Datasheet Summary
FD128MX/FD128NX
Technology
General Description
- Single Phase Smart DC Motor Driver IC
The FD128 series is a direct PWM drive IC with single-phase and bipolar drive. The IC is suitable for variable speed control Fan of PC.
Features
- -
- -
- -
- - Single-phase coil driver, applied to fan or motor. Lock function built-in and a lock detect output signal (RD). Thermistor or PWM modes are available for speed control. An external capacitor (CO) is necessary for lock function. An external capacitor (CP = 47pf) for internal 25KHz saw-tooth wave Thermal Shutdown built-in. Hall IC input (INN) can use as rotation output (FG) Internal minimum speed
Function Block Diagram
RD CO Lock Detect
VL...