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MCP16251 Datasheet (PDF) - Microchip Technology

MCP16251 Datasheet PDF - Microchip Technology
Part # MCP16251
Download  MCP16251 Download

File Size   1299.81 Kbytes
Page   34 Pages
Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology
Description Low Quiescent Current, PFM/PWM Synchronous Boost Regulator

MCP16251 Datasheet (PDF)

Go To PDF Page Download Datasheet
MCP16251 Datasheet PDF - Microchip Technology

Part # MCP16251
Download  MCP16251 Click to download

File Size   1299.81 Kbytes
Page   34 Pages
Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology
Description Low Quiescent Current, PFM/PWM Synchronous Boost Regulator

MCP16251 Datasheet (HTML) - Microchip Technology

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MCP16251 Product details

General Description

The MCP16251/2 is a compact, high-efficiency, fixed frequency, synchronous step-up DC-DC converter. This family of devices provides an easy-to-use power supply solution for applications powered by either one-cell, two-cell or three-cell alkaline, NiCd, NiMH, one-cell Li-Ion or Li-Polymer batteries.



Features:

• Up to 96% Typical Efficiency

•650 mA Typical Peak Input Current Limit:

-IOUT > 100 mA @ 3.3V VOUT, 1.2V VIN

-IOUT > 250 mA @ 3.3V VOUT, 2.4V VIN

-IOUT > 225 mA @ 5.0V VOUT, 3.3V VIN

• Low Device Quiescent Current:

- Output Quiescent Current: < 4 µA typical, device is not switching (VOUT > VIN, excluding feedback divider current)

- Input Sleep Current: 1 µA

- No Load Input Current: 14 µA typical

• Shutdown Current: 0.6 µA typical

• Low Start-up Voltage: 0.82V, 1 mA load

• Low Operating Input Voltage: down to 0.35V

• Adjustable Output Voltage Range: 1.8V to 5.5V

• Maximum Input Voltage VOUT< 5.5V

• Automatic PFM/PWM Operation:

- PWM Operation: 500 kHz

- PFM Output Ripple: 150 mV typical

• Feedback voltage: 1.23V

• Internal Synchronous Rectifier

• Internal Compensation

• Inrush Current Limiting and Internal Soft Start (1.5 ms typical)

• Selectable, Logic Controlled, Shutdown States:

- True Load Disconnect Option (MCP16251)

- Input to Output Bypass Option (MCP16252)

• Anti-Ringing Control

• Overtemperature Protection

• Available Packages:

-SOT-23-6

-2 x 3 8-Lead TDFN



Applications:

• One, Two and Three Cell Alkaline and NiMH/NiCd Portable Products

• Solar Cell Applications

• Personal Care and Medical Products

• Bias for Status LEDs

• Smartphones, MP3 Players, Digital Cameras

• Remote controllers, Portable Instruments

• Wireless Sensors

• Bluetooth Headsets

• +3.3V to +5.0V Distributed Power Supply




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About Microchip Technology


Microchip Technology is an American semiconductor company that was founded in 1989.
The company provides a wide range of microcontrollers, analog, memory, and security products for various applications in the automotive, industrial, and consumer markets.
Microchip is one of the largest microcontroller suppliers in the world and is known for its expertise in low-power design and its focus on energy-saving technologies.
The company also provides development tools and software to help customers design and prototype their products.
Microchip has operations in over 70 countries and its products are used in a wide range of applications.

*This information is for general informational purposes only, we will not be liable for any loss or damage caused by the above information.




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