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ULN2804AN

Public Made by Adom

by adom

XBLW Darlington Transistor Arrays, DIP-18. Datasheet-verified pinout, KiCad symbol/footprint/3D.

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3D Model

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Symbol & Footprint

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Datasheet

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Contents

README

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ULN2804AN

XBLW · Darlington Transistor Arrays · DIP-18

ULN2804AN from XBLW, in a DIP-18. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 1B input Channel 1 Darlington base input; compatible with 3.3 V and 5 V TTL/CMOS logic; VIN absolute maximum −0.5 V to 30 V.
2 2B input Channel 2 Darlington base input; compatible with 3.3 V and 5 V TTL/CMOS logic; VIN absolute maximum −0.5 V to 30 V.
3 3B input Channel 3 Darlington base input; compatible with 3.3 V and 5 V TTL/CMOS logic; VIN absolute maximum −0.5 V to 30 V.
4 4B input Channel 4 Darlington base input; compatible with 3.3 V and 5 V TTL/CMOS logic; VIN absolute maximum −0.5 V to 30 V.
5 5B input Channel 5 Darlington base input; compatible with 3.3 V and 5 V TTL/CMOS logic; VIN absolute maximum −0.5 V to 30 V.
6 6B input Channel 6 Darlington base input; compatible with 3.3 V and 5 V TTL/CMOS logic; VIN absolute maximum −0.5 V to 30 V.
7 7B input Channel 7 Darlington base input; compatible with 3.3 V and 5 V TTL/CMOS logic; VIN absolute maximum −0.5 V to 30 V.
8 8B input Channel 8 Darlington base input; compatible with 3.3 V and 5 V TTL/CMOS logic; VIN absolute maximum −0.5 V to 30 V.
9 GND power_in Common emitter node shared by all 8 channels; typically tied to ground.
10 COM power_in Common cathode node for internal flyback clamp diodes; connect to the load supply rail when driving inductive loads; VOUT absolute maximum 50 V.
11 8C output Channel 8 open-collector Darlington output; 500 mA continuous collector current (600 mA peak), VCEO up to 50 V.
12 7C output Channel 7 open-collector Darlington output; 500 mA continuous collector current (600 mA peak), VCEO up to 50 V.
13 6C output Channel 6 open-collector Darlington output; 500 mA continuous collector current (600 mA peak), VCEO up to 50 V.
14 5C output Channel 5 open-collector Darlington output; 500 mA continuous collector current (600 mA peak), VCEO up to 50 V.
15 4C output Channel 4 open-collector Darlington output; 500 mA continuous collector current (600 mA peak), VCEO up to 50 V.
16 3C output Channel 3 open-collector Darlington output; 500 mA continuous collector current (600 mA peak), VCEO up to 50 V.
17 2C output Channel 2 open-collector Darlington output; 500 mA continuous collector current (600 mA peak), VCEO up to 50 V.
18 1C output Channel 1 open-collector Darlington output; 500 mA continuous collector current (600 mA peak), VCEO up to 50 V.

Key specifications

Parameter Value
Manufacturer XBLW
Package DIP-18
Category Transistors/Thyristors
Pins 18

CAD (KiCad official)

  • Symbol: ULN2804AN
  • Footprint: Package_DIP:DIP-18_W7.62mm
  • 3D model: DIP-18 (KiCad packages3D, STEP)
  • 3D model files: uln2804an-etched.step / uln2804an-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); uln2804an.step / uln2804an.glb are the bare package body.

Provenance

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

  • Datasheet: XBLW datasheet (12 pp, sha256 7d42154ecd3e5348, retrieved 2026-09-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-sonnet-4-6 (vision), consensus claude-opus-4-7 (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