MCP1256T-E/UN
- Mfr.Part #
- MCP1256T-E/UN
- Manufacturer
- Microchip Technology
- Package / Case
- 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
- Datasheet
- Download
- Description
- IC REG CHARGE PUMP 3.3V 10MSOP
- Stock
- 1,624
- In Stock :
- 1,624
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- Manufacturer :
- Microchip Technology
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Mounting Style :
- SMD/SMT
- Published :
- 2006
- Supplier Device Package :
- 10-MSOP
- Voltage - Output (Min/Fixed) :
- 3.3V
- Length :
- 3 mm
- Seated Height-Max :
- 1.1 mm
- Supplier Package :
- MSOP
- Product Status :
- Active
- Frequency - Switching :
- 650kHz
- Output Type :
- FIXED
- ECCN Code :
- EAR99
- Brand :
- Microchip Technology
- Mount :
- Surface Mount
- Screening Level :
- Extended
- Terminal Position :
- Dual
- RoHS Status :
- ROHS3 Compliant
- Temperature Grade :
- Automotive
- Factory Lead Time :
- 6 Weeks
- Quiescent Current :
- 250 nA
- Peak Reflow Temperature (Cel) :
- 260
- Number of Outputs :
- 1
- Analog IC - Other Type :
- SWITCHED CAPACITOR REGULATOR
- Maximum Operating Temperature :
- + 125 C
- Height :
- 0.85 mm
- Control Mode :
- VOLTAGE-MODE
- JESD-30 Code :
- S-PDSO-G10
- Output Current-Max :
- 0.1 A
- Number of Pins :
- 10
- Max Input Voltage :
- 3.6 V
- Mounting Type :
- Surface Mount
- Manufacturer :
- Microchip
- Voltage - Input (Max) :
- 3.6V
- Operating Supply Voltage :
- 3.6V
- Max Operating Temperature :
- 125 °C
- Operating Temperature :
- -40°C~125°C TJ
- Series :
- --
- Qualification :
- AEC-Q100
- Voltage - Output (Max) :
- --
- Efficiency :
- 84.5 %
- Synchronous Rectifier :
- No
- Number of Terminations :
- 10
- Packaging :
- Tape and Reel (TR)
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Package / Case :
- 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
- Min Operating Temperature :
- -40 °C
- Width :
- 3mm
- Number of Functions :
- 1
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Package Shape :
- Square
- Reach Compliance Code :
- Compliant
- Switching Frequency-Max :
- 650 kHz
- Base Part Number :
- MCP1256
- Output Voltage :
- 3.3V
- Mounting :
- Surface Mount
- Output Current :
- 0.1 A
- Switching Frequency :
- 650 kHz
- Surface Mount :
- yes
- Minimum Operating Temperature :
- - 40 C
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Input Voltage-Nom :
- 2V
- Terminal Form :
- Gull wing
- RoHS :
- Details
- HTS Code :
- 8542.39.00.01
- Product Category :
- Switching Voltage Regulators
- Output Configuration :
- Positive
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Input Voltage :
- 3.6 V
- Product Type :
- Switching Voltage Regulators
- Pbfree Code :
- yes
- Number of Terminals :
- 10
- Qualification Status :
- Not Qualified
- Terminal Finish :
- Matte Tin (Sn)
- Topology :
- Charge Pump
- Function :
- Step-Up
- Base Product Number :
- MCP1256
- Voltage - Input (Min) :
- 1.8V
- Min Input Voltage :
- 1.8 V
- Pin Count :
- 10
- Current - Output :
- 100mA
- Terminal Pitch :
- 0.5mm
- JESD-609 Code :
- e3
- Type :
- Step Up
- Maximum Input Voltage :
- 3.6 V
- Lead Free :
- Lead Free
- Radiation Hardening :
- No
- Datasheets
- MCP1256T-E/UN
MCP1256T-E/UN Documents

Voltage Regulators - DC DC Switching Regulators Microchip Technology MCP1256T-E/UN Overview
The Microchip Technology MCP1256T-E/UN is a high-performance, Charge Pump DC-DC Converter designed specifically for applications where compact and efficient voltage regulation is necessary. As part of the Voltage Regulators - DC DC Switching Regulators category, this device provides a fixed output voltage of 3.3V and can supply up to 120 mA of output current, making it ideal for powering low power devices. Its small 10-MSOP package makes it suitable for space-constrained applications. The MCP1256T-E/UN's ability to operate without an inductor, relying on internal capacitors for voltage step-up or step-down, simplifies circuit design and reduces overall component count, which is crucial for streamlined product development.
MCP1256T-E/UN Features
The MCP1256T-E/UN includes several features that make it a versatile choice for various applications. It offers a typical efficiency of up to 96%, which ensures minimal power loss during conversion. The device operates over a broad input voltage range from 2.0V to 5.5V, allowing flexibility across different power supplies. Its low-noise operation is achieved through a fixed switching frequency of 650 kHz, which helps to reduce the need for extensive filtering and stabilizes performance across the load and input variations. Furthermore, the built-in thermal shutdown and short-circuit protection enhance its reliability and durability in challenging environments.
MCP1256T-E/UN Applications
- Portable Devices: Used in smartphones, tablets, and other portable electronics, the MCP1256T-E/UN provides stable, efficient power conversion, crucial for maintaining battery life and device functionality in compact form factors.
- Wearable Technology: Ideal for smartwatches and fitness trackers, where space is at a premium and efficiency is valued to extend battery life throughout prolonged use.
- Medical Devices: Applied in portable medical diagnostics and monitoring equipment, ensuring reliable power management that is critical for accurate device operation.
- Wireless Sensors: Powers sensor nodes in IoT applications, supporting long battery life and consistent performance in various environmental conditions.
- Point of Sale Systems: Enhances the reliability and efficiency of handheld POS terminals, crucial for continuous operation during long business hours.
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