Pololu H2 High-Power DC Motor Driver for Robotics

The Pololu H2 High-Power DC Motor Driver 36v11 CS is a compact and efficient motor driver designed for high-power brushed DC motors. Measuring just 1.3″ x 0.8″, it supports a range of 5V to 60V and can handle up to 11 amps of current. Even though it doesn’t have a special cooling system, it’s made in a way that keeps it from getting too hot. It’s got some stuff that keeps it from breaking. It won’t get damaged if the power goes backward, and it can tell how much electricity the motor uses.

If the power gets too weak, it’ll stop automatically. It’s easy to integrate with 3.3V or 5V logic systems and requires only two I/O lines for control. This new H2 driver is better than the old ones because it can handle more power, it can tell how much electricity the motor is using, and it’s better at finding problems. You can use it to control large DC motors in high-power projects.

Previously, we have written about other interesting motor drivers like the FOCN BLDC Motor Driver, the Brushed DC Motor Driver, the MP6612 – 45V, 5A, H-bridge DC Motor Driver, and much more, feel free to check those out if you are interested in the topic.

Pololu H2 High-Power DC Motor Driver Specifications:

• Motor Driver: Discrete MOSFET H-bridge
• Maximum Continuous Current: 11 A
• Current Sensor:
  • On-board ACS711 Hall effect sensor
  • Sensitivity: 40 mV/A at 3.3 V; 60 mV/A at 5 V
• Protection Features:
  • Reverse-voltage protection
  • Undervoltage shutdown
  • Short circuit protection
  • Fault detection (reports via FLT pin)
• No Over-temperature Protection: Requires external monitoring for safe operation
• PWM Frequency Support: Up to 100 kHz
  • Minimum high pulse duration: 0.25 µs
  • Minimum off time: 0.3 µs
• Control Interface:
  • Two PWM inputs (PWMA, PWMB)
  • Direct control of motor outputs (OUTA, OUTB)
• Voltage Range: 5 V to 60 V (absolute maximum)
• Logic Input Voltage Compatibility: 3.3 V and 5 V logic
• Dimensions:  33 mm x 20 mm

The Pololu H2 High-Power DC Motor Driver features two 0.086″ (2.18 mm) diameter mounting holes for #2 or M2 screws, making it easy to secure in various setups. For connectivity, it provides motor and power connections through large holes spaced 5 mm apart or 0.1″-spaced holes, allowing flexibility in different configurations. The logic connections are compatible with breadboards, perfboards, and standard 0.1″ connectors. The driver comes with two 8-pin straight breakaway male headers and one 4-pin set of 5mm terminal blocks, which may be supplied as a continuous or separable piece, to simplify integration into your projects.

This Pololu H2 High-Power Motor Driver is a really good tool for controlling big DC motors. Despite its small size, it can do a lot, even though it’s not very big. It’s got some stuff that keeps it from breaking. It even has a built-in thing that tells you how much electricity the motor is using. If you’re making something that needs a powerful motor, then you can use this motor driver. Make sure to take precautions when you are using it.

For more information about the Pololu H2 High-Power Motor Driver, visit the product page. It’s also available on other websites like Core Electronics and EXP Tech, and the price might be different depending on where you buy it.

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