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Contents

README

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CBM8541AS8

Corebai Microelectronics · Operational Amplifier · SOP-8

CBM8541AS8 from Corebai Microelectronics, in a SOP-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 NC unconnected No internal connection. Leave floating or tie to a DC potential; not bonded to die.
2 -IN input Inverting analog input of the op-amp. Rail-to-rail input; common-mode range -0.1V to +5.6V with Vs=5.5V. Input bias current 1pA typ.
3 +IN input Non-inverting analog input of the op-amp. Rail-to-rail input; common-mode range -0.1V to +5.6V with Vs=5.5V. Input bias current 1pA typ.
4 V- power_in Negative supply / ground rail. Tie to GND for single-supply operation or to the negative rail for split supplies. Supply range 2.5V to 5.5V measured V+ to V-; absolute max 7.0V.
5 NC unconnected No internal connection. Leave floating or tie to a DC potential; not bonded to die.
6 OUT output Op-amp output. Rail-to-rail swing (typically within 8mV of rails at 10k load, 25mV at 2k load). Short-circuit current 55mA typ.
7 V+ power_in Positive supply. Operating range 2.5V to 5.5V (V+ to V-); absolute max 7.0V. Bypass with 0.1uF close to the pin.
8 NC unconnected No internal connection. Leave floating or tie to a DC potential; not bonded to die.

Key specifications

Parameter Value
Manufacturer Corebai Microelectronics
Package SOP-8
Category Op-amp/Cmp
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • CBM8541AS8

CAD (KiCad official)

  • Symbol: CBM8541AS8
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: cbm8541as8-etched.step / cbm8541as8-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cbm8541as8.step / cbm8541as8.glb are the bare package body.

Provenance

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

  • Datasheet: Corebai Microelectronics datasheet (21 pp, sha256 991716a0c33f434a, retrieved 2026-08-17, tier: lcsc)
  • 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