification Automotive and industrial control circuits Important Note MMBT2222ALT3G = SMD version (SOT-23) Equivalent to 2N2222A (TO-92 through-hole version) in function, but not in physical package. 2N2222A SOT-23 #commonpartslibrary #transistor #bjt