Authorized Distributor

Cosine

Cosine Nanoelectronics (Fujian) Co., Ltd. is a fabless company that designs analog, mixed-signal and RF integrated circuits. Its parts are aimed at equipment makers in fields including industrial control equipment, power and energy products, medical devices, motor drives, battery management systems and Internet of Things devices.

The 2024 selection guide lists operational amplifiers from 1.4 V to 40 V, instrumentation amplifiers, current shunt monitors, comparators, MOSFET and 600 V gate drivers, audio amplifiers, high-current LDO regulators, analog switches, RS-485, CAN FD and RS-232 interface ICs, and Sub-1GHz and 2.4GHz RF transceivers. Typical packages are SOT23, SC70, SOP, MSOP, TSSOP, DFN and DIP.

Infinite Electronics LLP is an authorized distributor of Cosine.

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Key Points

According to the manufacturer, the company was incorporated in 2017 in Jinjiang, Fujian and works as a fabless IC design house
The selection guide says it has developed and mass-produced more than 100 analog IC products
Op-amp families: 36 V precision and zero-drift, 40 V rail-to-rail, 16 V, 5 V low-noise, micro-power and nano-power types
Gate drivers: 1.5 A to 9 A low-side MOSFET drivers and 600 V high/low-side drivers (COS2110 series)
Interface ICs: RS-485/RS-422 up to 12 Mbps, CAN FD up to 5 Mbps (-40 to 150 C), RS-232 at 250 kbit/s
Power parts: 1.5 A to 7.5 A LDO regulators (5 to 40 V input) and 3 V to 16 V analog switches
The manufacturer's website states RoHS 2.0 and REACH compliance and a quality system following ISO 9001 guidelines

Core Product Categories

Operational amplifiersPrecision, zero-drift, low-noise and low-power op-amps for sensor signal conditioning and instruments.
Instrumentation amplifiers36 V devices with gain up to 10000 for weighing scales and medical sensing.
Current shunt monitorsCOS210 to COS215 measure current through a shunt resistor, with fixed gains of 50 to 1000.
ComparatorsGeneral-purpose and open-drain comparators.
MOSFET and gate driversLow-side drivers up to 9 A and 600 V half-bridge drivers for power supplies and motors.
Interface ICsRS-485, CAN FD and RS-232 transceivers for factory automation and vehicle networks.
Power management ICsHigh-current LDO regulators and 16 V analog switches for power and industrial control.
RF transceiversCOS8820 (Sub-1GHz) and COS8830 (2.4 GHz) transceivers for smart meters and IoT links.

Typical Applications

Industrial automation and control Motor drives Clean energy and power industry Battery management and electric vehicles Medical equipment Smart meters and Internet of Things

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