LB11693JH-MPB-E

Overview

The onsemi LB11693JH-MPB-E is a monolithic integrated circuit designed for driving DC motors, specifically configured as a dual H-bridge driver. It operates within an input voltage range of 2.5 V to 18 V and supports continuous output currents up to 0.7 A per channel. The device features built-in protection mechanisms including overcurrent shutdown, thermal shutdown, and reverse polarity protection. It utilizes a 16-pin SSOP package suitable for space-constrained applications requiring reliable motor control functionality.

Feature Summary

• Dual H-bridge architecture enabling bidirectional control of two independent DC motors or one stepper motor.
• Integrated safety protections including thermal shutdown and overcurrent limiting to ensure operational reliability.
• Built-in free-wheeling diodes for efficient current recirculation during switching transitions.

Applications

• Small appliance motor control
• Toy vehicle drive systems
• Industrial automation actuators

Procurement Notes

Verify the specific suffix 'MPB-E' against the manufacturer's official datasheet to confirm pinout compatibility and material composition. Ensure that the required operating temperature range aligns with the component's specified limits before integration into the final design.

Selection Notes

Select this component when a compact solution for dual DC motor control is required without external discrete drivers. Consider the 0.7 A current limit and 18 V maximum input voltage to ensure it meets the load requirements of the target application.

Part Context

This part belongs to onsemi's legacy motor driver portfolio, often utilized in consumer electronics and small industrial equipment. It represents a cost-effective alternative to discrete MOSFET-based H-bridge designs, offering simplified PCB layout and reduced component count for standard motor applications.

Replacement Considerations

Consult the manufacturer's cross-reference guide for direct replacements. Verify pin-to-pin compatibility and electrical parameter equivalence if substituting with other dual H-bridge drivers from different product lines.

FAQ

Does the LB11693JH support PWM speed control?

Yes, the device accepts PWM signals on its input pins to regulate motor speed effectively.

What is the maximum supply voltage for this IC?

The maximum recommended supply voltage is 18 V.