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OPA2170AIDSGR
Public Made by Adomby adom
Texas Instruments Operational Amplifier, WSON-8-EP(2x2). 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
markdownOPA2170AIDSGR
Texas Instruments · Operational Amplifier · WSON-8-EP(2x2)
OPA2170AIDSGR from Texas Instruments, in a WSON-8-EP(2x2). 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 | OUT A | output | Output of channel A. |
| 2 | -IN A | input | Inverting input of channel A. |
| 3 | +IN A | input | Non-inverting input of channel A. |
| 4 | V- | power_in | Negative (lowest) supply; total supply (V+ to V-) is rated 2.7 V to 36 V. |
| 5 | +IN B | input | Non-inverting input of channel B. |
| 6 | -IN B | input | Inverting input of channel B. |
| 7 | OUT B | output | Output of channel B. |
| 8 | V+ | power_in | Positive (highest) supply; total supply (V+ to V-) is rated 2.7 V to 36 V. |
| 9 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | WSON-8-EP(2x2) |
| Category | Operational Amplifier/Comparator |
| Pins | 9 |
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 offset voltage | VOS | -1.8 | 0.25 | 1.8 | mV | TA = 25°C | 9 |
| Input offset voltage over temperature | VOS | -2 | 2 | mV | TA = -40°C to +125°C | 9 | |
| Input offset voltage drift | dVOS/dT | -2 | 0.3 | 2 | µV/°C | TA = -40°C to +125°C | 9 |
| Power-supply rejection ratio | PSRR | -5 | 1 | 5 | µV/V | VS = 4V to 36V, TA = -40°C to +125°C | 9 |
| Input bias current | IB | -15 | 8 | 15 | pA | TA = 25°C | 9 |
| Input bias current over temperature | IB | -3.5 | 3.5 | nA | TA = -40°C to +125°C | 9 | |
| Input offset current | IOS | -15 | 4 | 15 | pA | TA = 25°C | 9 |
| Input offset current over temperature | IOS | -3.5 | 3.5 | nA | TA = -40°C to +125°C | 9 | |
| Common-mode rejection ratio | CMRR | 90 | 104 | dB | VS = ±2 V, (V-)-0.1 V < VCM < (V+)-2 V, TA = -40°C to +125°C | 9 | |
| Common-mode rejection ratio | CMRR | 104 | 120 | dB | VS = ±18V, (V-)-0.1V < VCM < (V+)-2V, TA = -40°C to +125°C | 9 | |
| Open-loop voltage gain | AOL | 110 | 130 | dB | VS = 4V to 36V, (V-)+0.35V < VO < (V+)-0.35V, TA = -40°C to +125°C | 9 | |
| Supply voltage range | VS | 2.7 | 36 | V | 10 | ||
| Quiescent current per amplifier | IQ | 110 | 145 | µA | IO = 0A; TA = 25°C | 10 | |
| Quiescent current per amplifier over temperature | IQ | 155 | µA | IO = 0A; TA = -40°C to +125°C | 10 | ||
| Specified temperature range | -40 | 125 | °C | 10 | |||
| Operating temperature range | -55 | 150 | °C | 10 | |||
| Channel separation, DC | 5 | µV/V | 9 | ||||
| Input voltage noise | 2 | µVPP | ƒ = 0.1Hz to 10Hz | 9 | |||
| Input voltage noise density | en | 22 | nV/√Hz | ƒ = 100Hz | 9 | ||
| Input voltage noise density | en | 19 | nV/√Hz | ƒ = 1kHz | 9 | ||
| Gain-bandwidth product | GBP | 1.2 | MHz | 9 | |||
| Slew rate | SR | 0.4 | V/µs | G = +1 | 9 | ||
| Settling time to 0.1% | tS | 20 | µs | VS = ±18V, G = +1, 10V step | 9 | ||
| Settling time to 0.01% | tS | 28 | µs | VS = ±18V, G = +1, 10V step | 9 | ||
| Overload recovery time | 2 | µs | VIN × gain > VS | 9 | |||
| Open-loop output resistance | RO | 900 | Ω | ƒ = 1MHz, IO = 0A | 10 | ||
| Output swing from positive rail | VO | 10 | mV | IL = 0mA, VS = 4V to 36V | 10 | ||
| Output swing from positive rail | VO | 115 | mV | IL source 1mA, VS = 4V to 36V | 10 | ||
| Output swing from negative rail | VO | 8 | mV | IL = 0 mA, VS = 4V to 36V | 10 | ||
| Output swing from negative rail | VO | 70 | mV | IL sink 1mA, VS = 4V to 36V | 10 | ||
| Junction-to-ambient thermal resistance (DSG) | RθJA | 71.5 | °C/W | DSG (WSON) 8 pin | 8 | ||
| Junction-to-case (top) thermal resistance (DSG) | RθJC(top) | 89.1 | °C/W | DSG (WSON) 8 pin | 8 | ||
| Junction-to-board thermal resistance (DSG) | RθJB | 38.8 | °C/W | DSG (WSON) 8 pin | 8 | ||
| Junction-to-top characterization parameter (DSG) | ψJT | 3.8 | °C/W | DSG (WSON) 8 pin | 8 | ||
| Junction-to-board characterization parameter (DSG) | ψJB | 38.9 | °C/W | DSG (WSON) 8 pin | 8 | ||
| Junction-to-case (bottom) thermal resistance (DSG) | RθJC(bot) | 13 | °C/W | DSG (WSON) 8 pin | 8 |
CAD (KiCad official)
- Symbol:
OPA2170AIDSGR - Footprint:
Package_SON:WSON-8-1EP_2x2mm_P0.5mm_EP0.9x1.6mm - 3D model: WSON-8-EP(2x2) (KiCad packages3D, STEP)
- 3D model files:
opa2170aidsgr-etched.step/opa2170aidsgr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);opa2170aidsgr.step/opa2170aidsgr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (58 pp, sha256
5ddaa4a7be0aedc7, retrieved 2026-11-02, tier: manufacturer) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-opus-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).