MCP1824ST-2502E/DB Microchip Integrated Circuit (SOT223 (3-Pin)) In Stock
Microchip MCP1824ST-2502E/DB is a fixed 2.5 V LDO linear regulator in a SOT-223-3 package with 0.2 V typical dropout voltage and up to 6 V input. It delivers low quiescent current and high output accuracy for precision power rails. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- SOT223 (3-Pin)
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- MCP1824ST-2502E/DB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1157(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MCP1824ST-2502E/DB?
- Fixed 2.5 V output LDO with only 0.2 V typical dropout voltage enabling efficient regulation from near-rail input supplies
- SOT-223-3 package with enhanced thermal pad for improved heat dissipation at elevated output currents
- Up to 6 V maximum input voltage compatible with single-cell Li-ion and 5 V regulated bus sources
- High output voltage accuracy supporting precision analog and reference voltage applications
What is MCP1824ST-2502E/DB used for?
The MCP1824ST-2502E/DB is suited for powering ADC reference circuits, precision op-amp stages, and sensor supply rails requiring a stable 2.5 V output. Its low 0.2 V dropout voltage makes it efficient in battery-powered portable instruments where input voltage headroom is limited. It is also used in IoT sensor nodes and embedded systems that draw regulated 2.5 V from a 3.3 V or 5 V supply bus.
What are the specifications of MCP1824ST-2502E/DB?
| Pbfree Code | Yes |
| Manufacturer Package Code | SOT-223-3 |
| Factory Lead Time | 7Weeks |
| YTEOL | 9 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.32V |
| Dropout Voltage1-Nom | 0.2V |
| Input Voltage Absolute-Max | 6.5V |
| Input Voltage-Max | 6V |
| Input Voltage-Min | 2.8825V |
| JESD-30 Code | R-PDSO-G3 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.013249375% |
| Load Regulation-Max | 0.025% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.3A |
| Output Voltage1-Max | 2.5625V |
| Output Voltage1-Min | 2.4375V |
| Output Voltage1-Nom | 2.5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOT-223 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| 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 | 2.3mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Voltage Tolerance-Max | 2.5% |
| Package | SOT223 (3-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Taiwan, Thailand |
Where can I find the MCP1824ST-2502E/DB datasheet?
MCP1824ST-2502E/DB Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP1824ST-2502E/DB?
Compatible alternatives and drop-in replacements for MCP1824ST-2502E/DB:
Frequently Asked Questions
What is the dropout voltage of the MCP1824ST-2502E/DB, and why does it matter for battery-powered designs?
The MCP1824ST-2502E/DB has a typical dropout voltage of only 0.2 V and a maximum of 0.32 V. In a battery-powered device running from a single Li-ion cell, this low dropout allows the regulator to maintain a stable 2.5 V output even as the battery voltage sags to near 2.8 V during discharge, maximizing usable battery capacity.
For a precision ADC reference rail, what output accuracy does the MCP1824ST-2502E/DB provide at 2.5 V?
The MCP1824ST-2502E/DB provides a fixed 2.5 V output with high accuracy, making it suitable as the supply for ADC reference inputs and precision analog front ends where supply voltage variation directly translates to measurement error. Its stable output supports 12-bit and 16-bit ADC supply requirements.
How does the SOT-223-3 package of MCP1824ST-2502E/DB assist with thermal management in higher-current applications?
The SOT-223-3 package includes a large tab pad that connects directly to the output pin and PCB copper plane, providing a thermal dissipation path significantly better than smaller SOT-23 packages. This allows the MCP1824ST-2502E/DB to sustain higher output currents without exceeding junction temperature limits, reducing the need for external heat sinking.
Can the MCP1824ST-2502E/DB be powered from a 5 V regulated bus while supplying a 2.5 V rail?
Yes, the MCP1824ST-2502E/DB accepts input voltages up to 6 V, making it directly compatible with a 5 V bus. The 2.5 V differential across the regulator keeps power dissipation manageable, and the SOT-223-3 package efficiently handles the resulting heat for output currents typical of microcontroller and sensor supply applications.
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| Qty. | Unit Price | Ext. Price |
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