MCP6541-I/MS Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP6541-I/MS is a single-channel push-pull output comparator operating from a 1.6 V supply, featuring 0.1 nA maximum bias current and 7 mV input offset voltage in an 8-pin MSOP package. From $0.45 in stock worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP6541-I/MS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3019(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MCP6541-I/MS?
- Ultra-low 0.0001 µA maximum input bias current enabling accurate threshold comparison with high-impedance resistor divider networks
- Push-pull output compatible with CMOS logic levels from a 1.6 V minimum supply, eliminating pull-up resistors needed by open-drain comparators
- Single-function comparator in 8-pin MSOP with 7000 µV maximum offset voltage, balancing cost and precision for battery-powered threshold detection
What is MCP6541-I/MS used for?
The MCP6541-I/MS is used in battery-powered portable devices, wearable sensors, and low-voltage IoT nodes where a simple voltage threshold comparison is needed without the overhead of a full op-amp. Its 1.6 V minimum operating voltage makes it compatible with single-cell lithium-ion and alkaline battery systems. The push-pull output directly drives CMOS logic inputs for level detection, zero-crossing detection, and window comparator circuits without additional buffer stages.
What are the specifications of MCP6541-I/MS?
| Pbfree Code | Yes |
| Manufacturer Package Code | MSOP-8 |
| Factory Lead Time | 11Weeks |
| YTEOL | 8 |
| Amplifier Type | COMPARATOR |
| Average Bias Current-Max (IIB) | 0.0001 µA |
| Input Offset Voltage-Max | 7000 µV |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Type | PUSH-PULL |
| 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 |
| Qualification Status | Not Qualified |
| Response Time-Nom | 4000ns |
| Supply Current-Max | 0.001mA |
| Supply Voltage Limit-Max | 7V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| 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 MCP6541-I/MS datasheet?
MCP6541-I/MS Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP6541-I/MS?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the minimum supply voltage for the MCP6541-I/MS, and which battery chemistries does this support?
The MCP6541-I/MS operates from a minimum supply voltage of 1.6 V, which is compatible with single-cell alkaline batteries discharged to end-of-life, as well as 1.8 V regulated rails used in low-power IoT designs. This low minimum voltage extends battery-powered product runtime compared to comparators requiring 2.5 V or higher supplies.
How does the push-pull output of the MCP6541-I/MS differ from an open-drain comparator output in a circuit design?
A push-pull output actively drives both high and low logic levels without an external pull-up resistor, reducing component count and power consumption compared to open-drain outputs. The MCP6541-I/MS push-pull output can directly source or sink current to CMOS logic inputs, achieving faster edge transitions than open-drain configurations that rely on resistor charging, which is especially important in time-critical threshold detection at low supply voltages.
In a battery voltage monitoring circuit, how does the MCP6541-I/MS bias current specification affect resistor divider accuracy?
The MCP6541-I/MS maximum input bias current is 0.0001 µA (100 pA), which produces a voltage error of only 0.1 µV across a 1 MΩ divider resistor. This extremely low bias current allows designers to use resistor values up to several megaohms in the threshold divider without introducing significant measurement error, reducing divider quiescent current and extending battery life in monitoring applications.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.4700 | $0.47 |
| 25+ | $0.3774 | $9.44 |
| 100+ | $0.3491 | $34.91 |
| 250+ | $0.3019 | $75.47 |
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