# VBZA9926A

**VBsemi Elec** · MOSFETs · SO-8

VBZA9926A from VBsemi Elec, in a SO-8. 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 | S1 | passive | Source of N-channel MOSFET 1; continuous source current (diode conduction) is rated at IS 1.7 A. |
| 2 | G1 | input | Gate of N-channel MOSFET 1; gate-source voltage is rated at VGS ±12 V. |
| 3 | S2 | passive | Source of N-channel MOSFET 2; continuous source current (diode conduction) is rated at IS 1.7 A. |
| 4 | G2 | input | Gate of N-channel MOSFET 2; gate-source voltage is rated at VGS ±12 V. |
| 5 | D2 | passive | Drain of N-channel MOSFET 2; drain-source voltage is rated at VDS 20 V. |
| 6 | D2 | passive | Drain of N-channel MOSFET 2; drain-source voltage is rated at VDS 20 V. |
| 7 | D1 | passive | Drain of N-channel MOSFET 1; drain-source voltage is rated at VDS 20 V. |
| 8 | D1 | passive | Drain of N-channel MOSFET 1; drain-source voltage is rated at VDS 20 V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | VBsemi Elec |
| Package | SO-8 |
| Category | Transistors |
| Pins | 8 |

## 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 |  |  | 20 | V |  | 1 |
| Gate-Source Voltage | VGS | -12 |  | 12 | V |  | 1 |
| Continuous Drain Current | ID |  |  | 5.8 | A | TA = 25 °C, TJ = 150 °C | 1 |
| Pulsed Drain Current | IDM |  |  | 40 | A | 10 µs pulse width | 1 |
| Continuous Source Current (Diode Conduction) | IS |  |  | 1.7 | A |  | 1 |
| Maximum Power Dissipation | PD |  |  | 2 | W | TA = 25 °C | 1 |
| Maximum Power Dissipation | PD |  |  | 1.3 | W | TA = 70 °C | 1 |
| Operating Junction and Storage Temperature Range | TJ, Tstg | -55 |  | 150 | °C |  | 1 |
| Maximum Junction-to-Ambient Thermal Resistance | RthJA |  |  | 62.5 | °C/W | Surface mounted on FR4 board, t ≤ 10 s | 1 |
| Gate-Body Leakage | IGSS | -100 |  | 100 | nA | VDS = 0 V, VGS = ± 12 V | 2 |
| Zero Gate Voltage Drain Current | IDSS |  |  | 1 | µA | VDS = 20 V, VGS = 0 V | 2 |
| Zero Gate Voltage Drain Current | IDSS |  |  | 5 | µA | VDS = 20 V, VGS = 0 V, TJ = 55 °C | 2 |
| Gate Threshold Voltage | VGS(th) | 0.6 |  | 1.5 | V | VDS = VGS, ID = 250 µA | 2 |
| On-State Drain Current | ID(on) | 20 |  |  | A | VDS ≥ 5 V, VGS = 4.5 V | 2 |
| Drain-Source On-State Resistance | RDS(on) |  |  | 0.02 | Ω | VGS = 10 V, ID = 6.0 A | 2 |
| Drain-Source On-State Resistance | RDS(on) |  |  | 0.023 | Ω | VGS = 4.5 V, ID = 5.0 A | 2 |
| Diode Forward Voltage | VSD |  |  | 1.2 | V | IS = 1.7 A, VGS = 0 V | 2 |
| Gate Resistance | Rg |  | 1.6 | 2.7 | Ω | f = 1 MHz | 2 |
| Forward Transconductance | gfs |  | 27 |  | S | VDS = 10 V, ID = 7.1 A | 2 |
| Total Gate Charge | Qg |  | 9.5 |  | nC | VDS = 10 V, VGS = 4.5 V, ID = 5.0 A | 2 |
| Gate-Source Charge | Qgs |  | 1.5 |  | nC | VDS = 10 V, VGS = 4.5 V, ID = 5.0 A | 2 |
| Gate-Drain Charge | Qgd |  | 2.5 |  | nC | VDS = 10 V, VGS = 4.5 V, ID = 5.0 A | 2 |
| Turn-On Delay Time | td(on) |  | 10 |  | ns | VDD = 10 V, RL = 10 Ω, ID ≅ 1 A, VGEN = 4.5 V, Rg = 10 Ω | 2 |
| Rise Time | tr |  | 15 |  | ns | VDD = 10 V, RL = 10 Ω, ID ≅ 1 A, VGEN = 4.5 V, Rg = 10 Ω | 2 |
| Turn-Off Delay Time | td(off) |  | 38 |  | ns | VDD = 10 V, RL = 10 Ω, ID ≅ 1 A, VGEN = 4.5 V, Rg = 10 Ω | 2 |
| Fall Time | tf |  | 25 |  | ns | VDD = 10 V, RL = 10 Ω, ID ≅ 1 A, VGEN = 4.5 V, Rg = 10 Ω | 2 |
| Source-Drain Reverse Recovery Time | trr |  | 26 |  | ns | IF = 1.7 A, dI/dt = 100 A/µs | 2 |

## CAD (KiCad official)

- Symbol: `VBZA9926A`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SO-8 (KiCad packages3D, STEP)
- 3D model files: `vbza9926a-etched.step` / `vbza9926a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `vbza9926a.step` / `vbza9926a.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [VBsemi Elec datasheet](docs/vbza9926a-datasheet.pdf) (7 pp, sha256 `b271631150efc4f4`, retrieved 2026-10-27, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-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/vbza9926a-datasheet.pdf)