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Contents

README

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RS622PXM

Jiangsu RUNIC Tech · Operational Amplifier · MSOP-8

RS622PXM from Jiangsu RUNIC Tech, in a MSOP-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 OUTA output Output of channel A; the output terminals are diode-clamped to the supply rails and signal outputs more than 0.5V beyond the rails should be limited to ±140mA, with a continuous short-circuit rating to ground (one amplifier per package).
2 -INA input Inverting input of channel A; signal inputs are diode-clamped to the supply rails, so input signals more than 0.5V beyond the rails should be current-limited to 10mA or less.
3 +INA input Noninverting input of channel A; signal inputs are diode-clamped to the supply rails, so input signals more than 0.5V beyond the rails should be current-limited to 10mA or less.
4 V- power_in Negative (lowest) power supply; single-supply operation spans 2.5V to 5.5V with the total supply Vs=(V+)-(V-) not to exceed 7V.
5 +INB input Noninverting input of channel B; signal inputs are diode-clamped to the supply rails, so input signals more than 0.5V beyond the rails should be current-limited to 10mA or less.
6 -INB input Inverting input of channel B; signal inputs are diode-clamped to the supply rails, so input signals more than 0.5V beyond the rails should be current-limited to 10mA or less.
7 OUTB output Output of channel B; the output terminals are diode-clamped to the supply rails and signal outputs more than 0.5V beyond the rails should be limited to ±140mA, with a continuous short-circuit rating to ground (one amplifier per package).
8 V+ power_in Positive (highest) power supply; single-supply operation spans 2.5V to 5.5V with the total supply Vs=(V+)-(V-) not to exceed 7V.

Key specifications

Parameter Value
Manufacturer Jiangsu RUNIC Tech
Package MSOP-8
Category Amplifiers/Comparators
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
Operating Voltage Range VS 2.5 5.5 V 25C 8
Quiescent Current/Amplifier IQ 720 1000 μA 25C 8
Power-Supply Rejection Ratio PSRR 75 96 dB VS=2.5V to 5.5V, VCM=(V-)+0.5V, 25C 8
Input Offset Voltage VOS -0.5 0.3 0.5 mV VCM =VS/2, 25C 8
Input offset voltage drift VOS TC -2 2 μV/°C -40°C to 125°C 8
Input Bias Current IB 1 10 pA 25C 8
Input Offset Current IOS 1 10 pA 25C 8
Common-Mode Voltage Range VCM -0.1 5.6 V Vs= 5.5V, 25C 8
Common-Mode Rejection Ratio CMRR 75 96 dB Vs= 5.5V, VCM=-0.2V to 4V, 25C 8
Common-Mode Rejection Ratio CMRR 64 81 dB Vs= 5.5V, VCM=-0.1V to 5.6V, 25C 8
Open-Loop Voltage Gain AOL 100 110 dB RL=10KΩ, Vo=0.015V to 4.985V, 25C 8
Open-Loop Voltage Gain AOL 95 105 dB RL=2KΩ, Vo=0.1V to 4.9V, 25C 8
Supply voltage (absolute maximum) Vs 7 V Supply, Vs=(V+) - (V-) 5
Signal input pin current -10 10 mA 5
Signal output pin current -140 140 mA 5
Operating range, free-air temperature TA -40 125 °C 5
Junction temperature TJ 150 °C 5
Storage temperature Tstg -65 150 °C 5
Electrostatic discharge, human-body model V(ESD) -3000 3000 V Human-body model (HBM) 5
Electrostatic discharge, machine model V(ESD) -200 200 V Machine Model (MM) 5
Supply voltage Vs 2.5 5.5 V Single-supply 5
Supply voltage Vs 1.25 2.75 V Dual-supply 5
Junction-to-ambient thermal resistance RθJA 165 °C/W MSOP8 column 6
Junction-to-case(top) thermal resistance RθJC(top) 53 °C/W MSOP8 column 6
Junction-to-board thermal resistance RθJB 87 °C/W MSOP8 column 6
Junction-to-top characterization parameter ΨJT 4.9 °C/W MSOP8 column 6
Junction-to-board characterization parameter ΨJB 85 °C/W MSOP8 column 6

CAD (KiCad official)

  • Symbol: RS622PXM
  • Footprint: Package_SO:MSOP-8_3x3mm_P0.65mm
  • 3D model: MSOP-8 (KiCad packages3D, STEP)
  • 3D model files: rs622pxm-etched.step / rs622pxm-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); rs622pxm.step / rs622pxm.glb are the bare package body.

Provenance

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

  • Datasheet: Jiangsu RUNIC Tech datasheet (25 pp, sha256 233be0c5ae34ca2e, retrieved 2026-10-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-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).

Datasheet PDF