Overview
The NXP® MC34931EK is a monolithic, thermally efficient H-Bridge DC motor driver designed for robust and reliable motor control applications. This integrated circuit supports a wide voltage range of 5V to 36V and is capable of handling high current outputs up to 5A per channel. The MC34931EK is packaged in a compact 32-pin SOICW-EP package, making it suitable for a variety of applications requiring efficient motor control.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Part Number | MC34931EK |
| Package Type | 32-SSOP (0.295", 7.50mm width) Exposed Pad |
| Mounting Type | Surface Mount |
| Voltage Range | 5V to 36V |
| Output Current per Channel | 5A |
| Operating Temperature | -40°C to 150°C (TJ) |
| Output Configuration | Half Bridge (2) |
| Technology | Power MOSFET |
| Rds(on) Typical | 120 mΩ |
| Fault Protection | Current Limiting, Over Temperature, Short Circuit, UVLO |
Key Features
- Real-time load current monitoring
- Automatic thermal shutdown
- Status flag for fault indication
- Logic interface for easy control
- Robust fault protection including current limiting, over temperature, short circuit, and UVLO
- High thermal efficiency
Applications
The MC34931EK is designed for general-purpose DC motor control applications. It is particularly suitable for:
- Brushed DC motors
- Industrial automation
- Consumer electronics requiring motor control
- Automotive systems
- Other applications requiring high-current, high-voltage motor control
Q & A
- What is the voltage range of the MC34931EK?
The MC34931EK operates within a voltage range of 5V to 36V.
- What is the maximum output current per channel of the MC34931EK?
The maximum output current per channel is 5A.
- What type of package does the MC34931EK come in?
The MC34931EK is packaged in a 32-pin SOICW-EP package.
- What are the key fault protection features of the MC34931EK?
The key fault protection features include current limiting, over temperature protection, short circuit protection, and UVLO.
- What is the operating temperature range of the MC34931EK?
The operating temperature range is -40°C to 150°C (TJ).
- Does the MC34931EK support real-time load current monitoring?
Yes, the MC34931EK supports real-time load current monitoring.
- What type of technology is used in the MC34931EK?
The MC34931EK uses Power MOSFET technology.
- What are some common applications for the MC34931EK?
Common applications include brushed DC motors, industrial automation, consumer electronics, and automotive systems..
- Does the MC34931EK have a status flag for fault indication?
Yes, the MC34931EK includes a status flag for fault indication.
- What is the typical Rds(on) value for the MC34931EK?
The typical Rds(on) value is 120 mΩ.
