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LR2003L

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

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LR2003L

LRC · Darlington Transistor Arrays · SOP-16

LR2003L from LRC, 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 IN1 input Input of Darlington driver 1, with series input resistor for 5 V TTL/CMOS; input voltage max 30 V (abs max), 2.8 V min for ON and 0.7 V max for OFF.
2 IN2 input Input of Darlington driver 2, with series input resistor for 5 V TTL/CMOS; input voltage max 30 V (abs max), 2.8 V min for ON and 0.7 V max for OFF.
3 IN3 input Input of Darlington driver 3, with series input resistor for 5 V TTL/CMOS; input voltage max 30 V (abs max), 2.8 V min for ON and 0.7 V max for OFF.
4 IN4 input Input of Darlington driver 4, with series input resistor for 5 V TTL/CMOS; input voltage max 30 V (abs max), 2.8 V min for ON and 0.7 V max for OFF.
5 IN5 input Input of Darlington driver 5, with series input resistor for 5 V TTL/CMOS; input voltage max 30 V (abs max), 2.8 V min for ON and 0.7 V max for OFF.
6 IN6 input Input of Darlington driver 6, with series input resistor for 5 V TTL/CMOS; input voltage max 30 V (abs max), 2.8 V min for ON and 0.7 V max for OFF.
7 IN7 input Input of Darlington driver 7, with series input resistor for 5 V TTL/CMOS; input voltage max 30 V (abs max), 2.8 V min for ON and 0.7 V max for OFF.
8 GND power_in Ground (emitter common) of the Darlington array.
9 COM passive Common cathode of the output clamp diodes, connected to the load supply for inductive loads; clamp diode reverse voltage max 50 V and forward current max 350 mA.
10 OUT7 output Open-collector output of driver 7, sinks up to 500 mA continuous and withstands at least 50 V in the OFF state.
11 OUT6 output Open-collector output of driver 6, sinks up to 500 mA continuous and withstands at least 50 V in the OFF state.
12 OUT5 output Open-collector output of driver 5, sinks up to 500 mA continuous and withstands at least 50 V in the OFF state.
13 OUT4 output Open-collector output of driver 4, sinks up to 500 mA continuous and withstands at least 50 V in the OFF state.
14 OUT3 output Open-collector output of driver 3, sinks up to 500 mA continuous and withstands at least 50 V in the OFF state.
15 OUT2 output Open-collector output of driver 2, sinks up to 500 mA continuous and withstands at least 50 V in the OFF state.
16 OUT1 output Open-collector output of driver 1, sinks up to 500 mA continuous and withstands at least 50 V in the OFF state.

Key specifications

Parameter Value
Manufacturer LRC
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
Output voltage VCE 50 V 1
Input voltage VIN 30 V 1
Continuous output current IC 500 mA 1
Continuous input current IIN 25 mA 1
Power dissipation (one Darlington pair) PD 1 W one Darlington pair 1
Operating temperature range TA -40 85 °C 1
Storage temperature range TS -55 150 °C 1
Output voltage VCE 0 50 V Ta = -40 to 85°C 2
Output current, 7 circuits (suffix L) IC 0 300 mA/ch Tpw = 25 ms; 7 circuits; Ta = 85°C; Tj = 120°C; Duty = 10% 2
Output current, 7 circuits (suffix L) IC 0 90 mA/ch Tpw = 25 ms; 7 circuits; Ta = 85°C; Tj = 120°C; Duty = 50% 2
Input voltage VIN 0 24 V Ta = -40 to 85°C 2
Input voltage (output on) VIN(ON) 2.8 24 V IOUT = 400 mA; hFE = 800 V 2
Input voltage (output off) VIN(OFF) 0 0.7 V 2
Clamp diode reverse voltage VR 50 V 2
Clamp diode forward current IF 350 mA 2
Power dissipation (suffix L) PD 0.65 W Ta = 85°C 2
Output leakage current ICEX 50 µA VCE = 50 V, TA = 25°C 3
Output leakage current ICEX 100 µA VCE = 50 V, TA = 70°C 3
Collector-emitter saturation voltage VCE(SAT) 0.9 1.1 V IC = 100 mA, IB = 250 µA 3
Collector-emitter saturation voltage VCE(SAT) 1.1 1.3 V IC = 200 mA, IB = 350 µA 3
Collector-emitter saturation voltage VCE(SAT) 1.3 1.6 V IC = 350 mA, IB = 500 µA 3
Input current (on) IIN(ON) 0.93 1.35 mA VIN = 3.85 V 3
Input current (off) IIN(OFF) 50 65 µA IC = 500 µA, TA = 70°C 3
Input voltage (on) VIN(ON) 2.4 V VCE = 2.0 V, IC = 200 mA 3
Input voltage (on) VIN(ON) 2.7 V VCE = 2.0 V, IC = 250 mA 3
Input voltage (on) VIN(ON) 3 V VCE = 2.0 V, IC = 300 mA 3
Input capacitance CIN 15 25 pF 3
Turn-on delay tPLH 0.25 1 µs 0.5 EIN to 0.5 EOUT 3
Turn-off delay tPHL 0.25 1 µs 0.5 EIN to 0.5 EOUT 3
Clamp diode leakage current IR 50 µA VR = 50 V, TA = 25°C 3
Clamp diode leakage current IR 100 µA VR = 50 V, TA = 70°C 3
Clamp diode forward voltage VF 1.7 2 V IF = 350 mA 3
Thermal resistance, junction to ambient (suffix L, SOIC) RθJA 90 °C/W Suffix 'L' (SOIC); value from package dissipation graph label 2

CAD (KiCad official)

  • Symbol: LR2003L
  • Footprint: Package_SO:SOIC-16_3.9x9.9mm_P1.27mm
  • 3D model: SOP-16 (KiCad packages3D, STEP)
  • 3D model files: lr2003l-etched.step / lr2003l-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lr2003l.step / lr2003l.glb are the bare package body.

Provenance

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

  • Datasheet: LRC datasheet (8 pp, sha256 cd081130a3d5f693, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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