component
REF200AU
Public Made by Adomby adom
Texas Instruments Current-Sensing Amplifiers, SOIC-8. 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
markdownREF200AU
Texas Instruments · Current-Sensing Amplifiers · SOIC-8
REF200AU from Texas Instruments, 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 | I1 Low | passive | Current source 1 low terminal; two-terminal floating source with 2.5 V to 40 V compliance. |
| 2 | I2 Low | passive | Current source 2 low terminal; two-terminal floating source with 2.5 V to 40 V compliance. |
| 3 | Mirror Common | passive | Current mirror common terminal. |
| 4 | Mirror Output | passive | Current mirror output terminal; output impedance 40 to 100 MΩ for 2 V to 40 V. |
| 5 | Mirror Input | passive | Current mirror input terminal; input voltage typically 1.4 V. |
| 6 | Substrate | passive | Substrate, usually connected to the most negative potential in the system. |
| 7 | I2 High | passive | Current source 2 high terminal; nominal 100 µA source. |
| 8 | I1 High | passive | Current source 1 high terminal; nominal 100 µA source. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-8 |
| Category | Amplifiers |
| 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 |
|---|---|---|---|---|---|---|---|
| Current accuracy | 0.25 | 1 | % | TA = 25°C, VS = 15 V | 4 | ||
| Current match | 0.25 | 1 | % | TA = 25°C, VS = 15 V | 4 | ||
| Current source temperature drift | 25 | ppm/°C | Specified temperature range | 4 | |||
| Current source output impedance | 20 | 100 | MΩ | 2.5 V to 40 V | 4 | ||
| Current source output impedance | 200 | 500 | MΩ | 3.5 V to 30 V | 4 | ||
| Current source noise | 1 | nAp-p | BW = 0.1 Hz to 10 Hz | 4 | |||
| Current source noise | 20 | pA/√Hz | f = 10 kHz | 4 | |||
| Current source capacitance | 10 | pF | 4 | ||||
| Current mirror gain | 0.995 | 1 | 1.005 | I = 100 µA | 4 | ||
| Current mirror temperature drift | 25 | ppm/°C | I = 100 µA | 4 | |||
| Current mirror output impedance | 40 | 100 | MΩ | 2 V to 40 V | 4 | ||
| Current mirror nonlinearity | 0.05 | % | I = 0 µA to 250 µA | 4 | |||
| Current mirror input voltage | 1.4 | V | I = 100 µA | 4 | |||
| Current mirror frequency response (-3 dB) | 5 | MHz | Transfer | 4 | |||
| Applied voltage | -6 | 40 | V | 4 | |||
| Reverse current | -350 | µA | 4 | ||||
| Voltage between any two sections | -80 | 80 | V | 4 | |||
| Operating temperature | -40 | 85 | °C | 4 | |||
| Storage temperature | Tstg | -40 | 125 | °C | 4 | ||
| Electrostatic discharge, CDM | V(ESD) | -750 | 750 | V | JESD22-C101 | 4 | |
| Compliance voltage | VCOMP | 2.5 | 40 | V | 4 | ||
| Specified temperature range | TA | -25 | 85 | °C | 4 |
CAD (KiCad official)
- Symbol:
REF200AU - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files:
ref200au-etched.step/ref200au-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ref200au.step/ref200au.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (34 pp, sha256
2e13b890f7083207, retrieved 2026-10-23, tier: manufacturer) - 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).