component
NP2305MR
Public Made by Adomby adom
NATLINEAR MOSFETs, SOT-23-3L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownNP2305MR
NATLINEAR · MOSFETs · SOT-23-3L
NP2305MR from NATLINEAR, in a SOT-23-3L. 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 | G | input | Gate of the P-channel MOSFET, with gate-source voltage limited to ±12 V and operation stated down to 1.8 V gate drive. |
| 2 | S | passive | Source of the P-channel MOSFET; the source diode forward current Is is rated at -1.25 A. |
| 3 | D | passive | Drain of the P-channel MOSFET, with drain-source voltage limited to -20 V and continuous drain current rated at -4 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | NATLINEAR |
| Package | SOT-23-3L |
| Category | Transistors/Thyristors |
| 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 | BVDSS | -20 | V | VGS=0V, ID=-250µA | 2 | ||
| Zero gate voltage drain current | IDSS | -1 | µA | VDS=-20V, VGS=0V | 2 | ||
| Gate-body leakage | IGSS | -100 | 100 | nA | VDS=0V, VGS=±12V | 2 | |
| Gate threshold voltage | VGS(th) | -0.5 | -0.85 | -1.5 | V | VDS=VGS, ID=-250µA | 2 |
| Drain-source on-state resistance | RDS(ON) | 42 | 50 | mΩ | VGS=-4.5V, ID=-4.2A | 2 | |
| Drain-source on-state resistance | RDS(ON) | 55 | 66 | mΩ | VGS=-2.5V, ID=-3A | 2 | |
| Diode forward voltage | VSD | -0.81 | -1.2 | V | VGS=0V, Is=-1.25A | 2 | |
| Drain-source voltage | VDS | -20 | V | 1 | |||
| Gate-source voltage | VGS | -12 | 12 | V | 1 | ||
| Drain current-continuous | ID | -4 | A | Tj=125℃; surface mounted on FR4 board, t≤10sec | 1 | ||
| Drain current-pulsed | IDM | -12 | A | pulse width≤300μs, duty≤2% | 1 | ||
| Drain-source diode forward current | Is | -1.25 | A | 1 | |||
| Maximum power dissipation | PD | 1.2 | W | 1 | |||
| Operating junction temperature range | Tj | -55 | 150 | ℃ | 1 | ||
| Thermal resistance junction-to-ambient | Rth JA | 100 | ℃/W | 2 |
CAD (KiCad official)
- Symbol:
NP2305MR - Footprint:
Package_TO_SOT_SMD:SOT-23-3 - 3D model: SOT-23-3L (KiCad packages3D, STEP)
- 3D model files:
np2305mr-etched.step/np2305mr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);np2305mr.step/np2305mr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: NATLINEAR datasheet (5 pp, sha256
607ec2093f055113, retrieved 2026-10-19, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-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).