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LN2302ALT1G

LRC · New Arrivals · SOT-23

LN2302ALT1G from LRC, in a SOT-23. 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 Gate input Gate terminal of the N-channel MOSFET; gate-to-source voltage limited to ±8 V with threshold of 0.6 V min to 1.2 V max at ID = 250 µA.
2 Source passive Source terminal of the N-channel MOSFET; maximum continuous body-diode current is 1.6 A.
3 Drain passive Drain terminal of the N-channel MOSFET; drain-source voltage rated 20 V with continuous drain current of 2.8 A at TA = 25°C.

Key specifications

Parameter Value
Manufacturer LRC
Package SOT-23
Category Others
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
Drain-Source Breakdown Voltage V(BR)DSS 20 V VGS = 0, ID = 250μA 2
Gate Threshold Voltage VGS(th) 0.6 0.9 1.2 V VDS = VGS, ID = 250μA 2
Zero Gate Voltage Drain Current IDSS 1 μA VDS=20V, VGS=0V 2
Zero Gate Voltage Drain Current IDSS 10 μA VDS=20V, VGS=0V, TJ =55℃ 2
Gate-Body Leakage Current IGSS -100 100 nA VDS = 0 V, VGS = ±8 V 2
Static Drain-Source On-State Resistance RDS(on) 55 85 mΩ VGS =4.5V, ID = 2.8A 2
Static Drain-Source On-State Resistance RDS(on) 65 115 mΩ VGS =2.5V, ID = 2.5A 2
Static Drain-Source On-State Resistance RDS(on) 80 130 mΩ VGS =1.8V, ID = 2.2A 2
Forward Voltage VSD 0.75 1.2 V IS =1A, VGS =0V 2
Drain-Source Voltage VDSS 20 V Ta = 25ºC 1
Gate-to-Source Voltage - Continuous VGS -8 8 V Ta = 25ºC 1
Drain Current - Continuous ID 2.8 A TA = 25°C 1
Drain Current - Continuous ID 2.2 A TA = 70°C 1
Drain Current - Pulsed IDM 10 A 1
Maximum Body-Diode Continuous Current IS 1.6 A 1
Maximum Power Dissipation PD 1.25 W TA =25℃ 1
Maximum Power Dissipation PD 0.8 W TA =70℃ 1
Junction and Storage Temperature TJ,Tstg -55 150 ºC 1
Thermal Resistance, Junction-to-Ambient RΘJA 77 ºC/W T≦10 s, device mounted on 1in² FR4 board with 2 oz copper 1
Thermal Resistance, Junction-to-Ambient RΘJA 105 ºC/W Steady State, device mounted on 1in² FR4 board with 2 oz copper 1
Thermal Resistance, Junction-to-Case RΘJC 70 ºC/W 1
Input Capacitance Ciss 311 pF VGS = 0 V, f = 1.0MHz, VDS= 10 V 2
Output Capacitance Coss 33 pF VGS = 0 V, f = 1.0MHz, VDS= 10 V 2
Reverse Transfer Capacitance Crss 26.3 pF VGS = 0 V, f = 1.0MHz, VDS= 10 V 2
Total Gate Charge Qg 3.1 nC VDS =10V, VGS =4.5V, ID =2.8A 2
Gate-Source Charge Qgs 0.5 nC VDS =10V, VGS =4.5V, ID =2.8A 2
Gate-Drain Charge Qgd 0.7 nC VDS =10V, VGS =4.5V, ID =2.8A 2
Turn-On Delay Time td(on) 3.4 ns VDD = 10V, VGEN = 4.5V, RL = 10 Ω, RG = 6.2Ω 2
Rise Time tr 2.1 ns VDD = 10V, VGEN = 4.5V, RL = 10 Ω, RG = 6.2Ω 2
Turn-Off Delay Time td(off) 12.5 ns VDD = 10V, VGEN = 4.5V, RL = 10 Ω, RG = 6.2Ω 2
Fall Time tf 2.3 ns VDD = 10V, VGEN = 4.5V, RL = 10 Ω, RG = 6.2Ω 2

CAD (KiCad official)

  • Symbol: LN2302ALT1G
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: ln2302alt1g-etched.step / ln2302alt1g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ln2302alt1g.step / ln2302alt1g.glb are the bare package body.

Provenance

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

  • Datasheet: LRC datasheet (6 pp, sha256 4ee0b1e436f28a5c, retrieved 2026-10-30, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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