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OPA340M5

Public Made by Adom

by adom

HGSEMI Operational Amplifier, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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OPA340M5

HGSEMI · Operational Amplifier · SOT-23-5

OPA340M5 from HGSEMI, in a SOT-23-5. 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 OUT output Amplifier output.
2 -VS power_in Negative power supply.
3 +IN input Non-inverting input of the amplifier, with the same voltage range as -IN: (VS- - 0.1V) to (VS+ + 0.1V).
4 -IN input Inverting input of the amplifier, with a voltage range from (VS- - 0.1V) to (VS+ + 0.1V).
5 +VS power_in Positive power supply.

Key specifications

Parameter Value
Manufacturer HGSEMI
Package SOT-23-5
Category Amplifiers/Comparators
Pins 5

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Operating supply voltage (TA = 0 to +70 ℃) VS 1.8 5.5 V TA = 0 to +70 ℃ 6
Operating supply voltage (TA = −40 to +125 ℃) VS 2 5.5 V TA = −40 to +125 ℃ 6
Input offset voltage (OPA340, OPA2340) VOS -0.35 0.1 0.35 mV VS = 5.0 V, TA = +25℃, VCM = VS/2 5
Offset voltage drift VOS TC 1 2.3 μV/℃ TA = −40 to +125 ℃ 5
Power supply rejection ratio PSRR 95 110 dB VS = 2.0 to 5.5 V, VCM < VS+ − 2V 5
Power supply rejection ratio PSRR 82 dB TA = −40 to +125 ℃ 5
Input bias current IB 150 pA TA = +85 ℃ 5
Input bias current IB 500 pA TA = +125 ℃ 5
Common-mode voltage range (referenced to VS− for min, VS+ for max) VCM -0.1 0.1 V Printed as VS− − 0.1 V to VS+ + 0.1 V 5
Common-mode rejection ratio CMRR 80 96 dB VS = 5.5 V, VCM = −0.1 to 5.6 V 5
Common-mode rejection ratio CMRR 75 dB VCM = 0 to 5.3 V, TA = −40 to +125 ℃ 5
Common-mode rejection ratio CMRR 76 90 dB VS = 2.0 V, VCM = −0.1 to 2.1 V 5
Common-mode rejection ratio CMRR 70 dB VCM = 0 to 1.8 V, TA = −40 to +125 ℃ 5
Open-loop voltage gain AVOL 97 105 dB RL = 10 kΩ, VO = 0.05 to 3.5 V 5
Open-loop voltage gain AVOL 87 dB RL = 10 kΩ, TA = −40 to +125 ℃ 5
Open-loop voltage gain AVOL 85 90 dB RL = 600 Ω, VO = 0.15 to 3.5 V 5
Open-loop voltage gain AVOL 75 dB RL = 600 Ω, TA = −40 to +125 ℃ 5
High output voltage swing (referenced to VS+) VOH -12 -8 mV RL = 10 kΩ 6
High output voltage swing (referenced to VS+) VOH -180 -125 mV RL = 600 Ω 6
Low output voltage swing (referenced to VS−) VOL 6 9 mV RL = 10 kΩ 6
Low output voltage swing (referenced to VS−) VOL 90 130 mV RL = 600 Ω 6
Short-circuit current ISC -75 75 mA 6
Quiescent current per amplifier IQ 625 760 μA VS = 2.0 V 6
Quiescent current per amplifier IQ 750 930 μA VS = 5.0 V 6
Operating temperature range TA -40 125 ℃ 6
Package thermal resistance, junction-to-ambient (SOT23-5) θJA 190 ℃/W SOT23-5 package 6
Supply voltage, VS+ to VS− 10 V 4
Signal input terminals voltage (referenced to rails) -0.5 0.5 V Printed as VS− − 0.5 to VS+ + 0.5 V 4
Signal input terminals current -10 10 mA 4
Storage temperature range Tstg -65 150 ℃ 4
Junction temperature TJ 150 ℃ 4
Lead temperature range (soldering) 260 ℃ Soldering 10 sec 4
ESD human body model -5000 5000 V HBM, MIL-STD-883J Method 3015.9 4
ESD charged device model -2000 2000 V CDM, ESDA/JEDEC JS-002-2014 4
ESD machine model -250 250 V MM, JESD22-A115C 4

CAD (KiCad official)

  • Symbol: OPA340M5
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: opa340m5-etched.step / opa340m5-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); opa340m5.step / opa340m5.glb are the bare package body.

Provenance

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

  • Datasheet: HGSEMI datasheet (21 pp, sha256 6481da42ff809a99, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-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).

Datasheet PDF