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HT6172ARZ

HTCSEMI · Operational Amplifier · SOP-8

HT6172ARZ from HTCSEMI, in a SOP-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 Channel A amplifier output, rail-to-rail output swing, typically within 0.12V of the rail at RL=150Ω.
2 INA- input Channel A inverting input; analog input voltage must stay within Vss-0.5V to VDD+0.5V.
3 INA+ input Channel A non-inverting input; analog input voltage must stay within Vss-0.5V to VDD+0.5V.
4 VSS power_in Negative supply or ground; VDD to Vss operating range is 2.5V to 5.5V (absolute maximum 7.5V).
5 INB+ input Channel B non-inverting input; analog input voltage must stay within Vss-0.5V to VDD+0.5V.
6 INB- input Channel B inverting input; analog input voltage must stay within Vss-0.5V to VDD+0.5V.
7 OUTB output Channel B amplifier output, rail-to-rail output swing, typically within 0.12V of the rail at RL=150Ω.
8 VDD power_in Positive supply, 2.5V to 5.5V operating (absolute maximum 7.5V relative to Vss), with a 0.1µF ceramic bypass capacitor placed close to the pin.

Key specifications

Parameter Value
Manufacturer HTCSEMI
Package SOP-8
Category Operational Amplifier/Comparator
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
Input Offset Voltage VOS -2 2 mV +25C typ column printed ±2; MIN/MAX ±8 (0 to 70C ±8.9, -40 to 85C ±9.5, to 125C ±9.8 per layout) 3
Open-Loop Gain AOL 75 80 dB VO = 0.3V to 4.7V, RL = 150Ω 3
Open-Loop Gain AOL 92 104 dB VO = 0.2V to 4.8V, RL = 1kΩ 3
Common-Mode Rejection Ratio CMRR 66 80 dB VCM = -0.1V to +3.5V 3
Output Current 100 130 mA 4
Operating Voltage Range 2.5 5.5 V 4
Quiescent Current (per amplifier) 2.8 3 mA 4
Power Supply Rejection Ratio PSRR 67 80 dB ΔVS = +2.7V to +5.5V, VCM = (-VS) +0.5 4
Power Supply Voltage (VDD to Vss) -0.5 7.5 V 2
Analog Input Voltage (IN+ or IN-) -0.5 0.5 V Vss-0.5V to VDD+0.5V 2
Operating Temperature Range -40 125 °C 2
Junction Temperature 160 °C 2
Storage Temperature Range -55 150 °C 2
Lead Temperature 260 °C soldering, 10sec 2
Package Thermal Resistance SOP-8 θJA 125 °C/W TA=+25℃ 2
ESD HBM 6 KV 2
ESD MM 400 V 2
Input Bias Current IB 1 PA 3
-3dB Small Signal Bandwidth 250 MHz G = +1, Vo = 0.1V p-p, RF = 24Ω, RL = 1kΩ 3

CAD (KiCad official)

  • Symbol: HT6172ARZ
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: ht6172arz-etched.step / ht6172arz-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ht6172arz.step / ht6172arz.glb are the bare package body.

Provenance

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

  • Datasheet: HTCSEMI datasheet (19 pp, sha256 699681ab68a53b05, retrieved 2026-10-27, 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