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CBM8605AST5

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Corebai Microelectronics Precision OpAmps, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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CBM8605AST5

Corebai Microelectronics · Precision OpAmps · SOT-23-5

CBM8605AST5 from Corebai Microelectronics, 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 Output terminal of the single-channel amplifier (输出端).
2 V- power_in Negative power supply terminal (电源负极); the datasheet lists single-supply operation from 2.7 V to 5.5 V.
3 +IN input Non-inverting input terminal (同向输入端).
4 -IN input Inverting input terminal (反向输入端).
5 V+ power_in Positive power supply terminal (电源正极); the datasheet lists single-supply operation from 2.7 V to 5.5 V.

Key specifications

Parameter Value
Manufacturer Corebai Microelectronics
Package SOT-23-5
Category Operational Amplifier/Comparator
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
Input offset voltage VOS 20 65 μV VS = 3.5 V, VCM = 3 V 6
Input offset voltage VOS 80 300 μV VS = 5 V, VCM = 0 V 至 5 V 6
Input offset voltage drift ΔVos/ΔT 1 4.5 μV/℃ −40°C < TA < +125°C 6
Input bias current IB 0.2 1 pA 6
Input offset current IOS 0.1 0.5 pA 6
Input voltage range 0 5 V 6
Common-mode rejection ratio CMRR 85 100 dB VCM = 0 V 至 5 V 6
Open-loop voltage gain AOL 300 1000 V/mV RL=2KΩ,VO=0.5V 至 4.5V 6
High-level output voltage VOH 4.96 4.98 V IL = 1 mA 6
High-level output voltage VOH 4.7 4.79 V IL = 10mA 6
Low-level output voltage VOL 20 40 mV IL = 1 mA 6
Low-level output voltage VOL 170 210 mV IL = 10mA 6
Output current IOUT -80 80 mA 6
Power supply rejection ratio PSRR 75 89 dB VCM = 2.7V 至 5.5V 6
Supply current per amplifier ISY 0.8 1.2 mA IOUT = 0 mA 6
Peak-to-peak input voltage noise en p-p 2.3 3.5 μVp-p f = 0.1 Hz 至 10 Hz 6
Voltage noise density en 8 12 nV/√Hz f = 1 kHz 6
Settling time ts 1 us 至 0.01%，0 V 至 2 V 步进，AV= 1 6
Input offset voltage VOS 20 65 μV VS = 3.5 V, VCM = 3 V 7
Input offset voltage VOS 80 300 μV VS = 5 V, VCM = 0 V 至 2.7 V 7
Input offset voltage drift ΔVos/ΔT 1 4.5 μV/℃ −40°C < TA < +125°C 7
Input bias current IB 0.2 1 pA 7
Input offset current IOS 0.1 0.5 pA 7
Input voltage range 0 2.7 V 7
Common-mode rejection ratio CMRR 70 89 dB VCM = 0 V 至 2.7 V 7
Open-loop voltage gain AOL 110 350 V/mV RL=2KΩ,VO=0.5V 至 2.2V 7
High-level output voltage VOH 2.6 2.66 V IL = 1 mA 7
Low-level output voltage VOL 25 40 mV IL = 1 mA 7
Output current IOUT -30 30 mA 7
Power supply rejection ratio PSRR 75 89 dB VCM = 2.7V 至 5.5V 7
Supply current per amplifier ISY 0.8 1.4 mA IOUT = 0 mA 7
Peak-to-peak input voltage noise en p-p 2.3 3.5 μVp-p f = 0.1 Hz 至 10 Hz 7
Voltage noise density en 8 12 nV/√Hz f = 1 kHz 8
Settling time ts 0.5 us 至 0.01%，0 V 至 1 V 步进，AV= 1 8
Supply voltage (absolute maximum) 6 V 5
Differential input voltage 6 V 5
Storage temperature range -65 150 °C 5
Operating temperature range -40 125 °C 5
Junction temperature range -65 150 °C 5
Lead temperature (soldering) 300 °C 焊接, 60s 5
Thermal resistance (SOT23-5) 240 ℃/W 5
Single supply voltage range 2.7 5.5 V 1
Operating temperature range -40 125 °C 1

CAD (KiCad official)

  • Symbol: CBM8605AST5
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: cbm8605ast5-etched.step / cbm8605ast5-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cbm8605ast5.step / cbm8605ast5.glb are the bare package body.

Provenance

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

  • Datasheet: Corebai Microelectronics datasheet (15 pp, sha256 da767aa1a5f738cc, retrieved 2026-10-28, tier: lcsc)
  • 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, 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