RAJ306010 is general-purpose motor control IC for three-phase brushless DC motor applications. The RAJ306010 has a built-in MCU (RL78/G1F) and a pre-driver in a single package. The pre-driver includes 3 half-bridge gate drivers, 5V regulator, a current sense amplifier, Hall IC comparators, back-EMF amplifier, and various protection functions.


  • Operating power supply voltage: 6V to 42V
  • Operating temperature:
    • RAJ306010 TA = -40°C to +85°C
    • RAJ306010Z TA = -40°C to +105°C  
  • Low power consumption VM current (excluding 5V/7V regulator and charge-pump): [MCU block]: +5.2mA (HS Mode: fIH = 32MHz, VDD = 5V) [pre-driver block]: + 13.5mA [VM = 22.5V] VM standby current : 64µA (typ.)

Controller Functions

  • CPU: 16-bit CISC CPU (RL78/G1F)
  • Flash ROM:  64KB, Data Flash 4KB, RAM: 5.52KB
  • GSI: 2 Ch, SPI, 2ch, IIc, 2ch, UART: 1ch
  • Timers
    • Timer array unit: 1 unit – 16-bit, 4ch
    • Timer RD for motor control – 16-bit, 2ch 
    • Timer RG with encoding function – 16-bit, 1ch
    • 64MHz motor control input capture timer (Timer RX) 
  • 10-bit resolution A/DC converter: 9ch
  • GPIO : 28ch, port for input : 2ch

Pre-Driver Function 

  • 3 half-bridge gate drivers for 6 N-MOSFET
    • Adjustable gate drive peak current up to 500mA
    • Self-align deadtime generator function 
  • Built-in 5V regulator
  • Selectable single/double boost charge pump for gate drive voltage (10V, 13V) 
  • Supports Hall sensored and sensorless  motors 
  • Integrated 1-shunt current sense amplifier (adjustable gain)
  • Integrated protection functions: UVLO, overtemperature, overcurrent, overvoltage, motor Lock for Hall IC type, alarm condition indicator



Document title Document type
Date Date
PDF 629 KB Datasheet
PDF 1.28 MB 日本語 Application Note
PDF 1.26 MB 日本語 Application Note
PDF 1.16 MB 日本語 Application Note
PDF 1.06 MB 日本語 Application Note
PDF 11.35 MB 日本語 , 简体中文 Brochure
PDF 417 KB 日本語 , 简体中文 Flyer
PDF 1.28 MB 日本語 Manual - Development Tools
PDF 182 KB Product Reliability Report
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Design & Development

Boards & Kits

Boards & Kits


High-Performance, Integrated Motor Control ICs

Renesas simplifies safe and highly efficient sensor-less brushless DC motor control design with highly integrated motor control ICs for Industrial and household appliances. The easy-to-use ICs improve motor efficiency by 35%, reduce board size by 50%, and accelerate motor control application development.