MCP1727-3002E/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP1727-3002E/SN is a fixed 3.0 V output, 1.5 A CMOS LDO linear regulator with a typical dropout voltage of 330 mV, accepting inputs from 3.625 V to 6 V, housed in an 8-pin SOIC package for compact power supply designs.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP1727-3002E/SN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.8700(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 3.0 V regulated output with 1.5 A maximum load current
- Ultra-low dropout voltage: 330 mV typical, 550 mV maximum at full load
- Wide input voltage range: 3.625 V to 6 V (6.5 V absolute maximum)
- CMOS LDO architecture for low quiescent current in battery-powered designs
- 8-pin SOIC-8 package enables compact footprint on space-constrained PCBs
- RoHS-compliant, lead-free construction
Applications
The MCP1727-3002E/SN is well suited for post-regulation in portable electronics, microcontroller power rails, and USB-powered devices where a stable 3.0 V supply is required from a Li-Ion or multi-cell battery source. Its low 330 mV typical dropout and 1.5 A output capability make it a practical choice for powering FPGAs, DSPs, or sensor arrays from a 3.3 V or 5 V bus.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-8 |
| YTEOL | 9 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.55V |
| Dropout Voltage1-Nom | 0.33V |
| Input Voltage Absolute-Max | 6.5V |
| Input Voltage-Max | 6V |
| Input Voltage-Min | 3.625V |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.0114% |
| Load Regulation-Max | 0.03% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 1.5A |
| Output Voltage1-Max | 3.075V |
| Output Voltage1-Min | 2.925V |
| Output Voltage1-Nom | 3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Voltage Tolerance-Max | 2.5% |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Mainland China, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the minimum input voltage required to maintain a regulated 3.0 V output from MCP1727-3002E/SN under full load?
The MCP1727-3002E/SN requires a minimum input voltage of 3.625 V to regulate at 3.0 V output when drawing up to 1.5 A. At full load the typical dropout is 330 mV and the maximum is 550 mV, so any supply above 3.55 V nominal is sufficient under most load conditions.
How does the 1.5 A output current rating of MCP1727-3002E/SN compare to competing 8-pin LDOs for MCU power rails?
At 1.5 A from an 8-pin SOIC package, MCP1727-3002E/SN delivers significantly higher current than the 500 mA to 800 mA typical of comparable 8-pin LDOs such as MCP1703 or MIC5219. This headroom allows a single MCP1727 to supply an MCU core plus peripherals without paralleling regulators.
Is MCP1727-3002E/SN suitable for a USB 5 V input design supplying a 3.3 V microcontroller rail?
Yes. The MCP1727-3002E/SN accepts up to 6 V input (6.5 V absolute maximum), so a USB 5 V bus is within the safe operating range. However, the output is fixed at 3.0 V, not 3.3 V, so firmware and peripheral compatibility at 3.0 V must be verified before use in a nominally 3.3 V system.
What thermal considerations apply when MCP1727-3002E/SN dissipates heat at near-maximum output current in an SOIC-8 package?
At maximum 1.5 A output with a 2 V input-to-output differential, power dissipation reaches 3 W. The 8-pin SOIC package has a typical thermal resistance of 50°C/W junction-to-ambient, which can raise junction temperature by 150°C above ambient, making a thermal pad or heatsink trace on the PCB necessary for sustained full-load operation.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
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