component
HD2305
Public Made by Adomby adom
High Diode MOSFETs, SOT-23. 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
markdownHD2305
High Diode · MOSFETs · SOT-23
HD2305 from High Diode, 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 | G | input | Gate; gate-source voltage limited to ±8 V, with threshold VGS(th) of -0.5 V min to -0.9 V max at ID=-250µA. |
| 2 | S | passive | Source; continuous source-drain diode current is -0.8 A (IS, absolute maximum rating). |
| 3 | D | passive | Drain; drain-source voltage rated -12 V and continuous drain current -4.1 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | High Diode |
| Package | SOT-23 |
| 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 | V(BR)DSS | -12 | V | VGS = 0V, ID =-250µA | 2 | ||
| Gate-source threshold voltage | VGS(th) | -0.5 | -0.9 | V | VDS =VGS, ID =-250µA | 2 | |
| Gate-source leakage | IGSS | -100 | 100 | nA | VDS =0V, VGS =±8V | 2 | |
| Zero gate voltage drain current | IDSS | -1 | µA | VDS =-8V, VGS =0V | 2 | ||
| Drain-source on-state resistance | RDS(on) | 30 | 45 | mΩ | VGS =-4.5V, ID =-3.5A | 2 | |
| Drain-source on-state resistance | RDS(on) | 40 | 60 | mΩ | VGS =-2.5V, ID =-3A | 2 | |
| Drain-source on-state resistance | RDS(on) | 60 | 90 | mΩ | VGS =-1.8V,ID=-2.0A | 2 | |
| Forward transconductance | gfs | 6 | S | VDS =-5V, ID =-4.1A | 2 | ||
| Total gate charge | Qg | 7.8 | 15 | nC | VDS =-4V,VGS =-4.5V, ID =-4.1A | 2 | |
| Total gate charge | Qg | 4.5 | 9 | nC | VDS =-4V,VGS =-2.5V, ID =-4.1A | 2 | |
| Gate resistance | Rg | 1.4 | 7 | 14 | Ω | f =1MHz | 2 |
| Turn-on delay time | td(on) | 13 | 20 | ns | VDD=-4V, RL=1.2Ω, ID ≈-3.3A, VGEN=-4.5V,Rg=1Ω | 2 | |
| Rise time | tr | 35 | 53 | ns | VDD=-4V, RL=1.2Ω, ID ≈-3.3A, VGEN=-4.5V,Rg=1Ω | 2 | |
| Turn-off delay time | td(off) | 32 | 48 | ns | VDD=-4V, RL=1.2Ω, ID ≈-3.3A, VGEN=-4.5V,Rg=1Ω | 2 | |
| Fall time | tf | 10 | 20 | ns | VDD=-4V, RL=1.2Ω, ID ≈-3.3A, VGEN=-4.5V,Rg=1Ω | 2 | |
| Turn-on delay time | td(on) | 5 | 10 | ns | VDD=-4V, RL=1.2Ω, ID ≈-3.3A, VGEN=-8V,Rg=1Ω | 2 | |
| Rise time | tr | 11 | 17 | ns | VDD=-4V, RL=1.2Ω, ID ≈-3.3A, VGEN=-8V,Rg=1Ω | 2 | |
| Turn-off delay time | td(off) | 22 | 33 | ns | VDD=-4V, RL=1.2Ω, ID ≈-3.3A, VGEN=-8V,Rg=1Ω | 2 | |
| Fall time | tf | 16 | 24 | ns | VDD=-4V, RL=1.2Ω, ID ≈-3.3A, VGEN=-8V,Rg=1Ω | 2 | |
| Continuous source-drain diode current | IS | -1.4 | A | TC=25℃ | 2 | ||
| Pulse diode forward current | ISM | -10 | A | Pulse Width ≤300µs, Duty Cycle ≤2% | 2 | ||
| Body diode voltage | VSD | -1.2 | V | IF=-3.3A | 2 | ||
| Drain-source voltage | VDS | -12 | V | 1 | |||
| Gate-source voltage | VGS | -8 | 8 | V | 1 | ||
| Continuous drain current | ID | -4.1 | A | 1 | |||
| Continuous source-drain diode current | IS | -0.8 | A | 1 | |||
| Maximum power dissipation | PD | 0.35 | W | 1 | |||
| Junction temperature | TJ | 150 | ℃ | 1 | |||
| Storage temperature | TSTG | -50 | 150 | ℃ | 1 | ||
| Thermal resistance from junction to ambient | RθJA | 357 | ℃/W | t≤10s | 1 |
CAD (KiCad official)
- Symbol:
HD2305 - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
hd2305-etched.step/hd2305-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);hd2305.step/hd2305.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: High Diode datasheet (5 pp, sha256
80cb17e5b1b43179, retrieved 2026-10-15, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).