Microchip Switching Regulator, 5V dc Output Voltage, 5V dc Input Voltage, 550mA Output Current, 1 Outputs

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HK$838.50

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RS Stock No.:
232-6028
Mfr. Part No.:
MCP1643-I/MS
Manufacturer:
Microchip
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Brand

Microchip

Output Voltage

5V dc

Output Current

550mA

Input Voltage

5V dc

Number of Outputs

1

The Microchip MCP1643 is a compact, high-efficiency, fixed frequency, synchronous step-up LED driver with constant current, that operates from one and two-cell alkaline and NiMH/NiCad batteries. The device can also drive two red/green/yellow series connection LEDs.

1.6A Typical Peak Input Current Limit
Up to 550 mA LED Load Current
Low Start-up Voltage: 0.65V (typical, 25 mA LED Current)
Low Operating Input Voltage: down to 0.5V
Maximum Input Voltage < VLED<5.0V
Maximum Output Voltage: 5.0V

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