component
GH1543A
Public Made by Adomby adom
GoChip Elec Tech Shanghai Hall Switches, SOT-89. 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
markdownGH1543A
GoChip Elec Tech Shanghai · Hall Switches · SOT-89
GH1543A from GoChip Elec Tech Shanghai, in a SOT-89. 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 | VCC | power_in | IC power supply input, with a recommended supply voltage range of 3.8 V to 30 V. |
| 2 | GND | power_in | IC ground reference pin. |
| 3 | OUT | output | Open-collector switched output, rated for continuous 25 mA sinking current and up to 50 mA maximum, with output leakage of 10 µA max at VCE = 30 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | GoChip Elec Tech Shanghai |
| Package | SOT-89 |
| Category | Magnetic Sensors |
| 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 |
|---|---|---|---|---|---|---|---|
| Supply Voltage | VCC | 3.8 | 30 | V | 3 | ||
| Ambient Temperature | TA | -40 | 150 | oC | 3 | ||
| Output Current | IO | 50 | mA | 3 | |||
| Operating Temperature | TA | -40 | 150 | oC | 3 | ||
| Storage Temperature Range | TSTG | -65 | 150 | oC | 3 | ||
| Power Dissipation | PD | 500 | mW | TA=25oC | 3 | ||
| Supply Voltage | VCC | 3.8 | V | 3 | |||
| Supply Current | ICC | 4 | 10 | mA | VCC=3.8V to 30V | 3 | |
| Output Leakage Current | IOL | 0.1 | 10 | µA | VCE=30V | 3 | |
| Output Saturation Voltage | VSAT | 150 | 400 | mV | IOUT=25mA | 3 | |
| Hysteresis | BHYS | 25 | 50 | 75 | Gauss | VCC=12V, TA=25oC | 3 |
| Rise Time | tr | 1.5 | µs | RL=820Ω, CL=20pF | 3 | ||
| Fall Time | tf | 1.5 | µs | RL=820Ω, CL=20pF | 3 |
CAD (KiCad official)
- Symbol:
GH1543A - Footprint:
Package_TO_SOT_SMD:SOT-89-3 - 3D model: SOT-89 (KiCad packages3D, STEP)
- 3D model files:
gh1543a-etched.step/gh1543a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);gh1543a.step/gh1543a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: GoChip Elec Tech Shanghai datasheet (4 pp, sha256
43e0ff08e4a101ba, retrieved 2026-10-19, 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).