component
LSF0108BQ-Q100X
Public Made by Adomby adom
Nexperia Translators, Level Shifters, DHVQFN-20-EP(2.5x4.5). 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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Contents
README
markdownLSF0108BQ-Q100X
Nexperia · Translators, Level Shifters · DHVQFN-20-EP(2.5x4.5)
LSF0108BQ-Q100X from Nexperia, in a DHVQFN-20-EP(2.5x4.5). 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 | GND | power_in | Ground reference (0 V) for the device. |
| 2 | refA | power_in | Reference voltage A for the A-side channels (VrefA); recommended input range is 0.0 V to 5.0 V. |
| 3 | A1 | bidirectional | Data input/output A1; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 4 | A2 | bidirectional | Data input/output A2; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 5 | A3 | bidirectional | Data input/output A3; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 6 | A4 | bidirectional | Data input/output A4; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 7 | A5 | bidirectional | Data input/output A5; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 8 | A6 | bidirectional | Data input/output A6; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 9 | A7 | bidirectional | Data input/output A7; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 10 | A8 | bidirectional | Data input/output A8; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 11 | B8 | bidirectional | Data input/output B8; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 12 | B7 | bidirectional | Data input/output B7; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 13 | B6 | bidirectional | Data input/output B6; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 14 | B5 | bidirectional | Data input/output B5; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 15 | B4 | bidirectional | Data input/output B4; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 16 | B3 | bidirectional | Data input/output B3; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 17 | B2 | bidirectional | Data input/output B2; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 18 | B1 | bidirectional | Data input/output B1; high-impedance when EN is LOW, with a recommended continuous channel current of up to 64 mA. |
| 19 | refB | power_in | Reference voltage B for the B-side channels (VrefB); recommended input range is 0.0 V to 5.0 V. |
| 20 | EN | input | Enable input, active HIGH: HIGH connects An to Bn, LOW puts the channels in the high-impedance OFF state; recommended input range is 0.0 V to 5.0 V. |
| 21 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| Package | DHVQFN-20-EP(2.5x4.5) |
| Category | Logic |
| Pins | 21 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Input voltage (pins refA, refB, An, Bn, EN) | VI | -0.5 | 7 | V | 4 | ||
| Input/output continuous channel current (pins refA, refB, An, Bn) | II/O | 128 | mA | 4 | |||
| Input clamping current | IIK | -50 | mA | VI < 0 V | 4 | ||
| Storage temperature | Tstg | -65 | 150 | °C | 4 | ||
| Total power dissipation | Ptot | 500 | mW | 4 | |||
| Input voltage (pins refA, refB, An, Bn, EN) | VI | 0 | 5 | V | 4 | ||
| Input/output continuous channel current (pins refA, refB, An, Bn) | II/O | 64 | mA | 4 | |||
| Ambient temperature | Tamb | -40 | 125 | °C | 4 | ||
| Input clamping voltage | VIK | -1.2 | V | VEN = 0 V; II = -18 mA | 4 | ||
| Input leakage current | II | 1 | 5 | μA | pins An, Bn, refA, refB and EN; VI = GND to 5.0 V | 4 | |
| OFF-state input/output capacitance | Cio(off) | 2.6 | 6 | pF | pins An, Bn; VO = 0 V or 3 V; VEN = 0.0 V | 4 | |
| ON-state input/output capacitance | Cio(on) | 5.3 | 12.5 | pF | pins An, Bn; VO = 0 V or 3 V; VEN = 3.0 V | 4 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| housing | pet | HBM Human Body Model PRR Pulse Rate Repetition | 10 |
CAD (KiCad official)
- Symbol:
LSF0108BQ-Q100X - Footprint:
Package_DFN_QFN:DHVQFN-20-1EP_2.5x4.5mm_P0.5mm_EP1x3mm - 3D model: DHVQFN-20-EP(2.5x4.5), generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 0.9 mm nominal VQFN height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)
- 3D model files:
lsf0108bq-q100x-etched.step/lsf0108bq-q100x-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lsf0108bq-q100x.step/lsf0108bq-q100x.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Nexperia datasheet (12 pp, sha256
80539203e4b581e0, 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).