MCP1711T-33I/OT Microchip Integrated Circuit (SOT23 (5-Pin)) In Stock
Microchip MCP1711T-33I/OT is a 3.3V fixed-output ultra-low quiescent current LDO regulator in SOT-23-5, supporting 3.8V to 6V input, 0.5V typical dropout, ideal for battery-powered IoT devices.
- Manufacturer
- Microchip
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- MCP1711T-33I/OT Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Ultra-low quiescent current for extended battery life in portable applications
- Fixed 3.3 V output with 0.5 V typical dropout voltage across 3.8 V to 6 V input range
- Capless design eliminates output capacitor requirement, reducing BOM cost and board space
- Compact SOT-23-5 package suits space-constrained wearable and IoT designs
Applications
The MCP1711T-33I/OT is well-suited for battery-powered IoT sensors, wearables, and wireless modules where minimizing quiescent current directly extends battery runtime. Its 3.3 V fixed output and capless architecture simplify power rail design in compact handheld instruments and portable medical devices. The wide input range of 3.8 V to 6 V also makes it compatible with single-cell Li-ion and 4-AA battery stacks.
Specifications
| Manufacturer Package Code | SOT-23-5 |
| Factory Lead Time | 16Weeks |
| YTEOL | 13 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.67V |
| Dropout Voltage1-Nom | 0.5V |
| Input Voltage Absolute-Max | 6.5V |
| Input Voltage-Max | 6V |
| Input Voltage-Min | 3.8V |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.013794% |
| Load Regulation-Max | 0.05% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.15A |
| Output Voltage1-Max | 3.33V |
| Output Voltage1-Min | 3.26V |
| Output Voltage1-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP5,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Screening Level | TS 16949 |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Voltage Tolerance-Max | 1.21% |
| Package | SOT23 (5-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Japan |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MCP1711T-33I/OT:
suggested
suggested
suggested
suggested
Frequently Asked Questions
What is the dropout voltage of the MCP1711T-33I/OT under load?
The MCP1711T-33I/OT has a typical dropout voltage of 0.5 V and a maximum of 0.67 V, meaning the input supply must be at least 3.8 V to maintain the regulated 3.3 V output across the full operating temperature range.
Which battery chemistries are compatible with the MCP1711T-33I/OT input range?
With an input voltage range of 3.8 V to 6 V absolute maximum 6.5 V, the MCP1711T-33I/OT works with single-cell Li-ion (nominally 3.7 V to 4.2 V) as well as 3xAA alkaline packs, making it a versatile choice for portable battery-powered electronics.
How does the capless design of the MCP1711T-33I/OT benefit PCB layout?
Because the MCP1711T-33I/OT is designed to operate without an output capacitor, designers can eliminate at least one passive component, saving roughly 1 to 2 mm² of board area in the SOT-23-5 footprint and simplifying layout in space-constrained wearable or IoT modules.
In which thermal or environmental conditions does the MCP1711T-33I/OT qualify for industrial use?
The MCP1711T-33I/OT is rated for the industrial temperature grade, supporting operation across -40°C to +125°C, which meets requirements for outdoor sensor nodes, industrial monitoring equipment, and automotive-adjacent applications demanding wide temperature tolerance.
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