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Aip2803DA18.TB

Wuxi I core Elec · Darlington Transistor Arrays · DIP-18

Aip2803DA18.TB from Wuxi I core Elec, in a DIP-18. 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 channel 1 with absolute input voltage limit of -0.5 to 30 V, and recommended VIN(ON) of 2.8 to 24 V and VIN(OFF) of 0 to 0.7 V.
2 2B input Base input of Darlington channel 2 with absolute input voltage limit of -0.5 to 30 V, and recommended VIN(ON) of 2.8 to 24 V and VIN(OFF) of 0 to 0.7 V.
3 3B input Base input of Darlington channel 3 with absolute input voltage limit of -0.5 to 30 V, and recommended VIN(ON) of 2.8 to 24 V and VIN(OFF) of 0 to 0.7 V.
4 4B input Base input of Darlington channel 4 with absolute input voltage limit of -0.5 to 30 V, and recommended VIN(ON) of 2.8 to 24 V and VIN(OFF) of 0 to 0.7 V.
5 5B input Base input of Darlington channel 5 with absolute input voltage limit of -0.5 to 30 V, and recommended VIN(ON) of 2.8 to 24 V and VIN(OFF) of 0 to 0.7 V.
6 6B input Base input of Darlington channel 6 with absolute input voltage limit of -0.5 to 30 V, and recommended VIN(ON) of 2.8 to 24 V and VIN(OFF) of 0 to 0.7 V.
7 7B input Base input of Darlington channel 7 with absolute input voltage limit of -0.5 to 30 V, and recommended VIN(ON) of 2.8 to 24 V and VIN(OFF) of 0 to 0.7 V.
8 8B input Base input of Darlington channel 8 with absolute input voltage limit of -0.5 to 30 V, and recommended VIN(ON) of 2.8 to 24 V and VIN(OFF) of 0 to 0.7 V.
9 E power_in Common emitter ground (地) of the Darlington array, with a total emitter peak current rating IET of -2.5 A.
10 COM passive Common terminal (公共端) for the internal freewheeling clamp diodes, with a COM terminal voltage rating of 50 V.
11 8C output Open-collector output of channel 8 with collector-emitter voltage limit of -0.5 to 50 V and collector peak current of 500 mA per channel.
12 7C output Open-collector output of channel 7 with collector-emitter voltage limit of -0.5 to 50 V and collector peak current of 500 mA per channel.
13 6C output Open-collector output of channel 6 with collector-emitter voltage limit of -0.5 to 50 V and collector peak current of 500 mA per channel.
14 5C output Open-collector output of channel 5 with collector-emitter voltage limit of -0.5 to 50 V and collector peak current of 500 mA per channel.
15 4C output Open-collector output of channel 4 with collector-emitter voltage limit of -0.5 to 50 V and collector peak current of 500 mA per channel.
16 3C output Open-collector output of channel 3 with collector-emitter voltage limit of -0.5 to 50 V and collector peak current of 500 mA per channel.
17 2C output Open-collector output of channel 2 with collector-emitter voltage limit of -0.5 to 50 V and collector peak current of 500 mA per channel.
18 1C output Open-collector output of channel 1 with collector-emitter voltage limit of -0.5 to 50 V and collector peak current of 500 mA per channel.

Key specifications

Parameter Value
Manufacturer Wuxi I core Elec
Package DIP-18
Category Transistors/Thyristors
Pins 18

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Collector-emitter voltage (pins 11~18), absolute maximum VCE -0.5 50 V 4
COM terminal voltage (pin 10), absolute maximum 50 V 4
Input voltage (pins 1~8), absolute maximum VI -0.5 30 V 4
Collector peak current, absolute maximum ICP 500 mA/ch 4
Output clamp diode forward peak current, absolute maximum IOK 500 mA 4
Total emitter maximum peak current, absolute maximum IET -2.5 A 4
Maximum operating junction temperature, absolute maximum TJ 150 ℃ 4
Storage temperature range, absolute maximum Tstg -55 150 ℃ 4
Power dissipation DIP18, absolute maximum PD 1.47 W See notes 1, 2 4
Soldering temperature DIP18, absolute maximum TL 245 ℃ 10 s 4
Collector-emitter voltage (pins 11~18), recommended operating VCE 0 50 V 5
Output current DIP18, duty cycle 10% IOUT 0 370 mA TPW=25ms, TA=85℃, TJ=120℃, duty cycle 10% 5
Output current DIP18, duty cycle 50% IOUT 0 130 mA TPW=25ms, TA=85℃, TJ=120℃, duty cycle 50% 5
Control signal input voltage VIN 0 24 V 5
Input voltage (output on) VIN(ON) 2.8 24 V IOUT=400 mA, hFE=800 5
Input voltage (output off) VIN(OFF) 0 0.7 V 5
Clamp diode reverse voltage VR 50 V 5
Clamp diode forward current IF 350 mA TA=85℃ 5
Operating temperature range DIP18 TA -40 85 ℃ 5
Power dissipation DIP18 at TA=85℃ PD 0.76 W TA=85℃ 5
Collector off-state leakage current ILEAK 50 uA VCE=50V, TA=25℃, II=0uA 5
Collector off-state leakage current ILEAK 100 uA VCE=50V, TA=85℃, VI=0V 5
Collector-emitter saturation voltage VCEO(SAT) 1.3 1.6 V IOUT=350mA, IIN=500uA 5
Collector-emitter saturation voltage VCEO(SAT) 1.1 1.3 V IOUT=200mA, IIN=350uA 5
Collector-emitter saturation voltage VCEO(SAT) 0.9 1.1 V IOUT=100mA, IIN=250uA 5
DC current transfer ratio hFE 1000 VCE=2V, IOUT=350mA 5
Input current (output on) IIN(ON) 0.4 0.7 mA VIN=2.4V, IOUT=350mA 5
Input current (output off) IIN(OFF) 50 65 uA IOUT=500uA, TA=85℃ 5
Input voltage (output on) VIN(ON) 2.6 V VCE=2V, IOUT=350mA 5
Input voltage (output on) VIN(ON) 2 V VCE=2V, IOUT=200mA 5
Clamp diode reverse current IR 50 uA VR=50V, TA=25℃ 5
Clamp diode forward voltage VF 2 V IR=350mA 5
Input capacitance CIN 15 pF 5

CAD (KiCad official)

  • Symbol: Aip2803DA18.TB
  • Footprint: Package_DIP:DIP-18_W7.62mm
  • 3D model: DIP-18 (KiCad packages3D, STEP)
  • 3D model files: aip2803da18-tb-etched.step / aip2803da18-tb-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); aip2803da18-tb.step / aip2803da18-tb.glb are the bare package body.

Provenance

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

  • Datasheet: Wuxi I core Elec datasheet (11 pp, sha256 233d526dd27d07a1, retrieved 2026-10-18, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • 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