EPC91128 / EPC91129: 29 ARMS 3-Phase Motor Drive Inverter
The EPC91128 and EPC91129 demonstration boards are a 3-phase BLDC motor drive inverter board featuring the EPC23108 and the EPC23109 ePower™ Stage IC 5.2 mΩ typ RDS(on), 100 V maximum device voltage. The EPC91128/29 can deliver up to 41 Apk (29 ARMS) pulsed output current.
The EPC9128/29 contain all the necessary critical functions circuits to support a complete motor drive inverter including gate drivers, regulated auxiliary power rails for housekeeping supplies, voltage, and temperature sense, accurate current sense, and protection functions.
The EPC91128/29 includes:
One (1) EPC91128/29 evaluation board
One (1) EPC9147E controller board
Features
- 3-phase inverter based on EPC23108 and EPC23109 ePower™ Stage IC with wide input DC voltage ranging from 14 V to 80 V
- Dimensions: Lx W = 81 x 75 mm (including connector)
- Low distortion switching that keeps motor audio emission low and reduces torque ripple
- dv/dt optimized for motor drives less than 10 V/ns
- Current sense, voltage sense, temperature monitoring circuit
- Protection features including: over-current and input supply under voltage lockout
- Shaft encoder/Hall sensors interface connector for motor drive application with two voltage levels selection option
Applications
- BLDC motor drives
- eMobility
- Drones
- Robotics