宋元浩

AT8870 motor driver

Overview

About 3.28 yuan per piece, single-channel drive;

The driving peak current is a little more than 3A, and the average value is 1~2A;

The maximum driving frequency is 100kHz;

The supply voltage is 6.5-38V.

It has been tested to drive a 37520 motor. When R1 is short-circuited, the locked-rotor current is 3.2A.

Application examples:

https://oshwhub.com/soulhand/at8870-dian-ji-qu-dong-cc6902so-dian-liu-jian-ce

Design Files

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Update:2025-08-04 06:33:21

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