Description

This is 1-chip system motor driver integrating 2-channel H-bridge driver, step-down switching regulator with built-in power DMOS, series regulator and reset output.

Features

1) Low-on resistance output H-bridge driver (2-channel)

2) Constant-current chopping drive H-bridge driver

3) Switching regulator with built-in P-channel power DMOS FET

4) Soft start function: 23.6 ms (Typ.)

5) Reset release timer: 80 ms (Typ.)

6) 16 bit serial interface

7) Logic input interface (serial/parallel changeable)

8) Ultra thin type high heat dissipation HTSSOP-B40 package

9) Overcurrent protection in H-bridge driver block

10) Input voltage low voltage protection in H-bridge driver block

11) Overcurrent protection in switching regulator block

12) Output overvoltage protection in switching regulator block

13) Output low voltage protection in switching regulator block

14) Thermal shutdown

Applications

Inkjet printer, photo printer, etc.