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Contents

README

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COS8052MR

COSINE · Operational Amplifier · MSOP-8

COS8052MR from COSINE, in a MSOP-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 OUT1 output Output of amplifier A. The output voltage range extends to within millivolts of each supply rail (typ. 10 mV with RL=10 kΩ).
2 -IN1 input Inverting input of amplifier A. Voltage range: -Vs -0.3 V to +Vs +0.3 V. Input terminals are diode-clamped to the supply rails; limit input current to 10 mA if signals swing beyond the rails.
3 +IN1 input Non-inverting input of amplifier A. Same voltage range as -IN1 (-Vs -0.3 V to +Vs +0.3 V). Rail-to-rail input capability with common-mode range from -0.1 V to 5.6 V (Vs=5 V).
4 -Vs power_in Negative power supply or ground. If not tied to ground, bypass with a 0.1 µF capacitor placed as close to the pin as possible. Supports single-supply (0 V) or dual-supply (±1.25 V to ±2.25 V) operation.
5 +IN2 input Non-inverting input of amplifier B. Same voltage range as -IN2 (-Vs -0.3 V to +Vs +0.3 V). Rail-to-rail input.
6 -IN2 input Inverting input of amplifier B. Voltage range: -Vs -0.3 V to +Vs +0.3 V. Input terminals are diode-clamped to the supply rails.
7 OUT2 output Output of amplifier B. Rail-to-rail output; short-circuit sourcing 100 mA, sinking 120 mA (typ.).
8 +Vs power_in Positive power supply, 2.5 V to 5.5 V (single-supply) or +1.25 V to +2.25 V (dual-supply). Bypass with a 0.1 µF ceramic capacitor placed as close to the pin as possible; a 2.2 µF tantalum can be added for better performance.

Key specifications

Parameter Value
Manufacturer COSINE
Package MSOP-8
Category Op-amp/Cmp
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • COS8052MR
  • COS8052MRSR

CAD (KiCad official)

  • Symbol: COS8052MR
  • Footprint: Package_SO:MSOP-8_3x3mm_P0.65mm
  • 3D model: MSOP-8 (KiCad packages3D, STEP)
  • 3D model files: cos8052mr-etched.step / cos8052mr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cos8052mr.step / cos8052mr.glb are the bare package body.

Provenance

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

  • Datasheet: COSINE datasheet (10 pp, sha256 38c120e198112d0a, 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