component
TF0227-TAH
Public Made by Adomby adom
TFSS Gate Drivers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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TF0227-TAH
TFSS · Gate Drivers · SOIC-8
TF0227-TAH from TFSS, in a SOIC-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 | NC | unconnected | No Connect pin; the datasheet assigns it no function. |
| 2 | INA | input | Logic input for the A phase, in phase with OUTA; VIH min 2.4 V, VIL max 0.7 V, with VIN rated 0 V to 5 V. |
| 3 | COM | power_in | Supply return for the driver. |
| 4 | INB | input | Logic input for the B phase, in phase with OUTB; VIH min 2.4 V, VIL max 0.7 V, with VIN rated 0 V to 5 V. |
| 5 | OUTB | output | Gate driver output for the B phase, swinging between 0 V and VCC per the recommended operating conditions. |
| 6 | VCC | power_in | Low-side supply input; recommended operating range 4.5 V to 18 V, absolute maximum -0.3 V to +22 V. |
| 7 | OUTA | output | Gate driver output for the A phase, swinging between 0 V and VCC per the recommended operating conditions. |
| 8 | NC | unconnected | No Connect pin; the datasheet assigns it no function. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TFSS |
| Package | SOIC-8 |
| Category | Motor Driver ICs |
| 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 |
|---|---|---|---|---|---|---|---|
| VCC Supply voltage | VCC | 4.5 | 18 | V | 3 | ||
| Output voltage (OUTA/OUTB) | VOUT | 0 | V | max printed as VCC | 3 | ||
| Logic input voltage (INA, INB) | VIN | 0 | 5 | V | 3 | ||
| Ambient temperature | TA | -40 | 125 | °C | 3 | ||
| Low-side fixed supply voltage | VCC | -0.3 | 22 | V | 3 | ||
| Output voltage (OUTA/OUTB) | VOUT | -0.3 | V | max printed as VCC +0.3V | 3 | ||
| Logic input voltage (INA, INB) | VIN | -0.3 | V | max printed as VCC +0.3V | 3 | ||
| ESD protection on all pins (HBM) | 2 | kV | HBM | 3 | |||
| Junction operating temperature | TJ | 150 | °C | 3 | |||
| Lead temperature (soldering) | TL | 300 | °C | 10 seconds | 3 | ||
| Storage temperature | Tstg | -55 | 150 | °C | 3 | ||
| Logic "1" input voltage | VIH | 2.4 | V | 4 | |||
| Logic "0" input voltage | VIL | 0.7 | V | 4 | |||
| Logic "1" input bias current | IIN+ | 10 | mA | VIN = 3.3V | 4 | ||
| Logic "0" input bias current | IIN- | 10 | mA | VIN = 0V | 4 | ||
| High level output voltage, VBIAS - VO | VOH | 30 | 100 | mV | IOUT = -10mA | 4 | |
| Low level output voltage | VOL | 16 | 50 | mV | IOUT = 10mA | 4 | |
| VCC quiescent supply current | ICCQ | 40 | 100 | mA | VIN = 0V or 3.3V | 4 | |
| Output high short circuit pulsed current | IO+ | 4 | A | TF0227, VCC = 14V | 4 | ||
| Output low short circuit pulsed current | IO- | 4 | A | TF0227, VCC = 14V | 4 | ||
| Output resistance, high, TF0227 | ROH | 1.5 | W | IOUT = -10mA, VCC = 14V | 4 | ||
| Output resistance, low, TF0227 | ROL | 1 | W | IOUT = 10mA, VCC = 14V | 4 | ||
| Turn-on rise time, TF0227 | tr | 20 | 40 | ns | CL = 1000pF, VCC = 14V | 5 | |
| Turn-off fall time, TF0227 | tf | 20 | 40 | ns | CL = 1000pF, VCC = 14V | 5 | |
| Turn-on propogation delay | tON | 40 | 100 | ns | CL = 1000pF, VCC = 14V | 5 | |
| Turn-off propogation delay | tOFF | 35 | 50 | ns | CL = 1000pF, VCC = 14V | 5 |
CAD (KiCad official)
- Symbol:
TF0227-TAH - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files:
tf0227-tah-etched.step/tf0227-tah-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);tf0227-tah.step/tf0227-tah.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: TFSS datasheet (8 pp, sha256
782b9ad968ad320f, retrieved 2026-10-17, 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).
# TF0227-TAH
**TFSS** · Gate Drivers · SOIC-8
TF0227-TAH from TFSS, in a SOIC-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 | NC | unconnected | No Connect pin; the datasheet assigns it no function. |
| 2 | INA | input | Logic input for the A phase, in phase with OUTA; VIH min 2.4 V, VIL max 0.7 V, with VIN rated 0 V to 5 V. |
| 3 | COM | power_in | Supply return for the driver. |
| 4 | INB | input | Logic input for the B phase, in phase with OUTB; VIH min 2.4 V, VIL max 0.7 V, with VIN rated 0 V to 5 V. |
| 5 | OUTB | output | Gate driver output for the B phase, swinging between 0 V and VCC per the recommended operating conditions. |
| 6 | VCC | power_in | Low-side supply input; recommended operating range 4.5 V to 18 V, absolute maximum -0.3 V to +22 V. |
| 7 | OUTA | output | Gate driver output for the A phase, swinging between 0 V and VCC per the recommended operating conditions. |
| 8 | NC | unconnected | No Connect pin; the datasheet assigns it no function. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TFSS |
| Package | SOIC-8 |
| Category | Motor Driver ICs |
| 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 |
|---|---|---|---|---|---|---|---|
| VCC Supply voltage | VCC | 4.5 | | 18 | V | | 3 |
| Output voltage (OUTA/OUTB) | VOUT | 0 | | | V | max printed as VCC | 3 |
| Logic input voltage (INA, INB) | VIN | 0 | | 5 | V | | 3 |
| Ambient temperature | TA | -40 | | 125 | °C | | 3 |
| Low-side fixed supply voltage | VCC | -0.3 | | 22 | V | | 3 |
| Output voltage (OUTA/OUTB) | VOUT | -0.3 | | | V | max printed as VCC +0.3V | 3 |
| Logic input voltage (INA, INB) | VIN | -0.3 | | | V | max printed as VCC +0.3V | 3 |
| ESD protection on all pins (HBM) | | | | 2 | kV | HBM | 3 |
| Junction operating temperature | TJ | | | 150 | °C | | 3 |
| Lead temperature (soldering) | TL | | | 300 | °C | 10 seconds | 3 |
| Storage temperature | Tstg | -55 | | 150 | °C | | 3 |
| Logic "1" input voltage | VIH | 2.4 | | | V | | 4 |
| Logic "0" input voltage | VIL | | | 0.7 | V | | 4 |
| Logic "1" input bias current | IIN+ | | | 10 | mA | VIN = 3.3V | 4 |
| Logic "0" input bias current | IIN- | | | 10 | mA | VIN = 0V | 4 |
| High level output voltage, VBIAS - VO | VOH | | 30 | 100 | mV | IOUT = -10mA | 4 |
| Low level output voltage | VOL | | 16 | 50 | mV | IOUT = 10mA | 4 |
| VCC quiescent supply current | ICCQ | | 40 | 100 | mA | VIN = 0V or 3.3V | 4 |
| Output high short circuit pulsed current | IO+ | 4 | | | A | TF0227, VCC = 14V | 4 |
| Output low short circuit pulsed current | IO- | 4 | | | A | TF0227, VCC = 14V | 4 |
| Output resistance, high, TF0227 | ROH | | | 1.5 | W | IOUT = -10mA, VCC = 14V | 4 |
| Output resistance, low, TF0227 | ROL | | | 1 | W | IOUT = 10mA, VCC = 14V | 4 |
| Turn-on rise time, TF0227 | tr | | 20 | 40 | ns | CL = 1000pF, VCC = 14V | 5 |
| Turn-off fall time, TF0227 | tf | | 20 | 40 | ns | CL = 1000pF, VCC = 14V | 5 |
| Turn-on propogation delay | tON | | 40 | 100 | ns | CL = 1000pF, VCC = 14V | 5 |
| Turn-off propogation delay | tOFF | | 35 | 50 | ns | CL = 1000pF, VCC = 14V | 5 |
## CAD (KiCad official)
- Symbol: `TF0227-TAH`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files: `tf0227-tah-etched.step` / `tf0227-tah-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tf0227-tah.step` / `tf0227-tah.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [TFSS datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588944755149983744) (8 pp, sha256 `782b9ad968ad320f`, retrieved 2026-10-17, 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/tf0227-tah-datasheet.pdf)