ECN30204 Overview
· Integrated, Single-Chip 3-Phase BLDC Motor Driver IC. · Integrated Charge Pump Constant TOP Arm bias independent of motor speed. · Integrated 3-Phase Brushless (Electronic) mutation via external Hall ICs.
ECN30204 Key Features
- Vs Operating Voltage Range from 15VDC up to 450VDC
- Simple Variable Speed Control via a single (VSP) analog input
- PWM duty cycle generator provides the 0% to 100% speed control range
- Tachometer
- Generates the (RPM/60)× (P/2)× 3 Hz speed signal (FG)
- BOTTOM Arms switch at up to 20kHz via an on-chip OSC/PWM
- On-Chip 7.5VDC regulator (CB) with the guaranteed external Min load (25mA)
- Over-Current protection is set by an external Sense Resistor (RS)
- Under-Voltage protection for TOP and BOTTOM IGBT Arms
- All output IGBT Shut-OFF function