MCP6043-E/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip MCP6043-E/P is a single-supply operational amplifier with 80 dB typical CMRR, 0.005 µA max input bias current, and rail-to-rail input and output swing in PDIP-8 package. It operates from 1.4 V to 6 V, drawing only 600 nA quiescent current per amplifier. Available in stock worldwide with fast shipping.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP6043-E/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.6316(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Ultra-low quiescent current of 600 nA per amplifier enabling long battery life in portable designs
- Rail-to-rail input and output allowing full signal swing from 0 V to VDD on 1.4 V to 6 V supply
- 0.005 µA maximum input bias current minimizing offset errors in high-impedance sensor interfaces
- 80 dB typical common-mode rejection ratio ensuring strong noise immunity in signal conditioning circuits
Applications
MCP6043-E/P is used in battery-powered sensor conditioning circuits, remote sensing front-ends, and precision instrumentation requiring µA-level quiescent current. Its rail-to-rail I/O and 80 dB CMRR make it effective in bridge amplifiers for weigh scales, thermocouple signal chains, and IoT sensor nodes running from coin cells or single AA batteries. The PDIP-8 package suits prototyping and low-volume industrial applications where easy through-hole assembly is preferred.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 8Weeks |
| YTEOL | 8 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.005 µA |
| Common-mode Reject Ratio-Min | 62dB |
| Common-mode Reject Ratio-Nom | 80dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 3000 µV |
| JESD-30 Code | R-PDIP-T8 |
| JESD-609 Code | e3 |
| Low-Bias | YES |
| Low-Offset | NO |
| Micropower | YES |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 0.003V/us |
| Supply Current-Max | 0.001mA |
| Supply Voltage Limit-Max | 7V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Unity Gain BW-Nom | 14 |
| Voltage Gain-Min | 56200 |
| Wideband | NO |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MCP6043-E/P:
Microchip Technology Inc Single 1.6V 10 kHz OP w/ CS, I temp
Frequently Asked Questions
How low is MCP6043-E/P quiescent current and why does it matter for coin-cell applications?
MCP6043-E/P draws only 600 nA quiescent current per amplifier channel, enabling years of operation on a CR2032 coin cell. A typical 220 mAh coin cell powering the amplifier alone would last over 40,000 hours theoretically, making this op-amp ideal for wireless sensor nodes, medical wearables, and battery-backed alarm circuits that must operate without frequent battery replacement.
What supply voltage range does MCP6043-E/P support and how does its rail-to-rail output benefit low-voltage designs?
MCP6043-E/P operates from 1.4 V to 6 V single supply, covering single-cell Li-ion, dual AA, and 5 V systems. The rail-to-rail output swings within millivolts of both supply rails, maximizing dynamic range at low voltages such as 1.8 V or 3.3 V without sacrificing headroom. This is critical in ADC driver applications where output clipping would cause measurement errors.
For a Wheatstone bridge pressure sensor interface, how does MCP6043-E/P's input bias current affect measurement accuracy?
With a maximum input bias current of only 0.005 µA, MCP6043-E/P introduces negligible offset voltage across bridge resistors of 1 kΩ to 10 kΩ — typically below 0.05 mV offset error. This level of accuracy is sufficient for industrial pressure and weight sensing requiring 12-bit or better effective resolution, without requiring guarding or offset trim circuits.
In what scenarios is MCP6043-E/P a suitable alternative to a general-purpose op-amp like LM358?
MCP6043-E/P outperforms LM358 when designs require single-supply operation below 3 V, rail-to-rail output swing, or sub-1 µA quiescent current. LM358 operates from 3 V minimum and cannot swing below approximately 20 mV from ground. For battery-powered IoT sensors, portable medical devices, and 1.8 V microcontroller analog front-ends, MCP6043-E/P provides better dynamic range and far lower power consumption.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.7900 | $0.79 |
| 25+ | $0.6828 | $17.07 |
| 100+ | $0.6316 | $63.16 |
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