MC34932/S H-Bridge, Brushed DC Motor Driver, 5-36 V, 5 A, 11 kHz/20 kHz
Design Files
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MC34931/S H-Bridge, Brushed DC Motor Driver, 5-36 V, 5 A, 11 kHz/20 kHz
The NXP® MC34931 is a monolithic, thermally efficient 36 V/ 5 A H-Bridge DC motor driver.
- Features real-time load current monitoring and automatic thermal back-off ensuring high availability operation in demanding high-current, high-temperature industrial applications
- Designed primarily for DC brushed and servo motor driver applications within the current and voltage limits stated in this specification
- Powered by SMARTMOS® technology
- Processor Expert® component for medium voltage H-Bridge products enables rapid embedded application development.
Product Details
Features
Key Features
- Thermal efficiency: eSOIC package delivers 2X lower thermal impedance, saving board space and simplifying design
- Automatic thermal back-off: Temperature regulated, peak current limiting ensures continuous high availability operation
- Real-time load current monitoring: Analog feedback current mirror feature used for motor control or load protection
- Design-in simplicity: Integrated H-Bridge with charge pump, control, protection and four MOSFETs
- High efficiency: 120 mΩ typical RDS(ON)
- Load supply voltage 5 V to 36 V continuous operation, 42 V transient
- Operation up to 5 A covering a wide range of applications.
- 3 & 5 V TTL/CMOS compatible
- Status flag output reports under-voltage, over-current, and over-temperature fault conditions
- Output short-circuit protection (short to VPWR or GND)
- Sleep mode with current draw < 20 μA
- Parallel interface and input control
- Ambient operating temperature -40 °C (Min), 85 °C (Max)
Product Longevity Program
- This product is included in the NXP Product Longevity Program ensuring a stable supply of products for your embedded designs. The MC34931 is included in the 10-year program
Part numbers include: MC34931EK, MC34931SEK.
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Documentation
Quick reference to our documentation types.
5 documents
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Data Sheet
MC34931, 5.0 A H-Bridge - Data SheetFeatured
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Application Note
AN3670, Implementing a DSI Network Using the MC33781 and the MC33784
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Selector Guide
Motor Driver – Selector Guide
Design Resources
Hardware
Quick reference to our
board types.
3 hardware offerings
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Evaluation and Development BoardsFreedom Expansion Board for MC34931- Brushed DC Motor Driver
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Evaluation and Development BoardsFreedom Expansion board for MC34931- Brushed DC Motor Driver, H-Bridge, 20 kHz
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Evaluation and Development BoardsTower® Expansion Board - MC33932 and MC33926, Dual and Single H-Bridg
Software
Quick reference to our software types.
2 software files
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Configuration Tools
Embedded Component: Medium Voltage H-Bridge
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Configuration Tools
Embedded SW: Medium Voltage H-Bridge Software Driver
Note: For better experience, software downloads are recommended on desktop.