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IRLR3705ZTRPBF-VB
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VBsemi Elec MOSFETs, TO-252. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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IRLR3705ZTRPBF-VB
VBsemi Elec · MOSFETs · TO-252
IRLR3705ZTRPBF-VB from VBsemi Elec, in a TO-252. 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 control input; gate-source voltage is rated at ±20 V maximum (threshold 2.0 to 4.0 V at 250 µA). |
| 2 | D | passive | Drain terminal (also the case/tab, Rth junction-to-case 1.1 °C/W); rated for VDS 60 V and 97 A continuous at TC = 25 °C. |
| 3 | S | passive | Source terminal; continuous diode-conduction source current is rated at 100 A and pulsed at 290 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | VBsemi Elec |
| Package | TO-252 |
| 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 Voltage | VDS | 60 | V | TC = 25 °C | 1 | ||
| Gate-Source Voltage | VGS | -20 | 20 | V | 1 | ||
| Continuous Drain Current | ID | 97 | A | TC = 25 °C | 1 | ||
| Continuous Drain Current | ID | 56 | A | TC = 125 °C | 1 | ||
| Continuous Source Current (Diode Conduction) | IS | 100 | A | 1 | |||
| Pulsed Drain Current | IDM | 290 | A | 1 | |||
| Single Pulse Avalanche Current | IAS | 45 | A | L = 0.1 mH | 1 | ||
| Single Pulse Avalanche Energy | EAS | 101 | mJ | L = 0.1 mH | 1 | ||
| Maximum Power Dissipation | PD | 136 | W | TC = 25 °C | 1 | ||
| Maximum Power Dissipation | PD | 45 | W | TC = 125 °C | 1 | ||
| Operating Junction and Storage Temperature Range | TJ, Tstg | -55 | 175 | °C | 1 | ||
| Junction-to-Ambient | RthJA | 50 | °C/W | PCB mount | 1 | ||
| Junction-to-Case (Drain) | RthJC | 1.1 | °C/W | 1 | |||
| Drain-Source Breakdown Voltage | VDS | 60 | V | VGS = 0 V, ID = 250 μA | 2 | ||
| Gate-Source Leakage | IGSS | -100 | 100 | nA | VDS = 0 V, VGS = ± 20 V | 2 | |
| Zero Gate Voltage Drain Current | IDSS | 1 | μA | VGS = 0 V, VDS = 60 V | 2 | ||
| Zero Gate Voltage Drain Current | IDSS | 50 | μA | VGS = 0 V, VDS = 60 V, TJ = 125 °C | 2 | ||
| Zero Gate Voltage Drain Current | IDSS | 150 | μA | VGS = 0 V, VDS = 60 V, TJ = 175 °C | 2 | ||
| On-State Drain Current | ID(on) | 50 | A | VGS = 10 V, VDS ≥ 5 V | 2 | ||
| Output Capacitance | Coss | 441 | 555 | pF | VGS = 0 V, VDS = 25 V, f = 1 MHz | 2 | |
| Reverse Transfer Capacitance | Crss | 200 | 250 | pF | VGS = 0 V, VDS = 25 V, f = 1 MHz | 2 | |
| Gate Resistance | Rg | 1 | 2 | 3 | Ω | f = 1 MHz | 2 |
| Turn-Off Delay Time | td(off) | 41 | 62 | ns | VDD = 30 V, RL = 0.6 Ω, ID ≅ 50 A, VGEN = 10 V, Rg = 1 Ω | 2 | |
| Fall Time | tf | 7 | 11 | ns | VDD = 30 V, RL = 0.6 Ω, ID ≅ 50 A, VGEN = 10 V, Rg = 1 Ω | 2 | |
| Pulsed Current | ISM | 290 | A | 2 | |||
| Forward Voltage | VSD | 0.9 | 1.5 | V | IF = 50 A, VGS = 0 V | 2 | |
| Drain-Source On-State Resistance | RDS(on) | 0.005 | Ω | VGS = 10 V, ID = 25 A | 2 | ||
| Drain-Source On-State Resistance | RDS(on) | 0.012 | Ω | VGS = 4.5 V, ID = 20 A | 2 | ||
| Forward Transconductance | gfs | 177 | S | VDS = 15 V, ID = 25 A | 2 | ||
| Gate-Source Charge | Qgs | 14.5 | nC | VGS = 10 V, VDS = 30 V, ID = 50 A | 2 | ||
| Gate-Drain Charge | Qgd | 13.5 | nC | VGS = 10 V, VDS = 30 V, ID = 50 A | 2 |
CAD (KiCad official)
- Symbol:
IRLR3705ZTRPBF-VB - Footprint:
Package_TO_SOT_SMD:TO-252-2 - 3D model: TO-252 (KiCad packages3D, STEP)
- 3D model files:
irlr3705ztrpbf-vb-etched.step/irlr3705ztrpbf-vb-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);irlr3705ztrpbf-vb.step/irlr3705ztrpbf-vb.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: VBsemi Elec datasheet (8 pp, sha256
29fcd8705806b107, retrieved 2026-10-23, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-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).
# IRLR3705ZTRPBF-VB
**VBsemi Elec** · MOSFETs · TO-252
IRLR3705ZTRPBF-VB from VBsemi Elec, in a TO-252. 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 control input; gate-source voltage is rated at ±20 V maximum (threshold 2.0 to 4.0 V at 250 µA). |
| 2 | D | passive | Drain terminal (also the case/tab, Rth junction-to-case 1.1 °C/W); rated for VDS 60 V and 97 A continuous at TC = 25 °C. |
| 3 | S | passive | Source terminal; continuous diode-conduction source current is rated at 100 A and pulsed at 290 A. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | VBsemi Elec |
| Package | TO-252 |
| 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 Voltage | VDS | | | 60 | V | TC = 25 °C | 1 |
| Gate-Source Voltage | VGS | -20 | | 20 | V | | 1 |
| Continuous Drain Current | ID | | | 97 | A | TC = 25 °C | 1 |
| Continuous Drain Current | ID | | | 56 | A | TC = 125 °C | 1 |
| Continuous Source Current (Diode Conduction) | IS | | | 100 | A | | 1 |
| Pulsed Drain Current | IDM | | | 290 | A | | 1 |
| Single Pulse Avalanche Current | IAS | | | 45 | A | L = 0.1 mH | 1 |
| Single Pulse Avalanche Energy | EAS | | | 101 | mJ | L = 0.1 mH | 1 |
| Maximum Power Dissipation | PD | | | 136 | W | TC = 25 °C | 1 |
| Maximum Power Dissipation | PD | | | 45 | W | TC = 125 °C | 1 |
| Operating Junction and Storage Temperature Range | TJ, Tstg | -55 | | 175 | °C | | 1 |
| Junction-to-Ambient | RthJA | | | 50 | °C/W | PCB mount | 1 |
| Junction-to-Case (Drain) | RthJC | | | 1.1 | °C/W | | 1 |
| Drain-Source Breakdown Voltage | VDS | 60 | | | V | VGS = 0 V, ID = 250 μA | 2 |
| Gate-Source Leakage | IGSS | -100 | | 100 | nA | VDS = 0 V, VGS = ± 20 V | 2 |
| Zero Gate Voltage Drain Current | IDSS | | | 1 | μA | VGS = 0 V, VDS = 60 V | 2 |
| Zero Gate Voltage Drain Current | IDSS | | | 50 | μA | VGS = 0 V, VDS = 60 V, TJ = 125 °C | 2 |
| Zero Gate Voltage Drain Current | IDSS | | | 150 | μA | VGS = 0 V, VDS = 60 V, TJ = 175 °C | 2 |
| On-State Drain Current | ID(on) | 50 | | | A | VGS = 10 V, VDS ≥ 5 V | 2 |
| Output Capacitance | Coss | | 441 | 555 | pF | VGS = 0 V, VDS = 25 V, f = 1 MHz | 2 |
| Reverse Transfer Capacitance | Crss | | 200 | 250 | pF | VGS = 0 V, VDS = 25 V, f = 1 MHz | 2 |
| Gate Resistance | Rg | 1 | 2 | 3 | Ω | f = 1 MHz | 2 |
| Turn-Off Delay Time | td(off) | | 41 | 62 | ns | VDD = 30 V, RL = 0.6 Ω, ID ≅ 50 A, VGEN = 10 V, Rg = 1 Ω | 2 |
| Fall Time | tf | | 7 | 11 | ns | VDD = 30 V, RL = 0.6 Ω, ID ≅ 50 A, VGEN = 10 V, Rg = 1 Ω | 2 |
| Pulsed Current | ISM | | | 290 | A | | 2 |
| Forward Voltage | VSD | | 0.9 | 1.5 | V | IF = 50 A, VGS = 0 V | 2 |
| Drain-Source On-State Resistance | RDS(on) | | 0.005 | | Ω | VGS = 10 V, ID = 25 A | 2 |
| Drain-Source On-State Resistance | RDS(on) | | 0.012 | | Ω | VGS = 4.5 V, ID = 20 A | 2 |
| Forward Transconductance | gfs | | 177 | | S | VDS = 15 V, ID = 25 A | 2 |
| Gate-Source Charge | Qgs | | 14.5 | | nC | VGS = 10 V, VDS = 30 V, ID = 50 A | 2 |
| Gate-Drain Charge | Qgd | | 13.5 | | nC | VGS = 10 V, VDS = 30 V, ID = 50 A | 2 |
## CAD (KiCad official)
- Symbol: `IRLR3705ZTRPBF-VB`
- Footprint: `Package_TO_SOT_SMD:TO-252-2`
- 3D model: TO-252 (KiCad packages3D, STEP)
- 3D model files: `irlr3705ztrpbf-vb-etched.step` / `irlr3705ztrpbf-vb-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `irlr3705ztrpbf-vb.step` / `irlr3705ztrpbf-vb.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [VBsemi Elec datasheet](docs/irlr3705ztrpbf-vb-datasheet.pdf) (8 pp, sha256 `29fcd8705806b107`, retrieved 2026-10-23, 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](docs/irlr3705ztrpbf-vb-datasheet.pdf)