Microchip Operational Amplifier MCP6421T-E/OT, 90 kHz Gain Bandwidth, 5-Pin SOT-23, 1.8V to 5.5V Supply MCP6421T-E/OT

Microchip MCP6421T-E/OT Operational Amplifier is a precision surface-mounted device designed for low input bias current and rail-to-rail input and output operation. It features a unity gain stable configuration and a gain bandwidth product of 90 kHz, making it ideal for applications requiring accurate signal amplification such as photodiode amplifiers, pH electrode amplifiers, and low leakage amplifiers.

Operating with a single supply voltage as low as 1.8 V up to a maximum of 5.5 V, the device consumes a minimal quiescent current of 4.4 μA per amplifier, enabling efficient battery-powered signal conditioning applications. Its input bias current is typically 50 pA, and input offset current is as low as 1 pA, ensuring high precision in sensitive measurement environments.

The operational amplifier functions reliably in temperatures ranging from -40°C to 125°C, supporting industrial and automotive-grade conditions, though it is not automotive standard certified. With a slew rate of 0.05 V/μs and an output current of up to 22 mA, this op amp is well-suited for low-frequency, low-noise analog signal processing tasks.

The package type is SOT-23 with a 5-pin count, and its compact size facilitates efficient PCB layout in dense electronic designs. The MCP6421 series complies with RoHS regulations, ensuring it meets environmental and safety standards.

Features low input bias current of 50 pA ensuring precision signal amplification. Offers rail-to-rail input and output capability for maximum dynamic range. Draws minimal quiescent current of approximately 4.4 μA for energy efficiency.

Operates over a wide temperature range from -40°C to 125°C for industrial applications. Includes a slew rate of 0.05 V/μs suitable for low-frequency signal processing. Offers a typical input offset voltage of 1 mV for accurate signal conditioning.

Delivers an output current capacity of 22 mA enabling drive of varied loads. Complies with RoHS standards for environmental safety and reliability. Compact dimensions of 3.2 mm (W) x 3.1 mm (L) x 1.45 mm (H) ensure space-saving PCB integration.

This operational amplifier is well suited for industrial, laboratory, and commercial electronic applications, particularly in signal conditioning, sensor interfacing, and precision measurement setups. Browse more Microchip Operational Amplifiers and related components on EnvMart to meet diverse electrical design requirements.