MCP6231UT-E/LT Microchip Integrated Circuit (SOT23 (5-Pin)) In Stock
MCP6231UT-E/LT is a single-channel general-purpose operational amplifier with rail-to-rail input and output, operating from 1.8V to 6V supply. It features an ultra-low input bias current of 1.1 pA maximum and 75 dB typical CMRR in a 5-pin SC70 package. Available from stock worldwide with fast shipping.
- Manufacturer
- Microchip
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- MCP6231UT-E/LT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3037(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 MCP6231UT-E/LT?
- Single op-amp with rail-to-rail input and output operation
- Ultra-low 1.1 pA maximum input bias current
- Wide supply range from 1.8V to 6V
- 75 dB typical common-mode rejection ratio
- Compact 5-pin SC70 package for space-critical designs
- Extended E-grade operation from -40°C to +125°C
What is MCP6231UT-E/LT used for?
MCP6231UT-E/LT is an excellent fit for battery-operated portable devices and IoT sensor nodes where the wide 1.8V to 6V supply range and ultra-low 1.1 pA input bias current minimize power consumption and leakage errors. Its rail-to-rail swing maximizes dynamic range when interfacing to low-voltage ADCs in wearable health monitors and environmental sensors. The 5-pin SC70 form factor occupies minimal board real estate, making it popular in compact instrumentation amplifier circuits and current-sense front-ends.
What are the specifications of MCP6231UT-E/LT?
| Pbfree Code | Yes |
| Manufacturer Package Code | SC70-5 |
| Factory Lead Time | 1Week |
| YTEOL | 8 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.0011 µA |
| Common-mode Reject Ratio-Min | 61dB |
| Common-mode Reject Ratio-Nom | 75dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 7000 µV |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e3 |
| Low-Bias | YES |
| Low-Offset | NO |
| Micropower | YES |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP6,.08 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TAPE AND REEL |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 0.15V/us |
| Supply Current-Max | 0.03mA |
| 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 | 300 |
| Voltage Gain-Min | 31620 |
| Wideband | NO |
| ## MCP6231UT-E/LT Alternates Showing results | Image |
| Package | SOT23 (5-Pin) |
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 | Malaysia, Thailand |
Where can I find the MCP6231UT-E/LT datasheet?
MCP6231UT-E/LT Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP6231UT-E/LT?
Compatible alternatives and drop-in replacements for MCP6231UT-E/LT:
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Frequently Asked Questions
How does MCP6231UT-E/LT's 1.1 pA input bias current benefit high-impedance sensor interfaces?
With a maximum input bias current of only 1.1 pA, MCP6231UT-E/LT introduces less than 1.1 mV of offset error even across a 1 GΩ source impedance, making it ideal for pH electrode buffers, photodiode transimpedance amplifiers, and capacitive humidity sensors where source impedances exceed 100 MΩ.
Which supply voltage range does MCP6231UT-E/LT support, and how does this help in mixed 3.3V and 5V system designs?
MCP6231UT-E/LT operates from 1.8V to 6V, covering both 3.3V and 5V supply rails without modification. In mixed-voltage systems, a single part number handles analog signal conditioning whether placed on the 3.3V digital domain or the 5V analog rail, reducing BOM complexity and safety stock requirements.
For a compact wearable PCB, how does MCP6231UT-E/LT's package size compare to standard SOT-23 op-amps?
MCP6231UT-E/LT uses a 5-pin SC70 package measuring approximately 2.0mm × 1.25mm, which is roughly 40% smaller in footprint than the standard SOT-23-5 package at 2.9mm × 1.6mm. This size reduction is significant for wearable fitness trackers and hearing-aid PCBs where every square millimeter of board area is constrained.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.3682 | $0.37 |
| 5+ | $0.3101 | $1.55 |
| 6000+ | $0.3078 | $1846.80 |
| 9000+ | $0.3037 | $2733.30 |
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