MCP1661T-E/OTAlternatives & Equivalent Parts
About MCP1661T-E/OT
MCP1661T-E/OT is a Integrated Circuit component manufactured by Microchip. It comes in a SOT23 (5-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | MCP1661T-E/OTSource | 744025220 | C3216X7R1V106K160AC | DRV2665RGPT | C2012X7R1A106K125AC | MBR0540-TP |
|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Würth Elektronik | TDK | Texas Instruments | TDK | MCC(Micro Commercial Components) |
| Package Type | SOT23 (5-Pin) | Other | Capacitor Chip Non-polarised | Quad Flat No-Lead | Capacitor Chip Non-polarised | Small Outline Diode |
| Pin Count | 5 | 2 | 2 | 20 | 2 | 2 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 70.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | $0.9000 | $0.7287 | $0.1479 | $2.6348 | $0.0552 | $0.0483 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Manufacturer Package Code | SOT-23-5 | — | — | — | — | — |
| Factory Lead Time | 6 Weeks | — | 16 Weeks | — | 24 Weeks | — |
| YTEOL | 13 | 15 | 7.49 | 15 | 6 | 6.08 |
| Analog IC - Other Type | SWITCHING REGULATOR | — | — | ANALOG CIRCUIT | — | — |
| Control Mode | CURRENT-MODE | — | — | — | — | — |
| Control Technique | PULSE WIDTH MODULATION | — | — | — | — | — |
| Input Voltage-Max | 5.5 V | — | — | — | — | — |
| Input Voltage-Min | 2.4 V | — | — | — | — | — |
| Input Voltage-Nom | 3.3 V | — | — | — | — | — |
| JESD-30 Code | R-PDSO-G5 | — | — | S-PQCC-N20 | — | R-PDSO-G2 |
| JESD-609 Code | e3 | e2 | e3 | e4 | e3 | e3 |
| Number of Functions | 1 | 1 | — | 1 | — | — |
| Output Voltage-Max | 32 V | — | — | 200 V | — | — |
| Output Voltage-Nom | 12 V | — | — | — | — | — |
| Package Body Material | PLASTIC/EPOXY | — | — | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | SOP5,.11,37 | — | — | — | — | — |
| Package Shape | RECTANGULAR | — | RECTANGULAR PACKAGE | SQUARE | RECTANGULAR PACKAGE | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMT | SMT | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | SMT | SMALL OUTLINE |
| Surface Mount | YES | YES | YES | YES | YES | YES |
| Switcher Configuration | BOOST | — | — | — | — | — |
| Switching Frequency-Max | 575 kHz | — | — | — | — | — |
| Temperature Grade | AUTOMOTIVE | — | — | OTHER | — | — |
| Terminal Finish | Matte Tin (Sn) | Tin/Copper (Sn/Cu) | Matte Tin (Sn) - with Nickel (Ni) barrier | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) |
| Terminal Form | GULL WING | — | — | NO LEAD | — | GULL WING |
| Terminal Pitch | 0.95 mm | — | — | 0.5 mm | — | — |
| Terminal Position | DUAL | — | — | QUAD | — | DUAL |
| Case/Size Code | — | 1111 | — | — | — | — |
| Construction | — | Rectangular | — | — | — | — |
| Core Material | — | MANGANESE-ZINC | — | — | — | — |
| DC Resistance | — | 0.575 Ω | — | — | — | — |
| Inductance-Nom (L) | — | 22 µH | — | — | — | — |
| Inductor Application | — | POWER INDUCTOR | — | — | — | — |
| Inductor Type | — | GENERAL PURPOSE INDUCTOR | — | — | — | — |
| Package Height | — | 2.8 mm | — | — | — | — |
| Package Length | — | 2.8 mm | — | — | — | — |
| Package Width | — | 2.8 mm | — | — | — | — |
| Packing Method | — | TR, Embossed Plastic, 7 Inch | TR, 7 Inch | — | TR, 7 Inch | — |
| Rated Current-Max | — | 0.5 A | — | — | — | — |
| Self Resonance Frequency | — | 23 MHz | — | — | — | — |
| Shape/Size Description | — | RECTANGULAR PACKAGE | — | — | — | — |
| Shielded | — | YES | — | — | — | — |
| Special Feature | — | INDUCTANCE IS MEASURED AT 1 MILLI AMPERE | — | — | — | — |
| Terminal Placement | — | DUAL ENDED | — | — | — | — |
| Terminal Shape | — | ONE SURFACE | WRAPAROUND | — | WRAPAROUND | — |
| Test Frequency | — | 0.1 MHz | — | — | — | — |
| Tolerance | — | 20% | — | — | — | — |
| Pbfree Code | — | — | Yes | Yes | Yes | Yes |
| Reach Compliance Code | — | — | Compliant | — | Compliant | — |
| Capacitance | — | — | 10 µF | — | 10 µF | — |
| Capacitor Type | — | — | CERAMIC CAPACITOR | — | CERAMIC CAPACITOR | — |
| Dielectric Material | — | — | CERAMIC | — | CERAMIC | — |
| Height | — | — | 1.6 mm | — | 1.25 mm | — |
| Mounting Feature | — | — | SURFACE MOUNT | — | SURFACE MOUNT | — |
| Multilayer | — | — | Yes | — | Yes | — |
| Negative Tolerance | — | — | 10% | — | 10% | — |
| Positive Tolerance | — | — | 10% | — | 10% | — |
| Rated (DC) Voltage (URdc) | — | — | 35 V | — | 10 V | — |
| Size Code | — | — | 1206 | — | 0805 | — |
| Temperature Characteristics Code | — | — | X7R | — | X7R | — |
| Temperature Coefficient | — | — | 15% ppm/°C | — | 15% ppm/°C | — |
| Number of Channels | — | — | — | 1 | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | 260 | — | 260 |
| Supply Voltage-Max (Vsup) | — | — | — | 5.5 V | — | — |
| Supply Voltage-Min (Vsup) | — | — | — | 3 V | — | — |
| Supply Voltage-Nom (Vsup) | — | — | — | 3.6 V | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | 30 | — | 10 |
| Application | — | — | — | — | — | GENERAL PURPOSE |
| Configuration | — | — | — | — | — | SINGLE |
| Diode Element Material | — | — | — | — | — | SILICON |
| Diode Type | — | — | — | — | — | RECTIFIER DIODE |
| Forward Voltage-Max (VF) | — | — | — | — | — | 0.55 V |
| Non-rep Pk Forward Current-Max | — | — | — | — | — | 5.5 A |
| Number of Elements | — | — | — | — | — | 1 |
| Number of Phases | — | — | — | — | — | 1 |
| Output Current-Max | — | — | — | — | — | 0.5 A |
| Power Dissipation-Max | — | — | — | — | — | 0.41 W |
| Qualification Status | — | — | — | — | — | Not Qualified |
| Rep Pk Reverse Voltage-Max | — | — | — | — | — | 40 V |
| Reverse Current-Max | — | — | — | — | — | 100 µA |
| Reverse Test Voltage | — | — | — | — | — | 40 V |
| Technology | — | — | — | — | — | SCHOTTKY |
| ## MBR0540-TP Alternates Showing results | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 5 alternatives for MCP1661T-E/OT — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for MCP1661T-E/OT is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating MCP1661T-E/OT replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to MCP1661T-E/OT?
Known equivalents for MCP1661T-E/OT include 744025220, C3216X7R1V106K160AC, DRV2665RGPT. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of MCP1661T-E/OT?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify MCP1661T-E/OT alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.