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Contents

README

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CJDR9110

Changjing · Brushed DC Motor Drivers · ESOP8

CJDR9110 from Changjing, in a ESOP8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 OUT 1 output H-bridge output 1, connected directly to the motor or other inductive load.
2 VCC power_in Power supply input at 1.2 V to 6.0 V; connect a 0.1 µF bypass capacitor to ground plus sufficient bulk capacitance rated for the VCC voltage.
3 VCC power_in Power supply input at 1.2 V to 6.0 V; connect a 0.1 µF bypass capacitor to ground plus sufficient bulk capacitance rated for the VCC voltage.
4 OUT 2 output H-bridge output 2, connected directly to the motor or other inductive load.
5 GND power_in Logic ground, connected to system ground.
6 IN 1 input Logic input 1 controls the H-bridge outputs and has an internal pull-down; VIH is 2.1 V minimum and VIL is 1.0 V maximum at VCC = 5 V.
7 IN 2 input Logic input 2 controls the H-bridge outputs and has an internal pull-down; VIH is 2.1 V minimum and VIL is 1.0 V maximum at VCC = 5 V.
8 GND power_in Logic ground, connected to system ground.
9 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Changjing
Package ESOP8
Category Motor Driver ICs
Pins 9

CAD (KiCad official)

  • Symbol: CJDR9110
  • Footprint: Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm
  • 3D model: ESOP8 (KiCad packages3D, STEP)
  • 3D model files: cjdr9110-etched.step / cjdr9110-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cjdr9110.step / cjdr9110.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Changjing datasheet (13 pp, sha256 10edf4b47a014ef0, retrieved 2026-10-09, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF