PMIC - Motor Drivers, Controllers

Part Number	Description / PDF	Quantity
L6506 STMicroelectronics	IC MTR DRVR BIPOLAR 4.5-7V 18DIP	21078000
STGIPQ8C60T-HZ STMicroelectronics	IC MOTOR DRVR 13.5V-18V 26N2DIP	304
L6235QTR STMicroelectronics	IC MOTOR DRIVER 8V-52V 48QFN	1080210000
L293B STMicroelectronics	IC MTR DRV BIPOLAR 4.5-36V 16DIP	268
POWERSTEP01 STMicroelectronics	IC MTR DRV BIPLR 3.3/5V 89VFQFPN	0
E-L6258 STMicroelectronics	IC MOTOR DRIVER BIPLR 36POWERSO	0
L99H02XP STMicroelectronics	DOOR ACTUATOR DRIVER	0
VNH7040AYTR STMicroelectronics	IC MOTOR DRVR 4V-28V 36POWERSSO	0
L9958TR STMicroelectronics	IC MTRDRV BIPLR 4.5-5.5V 20PWRSO	0
L99H02XPTR STMicroelectronics	DOOR ACTUATOR DRIVER	0
L99SM81VQ6TR STMicroelectronics	STEPPER MOTOR DRIVER	80
TEA3718DP STMicroelectronics	IC MOTOR DRVR BIPOLAR 16POWERDIP	0
L6460 STMicroelectronics	IC MTR DRV BIPOLAR 13-38V 64TQFP	0
L292H STMicroelectronics	IC MTR DRVR 18V-36V 15MULTIWATT	0
E-TEA3718SP STMicroelectronics	IC MOTOR DRV BIPOLAR 15MULTIWATT	0
L6460TR STMicroelectronics	IC MTR DRV BIPOLAR 13-38V 64TQFP	0
L9935013TR STMicroelectronics	IC MTR DRV BIPOLAR 8-24V 20PWRSO	0
VNH3ASP30TR-E STMicroelectronics	IC MTR DRV 5.5-16V MULTIPWRSO-30	0
TEA3718SDP STMicroelectronics	IC MOTOR DRVR BIPOLAR 16POWERDIP	0
VNH2SP30TR-E STMicroelectronics	IC MTR DRV 5.5-16V MULTIPWRSO-30	0

PMIC - Motor Drivers, Controllers

1. Overview

Power Management ICs (PMICs) dedicated to motor drivers and controllers are specialized semiconductor devices that manage the operation of electric motors by regulating power delivery, speed, direction, and protection features. These components are critical in modern electronics for optimizing energy efficiency, ensuring precise motion control, and enhancing system reliability. They are widely used in robotics, automotive systems, industrial automation, and consumer electronics.

2. Main Types & Functional Classification

Type	Functional Features	Applications
H-Bridge Drivers	Bi-directional current flow control, PWM integration	DC motor direction control in robotics
Stepper Motor Controllers	Microstepping, current regulation, position control	3D printers, CNC machines
Brushless DC (BLDC) Controllers	Commutation logic, Hall sensor interface	Electric vehicles, drones
Integrated FET Drivers	Embedded MOSFETs, thermal shutdown	Portable devices, power tools

3. Structure & Components

A typical PMIC for motor control consists of:

Physical Structure: Standard packages like QFN, TSSOP, or BGA for compact integration
Internal Modules:
- Gate drivers for MOSFET/IGBT control
- Current sensing amplifiers
- Protection circuits (OCP, OTP, UVLO)
- Power supply regulation units
Interfaces: PWM, SPI, I2C, or analog inputs for control signals

4. Key Technical Specifications

Parameter	Description & Importance
Operating Voltage Range	Determines compatibility with power sources (e.g., 4.5V 40V for automotive)
Output Current Capacity	Defines motor power handling (e.g., 1A 10A continuous)
Efficiency (Typical >90%)	Minimizes power loss and thermal stress
Protection Features	Includes overcurrent, thermal, and shoot-through protection
Control Interface	Supports PWM, Hall sensors, or serial communication

5. Application Fields

Consumer Electronics: Drones, robotic vacuum cleaners, smart locks
Industrial: Servo motors, automated manufacturing arms
Automotive: Electric power steering, HVAC blower motors
Medical: Infusion pumps, diagnostic equipment

6. Key Manufacturers & Products

Manufacturer	Product Model	Key Features	Application Example
TI (Texas Instruments)	DRV8825	1.8A output, microstepping	3D printer extruders
STMicroelectronics	L6470	600mA, SPI control	Industrial valves
ON Semiconductor	LV8711	3-phase BLDC controller	Electric scooters
Infineon	TLE94112	12-channel H-bridge	Automotive seat adjusters

7. Selection Guidelines

Key considerations include:

Match voltage/current ratings with motor specifications
Select control interface (PWM vs. serial) based on system design
Verify protection features for harsh environments
Optimize package size for space-constrained applications
Evaluate cost vs. integration level (standalone vs. system-on-chip)

8. Industry Trends

Emerging trends include:

Higher integration with embedded MOSFETs and sensors
Adoption of field-oriented control (FOC) for BLDC motors
Development of automotive-grade ICs with ASIL-D compliance
AI-driven predictive maintenance features
Wide bandgap semiconductor integration (GaN/SiC) for higher efficiency