MCP1700T-1202E/TT Microchip Integrated Circuit (SOT23 (3-Pin)) In Stock
The MCP1700T-1202E/TT is a fixed 1.2 V low-dropout linear regulator from Microchip delivering up to 250 mA output with a typical dropout voltage of only 0.15 V in a 3-pin SOT-23 package. It accepts input voltages up to 6 V and is REACH-compliant and lead-free, making it ideal for battery-powered and space-constrained applications. Well-suited for powering microcontrollers, FPGAs, memory devices, and low-voltage digital logic from Li-ion or single-cell battery supplies.
- Manufacturer
- Microchip
- Package
- SOT23 (3-Pin)
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- MCP1700T-1202E/TT Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 1.2 V output with 250 mA maximum current capacity
- Typical 0.15 V dropout voltage (max 0.35 V) for efficient near-rail operation
- Input voltage range up to 6 V with 6.5 V absolute maximum
- 3-pin SOT-23 package minimizes board space in portable designs
- REACH-compliant and lead-free (Pbfree) for RoHS assemblies
- Fixed output avoids external resistor divider, simplifying BOM
Applications
The MCP1700T-1202E/TT is used in battery-powered portable devices, IoT sensor nodes, and wearable electronics where a compact 1.2 V regulated supply at up to 250 mA is needed from a single-cell Li-ion or AAA battery. Its ultra-low dropout of 0.15 V typical allows it to supply low-voltage FPGAs and DDR memory cores efficiently near the end of battery discharge. It also serves as a local post-regulator for noise-sensitive analog circuits and low-voltage digital logic in space-constrained PCB designs.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOT-23-3 |
| Reach Compliance Code | Compliant |
| Factory Lead Time | 5Weeks |
| YTEOL | 10 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.35V |
| Dropout Voltage1-Nom | 0.15V |
| Input Voltage Absolute-Max | 6.5V |
| Input Voltage-Max | 6V |
| Input Voltage-Min | 2.3V |
| JESD-30 Code | R-PDSO-G3 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.0444% |
| Load Regulation-Max | 0.018% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.2A |
| Output Voltage1-Max | 1.236V |
| Output Voltage1-Min | 1.164V |
| Output Voltage1-Nom | 1.2V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TO-236 |
| 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 | AEC-Q100; 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 | 3% |
| Package | SOT23 (3-Pin) |
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 | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MCP1700T-1202E/TT:
suggested
suggested
suggested
suggested
Frequently Asked Questions
How low can the input voltage drop before MCP1700T-1202E/TT loses regulation at 1.2 V output?
The MCP1700T-1202E/TT has a typical dropout of 0.15 V and a maximum of 0.35 V, so it maintains a regulated 1.2 V output as long as the input stays above approximately 1.35 V to 1.55 V, extending usable battery life in single-cell Li-ion and NiMH-powered devices.
Can MCP1700T-1202E/TT power a low-voltage FPGA core from a 3.3 V supply rail?
Yes. With a 3.3 V input well within its 6 V maximum, the MCP1700T-1202E/TT easily delivers a regulated 1.2 V at up to 250 mA to power FPGA core voltage rails, memory, or low-voltage logic requiring a stable sub-1.5 V supply.
What makes the 3-pin SOT-23 package of MCP1700T-1202E/TT suitable for wearable and IoT PCB designs?
The SOT-23-3 package occupies less than 2 mm x 1.25 mm of PCB area, making it one of the smallest LDO footprints available. Combined with the fixed output that eliminates external resistors, MCP1700T-1202E/TT achieves a minimal 2-3 component power supply block ideal for ultra-compact IoT and wearable boards.
What is the lead time and compliance status of MCP1700T-1202E/TT for production sourcing?
MCP1700T-1202E/TT has a factory lead time of 5 weeks and is both REACH-compliant and lead-free (Pbfree: Yes), supporting RoHS-mandated assembly processes. Procurement teams should plan buffer stock for a 5-week replenishment cycle when sourcing for ongoing production.
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