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Contents

README

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OPA2170AIDR

Texas Instruments · Operational Amplifier · SOIC-8

OPA2170AIDR from Texas Instruments, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 OUT A output Output of amplifier channel A. Rail-to-rail output; short-circuit current typically ±17mA; open-loop output resistance ~900Ω at 1MHz.
2 -IN A input Inverting input of amplifier channel A. High-impedance CMOS input; input bias current typically ±8pA (±15pA max at 25°C). Absolute limit: (V−)−0.5V to (V+)+0.5V.
3 +IN A input Non-inverting input of amplifier channel A. Input common-mode range extends from (V−)−0.1V to (V+)−2V (extendable to V+ with reduced performance).
4 V- power_in Negative supply rail (or ground in single-supply operation). Total specified supply range V+ to V-: +2.7V to +36V (±1.35V to ±18V dual-supply).
5 +IN B input Non-inverting input of amplifier channel B. Same common-mode range as channel A.
6 -IN B input Inverting input of amplifier channel B. High-impedance CMOS input matching channel A characteristics.
7 OUT B output Output of amplifier channel B. Rail-to-rail output, matching channel A drive characteristics.
8 V+ power_in Positive supply rail. Specified supply range +2.7V to +36V referenced to V-. Quiescent current typically 110µA per amplifier (145µA max).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-8
Category Op-amp/Cmp
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • OPA2170AIDR
  • OPA2170AIDRAIDGK
  • OPA2170AIDRAIDGKR
  • OPA2170AIDRAIDCUT
  • OPA2170AIDRAIDCUR

CAD (KiCad official)

  • Symbol: OPA2170AIDR
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (34 pp, sha256 1dd37a606fb5874b, retrieved 2026-08-17, tier: manufacturer)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF