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ICW1235A50PGQ1

Public Made by Adom

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ICW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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ICW1235A50PGQ1

ICW · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT89-3

ICW1235A50PGQ1 from ICW, in a SOT89-3. 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 VOUT power_out Regulated 5.0V output (ICW1235A50PGQ1) with ±2% accuracy and up to 200mA output current; the VOUT potential must not exceed VIN+0.3V.
2 GND power_in Ground pin.
3 VIN power_in Voltage input with an operating range of 2.2V to 40V (absolute maximum -0.3V to 45V); CIN of 1µF or more is required.

Key specifications

Parameter Value
Manufacturer ICW
Package SOT89-3
Category Power Management (PMIC)
Pins 3

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Input voltage operating range VIN 2.2 40 V 5
Output voltage VOUT(S) 0.98 1.02 ×VOUT(S) VIN=VOUT(S)+2V, IOUT=1mA 5
Output voltage accuracy VOUT -2 2 % 2
Line regulation 0.01 0.02 %/V VOUT(S)+2V≤VIN≤40V, IOUT=1mA 5
Load regulation VOUT2 20 40 mV VOUT(S)≤5.3V, VIN=VOUT(S)+2V, 1mA≤IOUT≤200mA 5
Temperature stability -50 50 ppm/℃ VIN=VOUT(S)+2V, IOUT=10mA, -40≤Ta≤125℃ 5
Ground current, 3.0≤VOUT(S)≤5.3V IGND 1 1.5 2.5 uA VEN=VIN, no load, 3.0≤VOUT(S)≤5.3V 5
Shutdown current ISHUT 0.1 1 uA EN=0, VIN=40.0V, VEN=0 5
Maximum output current IOUTMAX 150 200 mA 5
Output current limit ILIM 200 450 mA VIN=VOUT(S)+2V, VOUT=0.95×VOUT(S) 5
EN high-level input voltage VENH 1.5 40 V 5
EN low-level input voltage VENL 0 0.6 V 5
EN high-level leakage current IENH -0.1 0.1 uA VIN=40V, VEN=VIN 5
EN low-level leakage current IENL -0.1 0.1 uA VIN=40V, VEN=0 5
Absolute maximum input voltage VIN -0.3 45 V 4
Absolute maximum output voltage VOUT -0.3 V Min is Vss-0.3V; max printed as VIN+0.3V (expression, not a number) 4
Power dissipation, SOT89-3 PD 1000 W SOT89-3 4
ESD HBM ESD HBM -4000 4000 V 4
Operating ambient temperature Topr -40 125 ℃ 4
Storage temperature range Tstg -55 150 ℃ 4
Thermal resistance, junction to ambient, SOT89-3 RθJA 100 ℃/W Junction to ambient, SOT89-3 4
Short-circuit current ISHORT 65 mA VIN=VEN=VOUT(S)+2.0V, VOUT=0V 5
Overtemperature protection threshold OTP 170 IOUT=1mA 5
PSRR PSRR 79 dB f=100Hz, IOUT=10mA 5
PSRR PSRR 62 dB f=1kHz, IOUT=10mA 5
PSRR PSRR 48 dB f=10kHz, IOUT=10mA 5
PSRR PSRR 40 dB f=100kHz, IOUT=10mA 5

CAD (KiCad official)

  • Symbol: ICW1235A50PGQ1
  • Footprint: Package_TO_SOT_SMD:SOT-89-3
  • 3D model: SOT89-3 (KiCad packages3D, STEP)
  • 3D model files: icw1235a50pgq1-etched.step / icw1235a50pgq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); icw1235a50pgq1.step / icw1235a50pgq1.glb are the bare package body.

Provenance

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

  • Datasheet: ICW datasheet (14 pp, sha256 4fff9da69f54760e, 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