
Japan Radio Corporation
GENERAL DESCRIPTION
The NJM2625 is a 3-phase DC brush-less motor control IC with PWM control.
It incorporates hall amplifiers, PWM control circuits, totem-pole pre drivers for external power MOS transistors, current limit and frequency generator circuit.
The NJM2625 easily implements speed control and rotation direction control for DC motor application.
FEATURES
• Operating Voltage (V+=8V to 18V)
• Pre-Driver Circuit (Iout=+50mA/-150mA MAX.)
• Current Limit Sense Voltage (Current limit=0.5V±10%)
• Internal Oscillator (Frequency control for external capacitor)
• Forward or Reverse Direction
• FG Signal Output (Output frequency to hall frequency)
• Internal Soft Start (External capacitor to Verr pin.
• Internal ON/OFF Circuit (No-output is Verr pin to GND.)
• Bipolar Technology
• Package Outline DIP20, DMP20