Overview
The MC34GD3000EPR2, produced by NXP USA Inc., is a highly integrated gate driver IC designed specifically for three-phase motor drive applications. This device is optimized for driving three-phase brushless DC (BLDC) motors and permanent-magnet synchronous motors (PMSM). It features three half-bridge drivers, each capable of driving two N-channel MOSFETs, making it suitable for a wide range of motor control systems.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Package Type | 56-QFN (8x8) Exposed Pad | 56 terminals, 8 mm x 8 mm x 0.9 mm body |
| Supply Voltage Range | 6 V to 58 V | |
| Logic Interface | Direct 3.3 V and 5.0 V logic interface to MCUs | |
| Dead Time Range | 50 ns to 12 µs (programmable via SPI port) | |
| Current Sensing | Integrated current sensing amplifier | |
| Fault Detection | Integrated overcurrent, desaturation, and phase fault detection | |
| Transient Voltage Protection | Immunity against positive or negative transient voltage spikes on the gate driver | |
| Mounting Type | Surface Mount | |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | |
| RoHS Status | ROHS3 Compliant |
Key Features
- Three half-bridge drivers for three-phase motor control
- Charge pump to support full FET drive at low battery voltages
- Programmable dead time range via SPI port (50 ns to 12 µs)
- Integrated overcurrent, desaturation, and phase fault detection
- Current shoot-through protection built into dead time control
- Immunity against positive or negative transient voltage spikes on the gate driver
- Integrated current sensing amplifier
- Device configuration and diagnostics through the SPI port
Applications
- Three-phase brushless DC (BLDC) motors
- Permanent-magnet synchronous motors (PMSM)
- Pool pumps, hospital beds, electric scooters
- Industrial robotics, pumps, fans
- Portable power tools, commercial fans/blowers
- Small kitchen appliances
Q & A
- What is the MC34GD3000EPR2 used for?
The MC34GD3000EPR2 is used for three-phase motor drive applications, particularly for driving BLDC motors and PMSM.
- What is the package type of the MC34GD3000EPR2?
The package type is 56-QFN (8x8) Exposed Pad.
- What is the supply voltage range for the MC34GD3000EPR2?
The supply voltage range is from 6 V to 58 V.
- Does the MC34GD3000EPR2 have integrated fault detection?
Yes, it includes integrated overcurrent, desaturation, and phase fault detection.
- How is the dead time range controlled in the MC34GD3000EPR2?
The dead time range is programmable via the SPI port and can be set between 50 ns to 12 µs.
- Is the MC34GD3000EPR2 RoHS compliant?
Yes, the MC34GD3000EPR2 is ROHS3 compliant.
- What types of motors can the MC34GD3000EPR2 drive?
The MC34GD3000EPR2 can drive three-phase BLDC motors and PMSM.
- Does the MC34GD3000EPR2 have current sensing capabilities?
Yes, it includes an integrated current sensing amplifier.
- How is device configuration and diagnostics handled in the MC34GD3000EPR2?
Device configuration and diagnostics are handled through the SPI port.
- What are some common applications of the MC34GD3000EPR2?
Common applications include pool pumps, hospital beds, electric scooters, industrial robotics, and small kitchen appliances.
