MCP6561T-E/LT Microchip Integrated Circuit (SOT23 (5-Pin)) In Stock
MCP6561T-E/LT is a single-channel CMOS voltage comparator by Microchip with push-pull output, operating from 1.8 V supply in a 5-pin SC-70 package. Key specs: 0.005 µA maximum input bias current, 10 mV maximum input offset voltage, extended temperature range. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- MCP6561T-E/LT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.2665(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 MCP6561T-E/LT?
- 1.8 V minimum supply voltage enables direct operation from low-voltage battery and IoT system rails without a level-shift stage
- Push-pull output eliminates the need for an external pull-up resistor, simplifying PCB layout and reducing component count in space-constrained comparator circuits
- 0.005 µA maximum input bias current minimizes loading on high-impedance reference and sensor inputs, maintaining threshold accuracy in resistor divider and photodiode detection circuits
What is MCP6561T-E/LT used for?
The MCP6561T-E/LT is suited for voltage threshold detection in battery-powered IoT devices, wearables, and portable instruments where the comparator must operate reliably from a 1.8 V supply rail. Its push-pull output directly drives CMOS logic inputs without external pull-up resistors, simplifying integration with low-voltage microcontrollers. It also suits overcurrent detection, window comparator circuits, and zero-crossing detection in motor control and power management applications.
What are the specifications of MCP6561T-E/LT?
| Pbfree Code | Yes |
| Manufacturer Package Code | SC70-5 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| Amplifier Type | COMPARATOR |
| Average Bias Current-Max (IIB) | 0.005 µA |
| Bias Current-Max (IIB) @25C | 0.005 µA |
| Input Offset Voltage-Max | 10000 µV |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Type | PUSH-PULL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP5/6,.08 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Response Time-Nom | 56ns |
| Supply Current-Max | 0.13mA |
| Supply Voltage Limit-Max | 6.5V |
| Supply Voltage-Nom (Vsup) | 1.8V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| 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 | Thailand |
Where can I find the MCP6561T-E/LT datasheet?
MCP6561T-E/LT Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP6561T-E/LT?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What minimum supply voltage does MCP6561T-E/LT support, and why does this matter for battery-powered IoT designs?
The MCP6561T-E/LT operates from a minimum supply voltage of 1.8 V, allowing it to function directly from a single lithium coin cell, two AA alkaline cells at end-of-discharge, or regulated 1.8 V rails common in IoT SoCs. This eliminates the need for a boost converter or level shifter to power the comparator, reducing BOM cost and quiescent current in battery-powered sensor nodes and wearable devices.
How does the push-pull output of MCP6561T-E/LT differ from open-drain comparators, and when should each be chosen?
The MCP6561T-E/LT's push-pull output actively drives both logic high and logic low, providing fast edge transitions without an external pull-up resistor. This reduces component count and speeds up output rise times, which is advantageous in single-supply CMOS logic interfaces. Open-drain outputs are preferred when wired-OR bussing of multiple comparator outputs is needed or when the output must swing to a different voltage rail than the comparator supply.
What input offset voltage does MCP6561T-E/LT specify, and how does it affect threshold accuracy in a voltage level detector?
The MCP6561T-E/LT has a maximum input offset voltage of 10 mV (10000 µV). For a battery voltage monitor comparing against a 2.5 V reference, this 10 mV offset creates a threshold uncertainty of ±10 mV around the trip point, equivalent to approximately 0.4% of the nominal threshold. For applications requiring tighter threshold accuracy, a precision comparator with sub-1 mV offset should be selected instead.
In what package does MCP6561T-E/LT come, and how does the T suffix affect purchasing for high-volume production?
The MCP6561T-E/LT is packaged in the SC-70 5-pin package, measuring approximately 2.0 mm x 2.1 mm — one of the smallest 5-pin surface-mount packages available, suitable for ultra-compact PCB layouts. The T suffix indicates tape-and-reel packaging, typically supplied in reels of 3000 units, which is the standard format for automated pick-and-place SMT assembly in high-volume consumer and IoT production runs.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.4630 | $0.46 |
| 25+ | $0.4600 | $11.50 |
| 100+ | $0.4590 | $45.90 |
| 250+ | $0.2669 | $66.73 |
| 500+ | $0.2667 | $133.35 |
| 1000+ | $0.2665 | $266.50 |
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