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MCP6042T-I/SN

Dual 600nA micropower RRIO op-amp, 14kHz GBW, 1.4V-6.0V, 1pA Ibias, SOIC-8

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Manufacturer Part：

MCP6042T-I/SN

Package：

8-SOIC (3.9 x 4.9 x 1.5 mm)

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Description

Product Overview

The MCP6042T-I/SN from Microchip Technology is a dual-channel, 600nA micropower rail-to-rail input/output operational amplifier. With a gain-bandwidth product of 14kHz and operating voltage from 1.4V to 6.0V, it is optimized for ultra-low-power battery-powered and portable applications in an SOIC-8 package.

Key Specifications

Manufacturer Microchip Technology
Amplifier Type General Purpose, Rail-to-Rail I/O
Number of Channels 2
Gain-Bandwidth Product 14 kHz
Slew Rate 0.003 V/us
Input Bias Current 1 pA (typ)
Input Offset Voltage 3 mV (max)
Supply Voltage 1.4V ~ 6.0V
Supply Current 600 nA per amplifier (typ)
Package 8-SOIC (3.9 x 4.9mm)
Operating Temperature -40°C ~ 85°C

Features

  • Ultra-low quiescent current: 600nA per amplifier (typical)
  • Rail-to-rail input and output swing
  • Wide supply voltage range: 1.4V to 6.0V
  • Gain-bandwidth product: 14kHz
  • Unity-gain stable
  • Low input bias current: 1pA typical
  • ESD protection on all pins: 4kV HBM
  • Dual-channel in compact SOIC-8 package

Applications

  • Battery current monitoring and sensing
  • Wearable health and fitness devices
  • Temperature measurement and sensor conditioning
  • Toll booth tags and RFID systems
  • Portable instrumentation and data loggers

The Microchip Technology MCP6042T-I/SN is a dual-channel, ultra-low-power operational amplifier that draws only 600nA per amplifier from a supply voltage as low as 1.4V. The rail-to-rail input and output capability allows the amplifier to handle signals that span the full supply range, making it ideal for single-supply battery-powered applications. The very low input bias current of 1pA and wide common-mode range support high-impedance sensor interfaces. With a gain-bandwidth product of 14kHz, the MCP6042 is optimized for low-frequency applications such as battery current monitoring, sensor signal conditioning, and wearable device analog front ends. The device is unity-gain stable and available in standard SOIC-8 packaging.

The MCP6042 operates as a dual CMOS operational amplifier optimized for micropower applications: 1) Input Stage: The rail-to-rail input stage uses complementary P-channel and N-channel differential pairs that cover the full supply voltage range from VSS-0.3V to VDD+0.3V, with ultra-low 1pA input bias current from CMOS gate leakage. 2) Gain Stage: The internal voltage gain stage provides 110dB open-loop gain, ensuring good DC precision despite the 3mV maximum input offset voltage. 3) Output Stage: The rail-to-rail CMOS output stage can swing from VSS to VDD with light loads, and drives up to 20mA for heavier loads. The 14kHz gain-bandwidth product and 0.003V/us slew rate are optimized for ultra-low 600nA supply current, making the device suitable for DC and low-frequency signal processing.

Pin Name Type Function
1 VOUTA Output Output of amplifier A
2 VINA- Input Inverting input of amplifier A
3 VINA+ Input Non-inverting input of amplifier A
4 VSS Power Negative supply / Ground
5 VINB+ Input Non-inverting input of amplifier B
6 VINB- Input Inverting input of amplifier B
7 VOUTB Output Output of amplifier B
8 VDD Power Positive supply (1.4V to 6.0V)
  • Battery current monitoring in portable and wearable electronics
  • Temperature sensor signal conditioning with RTD or thermistor
  • Wearable health and fitness monitoring devices
  • Toll booth tags, RFID readers, and low-power wireless systems
  • Portable data loggers and environmental monitoring instruments
Manufacturer Part Number Package Notes
Microchip MCP6041T-I/OT SOT-23-5 Single channel version
Microchip MCP6044T-I/SL 14-TSSOP Quad channel version
Microchip MCP6142T-E/SN 8-SOIC G=+10 stable, similar power
TI TLV8542D 8-SOIC 770nA, 5.5V, dual RRIO
ST TSU102IPT MiniSO-8 550nA, dual RRIO op-amp
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Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

Shipping & Payment

All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

Service & Packaging

All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

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