MCP6043-E/MS Microchip Integrated Circuit (Small Outline Packages) In Stock
The MCP6043-E/MS is a single general-purpose rail-to-rail input/output op-amp operating up to 6 V with an ultra-low bias current of 5 pA maximum. It offers 80 dB typical CMRR and internal frequency compensation for stable signal conditioning. Available in an MSOP-8 package with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP6043-E/MS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.5540(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MCP6043-E/MS?
- Rail-to-rail input and output swing within 6 V supply maximizes dynamic range in single-supply sensor circuits
- Ultra-low 5 pA maximum bias current minimizes errors in high-impedance photodiode and pH electrode interfaces
- 80 dB typical CMRR with internal frequency compensation ensures stable gain across temperature without external capacitors
What is MCP6043-E/MS used for?
The MCP6043-E/MS excels in low-power single-supply signal conditioning for battery-operated sensor nodes, where rail-to-rail operation extracts the full ADC dynamic range from a 3.3 V or 5 V rail without level shifting. Its 5 pA maximum bias current makes it the preferred front-end amplifier for high-impedance transducers such as photodiodes, pH electrodes, and capacitive sensors in precision measurement instruments. The device also fits active filter and integrator circuits in wearable medical devices where low supply current and compact MSOP-8 footprint are critical.
What are the specifications of MCP6043-E/MS?
| Pbfree Code | Yes |
| Manufacturer Package Code | MSOP-8 |
| Factory Lead Time | 11Weeks |
| 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 | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Low-Bias | YES |
| Low-Offset | NO |
| Micropower | YES |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| 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 | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Unity Gain BW-Nom | 14 |
| Voltage Gain-Min | 56200 |
| Wideband | NO |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Thailand |
Where can I find the MCP6043-E/MS datasheet?
MCP6043-E/MS Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP6043-E/MS?
Compatible alternatives and drop-in replacements for MCP6043-E/MS:
Microchip Technology Inc Single 1.6V 10 kHz OP w/ CS, I temp
Frequently Asked Questions
How low is the input bias current of MCP6043-E/MS and why does that matter for sensor interfaces?
The MCP6043-E/MS specifies a maximum input bias current of 5 pA (0.005 µA), which is critical for photodiode transimpedance amplifiers, pH meters, and capacitive sensor front-ends because excess bias current flowing through megaohm source impedances would create millivolt-level offset errors that degrade measurement accuracy.
What supply voltage range and output swing does MCP6043-E/MS support in single-supply designs?
The MCP6043-E/MS operates from a single supply up to 6 V with a rail-to-rail output that swings to within a few millivolts of both ground and VDD, enabling full 12-bit ADC utilization on 3.3 V systems without a negative supply or output level-shifting network.
In which package does MCP6043-E/MS ship and how compact is it for wearable designs?
The MCP6043-E/MS is supplied in an MSOP-8 package measuring 3 mm x 3 mm, which is approximately 40% smaller than a standard SOIC-8, giving wearable and implantable medical device designers an op-amp solution that meets strict board-area budgets without sacrificing CMRR of 80 dB or low-noise performance.
How does MCP6043-E/MS perform as an integrator in a charge-amplifier circuit for piezoelectric sensors?
With its 5 pA bias current and rail-to-rail output on a 5 V supply, MCP6043-E/MS integrates charge from piezoelectric sensors without introducing significant drift from bias-current leakage through the feedback capacitor, maintaining integration accuracy over measurement windows of several milliseconds at room and elevated temperatures.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.7570 | $0.76 |
| 25+ | $0.6900 | $17.25 |
| 100+ | $0.6200 | $62.00 |
| 5000+ | $0.6000 | $3000.00 |
| 7500+ | $0.5560 | $4170.00 |
| 10000+ | $0.5540 | $5540.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit