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ULN2003AIDR-MS

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MSKSEMI Darlington Transistor Arrays, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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ULN2003AIDR-MS

MSKSEMI · Darlington Transistor Arrays · SOP-16

ULN2003AIDR-MS from MSKSEMI, in a SOP-16. 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 1B input Base input of Darlington pair 1, with input voltage rated to 30 V absolute maximum and on-state input voltage up to 2.4 V at IC = 200 mA (VCE = 2 V).
2 2B input Base input of Darlington pair 2, with input voltage rated to 30 V absolute maximum and on-state input voltage up to 2.4 V at IC = 200 mA (VCE = 2 V).
3 3B input Base input of Darlington pair 3, with input voltage rated to 30 V absolute maximum and on-state input voltage up to 2.4 V at IC = 200 mA (VCE = 2 V).
4 4B input Base input of Darlington pair 4, with input voltage rated to 30 V absolute maximum and on-state input voltage up to 2.4 V at IC = 200 mA (VCE = 2 V).
5 5B input Base input of Darlington pair 5, with input voltage rated to 30 V absolute maximum and on-state input voltage up to 2.4 V at IC = 200 mA (VCE = 2 V).
6 6B input Base input of Darlington pair 6, with input voltage rated to 30 V absolute maximum and on-state input voltage up to 2.4 V at IC = 200 mA (VCE = 2 V).
7 7B input Base input of Darlington pair 7, with input voltage rated to 30 V absolute maximum and on-state input voltage up to 2.4 V at IC = 200 mA (VCE = 2 V).
8 E power_in Common emitter of all seven Darlington pairs, serving as the ground reference; total emitter-terminal current is rated to -2.5 A absolute maximum.
9 COM passive Common clamp diode terminal for suppressing inductive load transients; clamp diode reverse voltage is rated to 50 V and output clamp current to 500 mA.
10 7C output Open-collector output of Darlington pair 7, rated at 500 mA per pair with collector-emitter voltage up to 50 V.
11 6C output Open-collector output of Darlington pair 6, rated at 500 mA per pair with collector-emitter voltage up to 50 V.
12 5C output Open-collector output of Darlington pair 5, rated at 500 mA per pair with collector-emitter voltage up to 50 V.
13 4C output Open-collector output of Darlington pair 4, rated at 500 mA per pair with collector-emitter voltage up to 50 V.
14 3C output Open-collector output of Darlington pair 3, rated at 500 mA per pair with collector-emitter voltage up to 50 V.
15 2C output Open-collector output of Darlington pair 2, rated at 500 mA per pair with collector-emitter voltage up to 50 V.
16 1C output Open-collector output of Darlington pair 1, rated at 500 mA per pair with collector-emitter voltage up to 50 V.

Key specifications

Parameter Value
Manufacturer MSKSEMI
Package SOP-16
Category Transistors/Thyristors
Pins 16

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
On-state input voltage VI(on) 2.4 V VCE = 2 V, IC = 200 mA 6
On-state input voltage VI(on) 2.7 V VCE = 2 V, IC = 250 mA 6
On-state input voltage VI(on) 3 V VCE = 2 V, IC = 300 mA 6
Collector-emitter saturation voltage VCE(sat) 0.9 1.1 V II = 250 μA, IC = 100 mA 6
Collector-emitter saturation voltage VCE(sat) 1 1.3 V II = 350 μA, IC = 200 mA 6
Collector-emitter saturation voltage VCE(sat) 1.2 1.6 V II = 500 μA, IC = 350 mA 6
Collector cutoff current ICEX 50 μA VCE = 50 V, II = 0 6
Collector cutoff current ICEX 100 μA VCE = 50 V, TA = +105°C, II = 0 6
Clamp forward voltage VF 1.7 2 V IF = 350 mA 6
Off-state input current II(off) 50 65 μA VCE = 50 V, IC = 500 μA 6
Input current II 0.93 1.35 mA VI = 3.85 V 6
Clamp reverse current IR 50 μA VR = 50 V 6
Clamp reverse current IR 100 μA VR = 50 V, TA = 70°C 6
Input capacitance Ci 15 25 pF VI = 0, f = 1 MHz 6
Propagation delay time, low- to high-level output tPLH 0.25 1 μs See Figure 9 6
Propagation delay time, high- to low-level output tPHL 0.25 1 μs See Figure 9 6
Collector to emitter voltage VCC 50 V 5
Clamp diode reverse voltage VR 50 V 5
Input voltage VI 30 V 5
Peak collector current ICP 500 mA See typical characteristics 5
Output clamp current IOK 500 mA 5
Total emitter-terminal current ITE -2.5 A 5
Operating free-air temperature range TA -40 105 °C ULN2003Axxx-MS 5
Operating virtual junction temperature TJ 150 °C 5
Storage temperature range TSTG -65 150 °C 5
ESD Human Body Model ESD 3000 V Human Body Model 5
Collector to Emitter voltage (recommended) VCC 50 V 5
Operating ambient temperature (recommended) TA -40 105 ℃ 5
Thermal resistance junction-to-ambient θJA 63 °C/W 5
Thermal resistance junction-to-case θJC 12 °C/W 5

CAD (KiCad official)

  • Symbol: ULN2003AIDR-MS
  • Footprint: Package_SO:SOIC-16_3.9x9.9mm_P1.27mm
  • 3D model: SOP-16 (KiCad packages3D, STEP)
  • 3D model files: uln2003aidr-ms-etched.step / uln2003aidr-ms-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); uln2003aidr-ms.step / uln2003aidr-ms.glb are the bare package body.

Provenance

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

  • Datasheet: MSKSEMI datasheet (12 pp, sha256 11fc9882dca2d54b, retrieved 2026-10-18, 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