MCP6141-I/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip MCP6141-I/P is a voltage-feedback operational amplifier in PDIP-8 package, featuring 62 dB minimum CMRR, 0.005 µA bias current, and internal frequency compensation. From $0.60 in stock, worldwide shipping.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP6141-I/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.5660(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Ultra-low input bias current of 0.005 µA for high-impedance sensor signal conditioning
- 80 dB nominal CMRR with 62 dB minimum for effective common-mode noise rejection
- Voltage-feedback architecture with internal frequency compensation for stable single-supply operation
- PDIP-8 through-hole package for easy prototyping and direct breadboard insertion
Applications
The MCP6141-I/P is suited for precision analog signal conditioning tasks including amplification of low-level sensor outputs, active filter stages, and instrumentation front-ends where high input impedance and low bias current are critical. Its 80 dB nominal CMRR makes it effective in differential measurement circuits for thermocouples, strain gauges, and bridge sensors in industrial and medical equipment. The PDIP-8 package supports rapid prototyping and legacy system maintenance where through-hole components are preferred.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 8Weeks |
| YTEOL | 9 |
| 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 | 24000V/us |
| Supply Current-Max | 0.001mA |
| Supply Voltage Limit-Max | 7V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Unity Gain BW-Nom | 100 |
| 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
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input bias current of MCP6141-I/P and why does it matter for high-impedance sensor circuits?
The MCP6141-I/P has a maximum input bias current of 0.005 µA, which is extremely low. In high-impedance sensor circuits such as pH probes, piezoelectric sensors, or bridge transducers, even small bias currents create voltage offsets across source impedances. At 0.005 µA through a 10 MΩ source, the offset is only 50 mV, making this op-amp suitable for accurate low-level signal amplification without significant measurement error.
What CMRR does MCP6141-I/P achieve and how does it benefit differential sensor measurements?
The MCP6141-I/P achieves a nominal CMRR of 80 dB with a minimum guaranteed value of 62 dB. In differential measurements such as Wheatstone bridge or thermocouple amplification, high CMRR ensures that common-mode noise from power supply ripple or ground potential differences is rejected rather than amplified, preserving measurement accuracy in industrial environments with significant electrical noise on signal lines.
Does MCP6141-I/P require external frequency compensation components?
No, the MCP6141-I/P includes internal frequency compensation, eliminating the need for external capacitors or resistors to stabilize the amplifier's frequency response. This reduces BOM complexity and PCB area while ensuring phase margin stability across the device's operating bandwidth, simplifying circuit design for active filters, integrators, and amplifier stages in single-supply analog signal chains.
For a 9-year production lifecycle product, is MCP6141-I/P a reliable long-term component selection?
Yes, with a YTEOL of 9 years, MCP6141-I/P offers a solid remaining production lifecycle, reducing the risk of mid-production obsolescence for industrial, medical, or consumer designs. The 8-week factory lead time is manageable with standard inventory planning, and the PDIP-8 through-hole package remains widely supported for legacy and serviceability-focused applications needing stable component supply over multi-year production windows.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.8500 | $0.85 |
| 25+ | $0.7200 | $18.00 |
| 100+ | $0.6500 | $65.00 |
| 5040+ | $0.5810 | $2928.24 |
| 7500+ | $0.5680 | $4260.00 |
| 10020+ | $0.5660 | $5671.32 |
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