Microchip MCP16251T-I/CH, Boost Converter, Synchronous Boost Regulator 250mA Adjustable, 575 kHz 6-Pin, SOT-23

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RS-artikelnummer:
177-3216
Tillv. art.nr:
MCP16251T-I/CH
Tillverkare / varumärke:
Microchip
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Brand

Microchip

Regulator Function

Synchronous Boost Regulator

Maximum Output Current

250mA

Number of Outputs

1

Maximum Input Voltage

5.5 V

Line Regulation

0.4 %/V

Load Regulation

1.5 %

Mounting Type

Surface Mount

Package Type

SOT-23

Pin Count

6

Output Type

Adjustable

Maximum Switching Frequency

575 kHz

Switching Regulator

Yes

Dimensions

3.1 x 1.8 x 1.3mm

Maximum Output Voltage

5.5 V

Height

1.3mm

Width

1.8mm

Length

3.1mm

Maximum Operating Temperature

+85 °C

Minimum Input Voltage

0.82 V

Minimum Operating Temperature

-40 °C

Minimum Output Voltage

1.8 V

Microchip Technology Boost Converter


The Microchip Technology Boost converter is a 250mA, adjustable converter with 575kHz maximum switching frequency and 6 pin device. It is a compact, high efficient with a fixed frequency, synchronous step-up DC-DC converter.

Features and Benefits


• 650mA typical peak input current limit:
• Adjustable output voltage ranges between 1.8V to 5.5V
• Anti ringing control
• Automatic PFM/PWM operation
• Input to output bypass shutdown
• Inrush current limiting and internal soft start
• Internal compensation
• Internal synchronous rectifier
• -IOUT > 100 mA @ 1.2V VIN, 3.3V VOUT
• -IOUT > 225 mA @ 3.3V VIN, 5.0V VOUT
• -IOUT > 250 mA @ 2.4V VIN, 3.3V VOUT
• Low device quiescent current: <4μA typical
• Low start up voltage is 0.82V
• Over-temperature protection
• PWM operation at 500kHz
• Shutdown current is 0.6μA typical
• True load disconnect shutdown option (MCP16251)
• Up to 96% typical efficiency

Applications


• 3.3V to 5.0V distributed power supply
• Bias for status LEDs
• Bluetooth headsets
• Digital cameras
• MP3 players
• One, two and three cell alkaline and NiMH/NiCd portable products
• Personal care and medical products
• Portable instruments
• Remote con

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