Microchip MCP1642B-ADJI/MS, Boost Converter, Step Up 800mA Adjustable, 1.15 MHz 8-Pin, MSOP

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Verpakkingsopties
RS-stocknr.:
869-6104
Fabrikantnummer:
MCP1642B-ADJI/MS
Fabrikant:
Microchip
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Merk

Microchip

Regulator Function

Step Up

Maximum Output Current

800mA

Number of Outputs

1

Maximum Input Voltage

5.5 V

Line Regulation

±0.5 %/V

Load Regulation

±1.5 %

Mounting Type

Surface Mount

Package Type

MSOP

Pin Count

8

Output Type

Adjustable

Maximum Switching Frequency

1.15 MHz

Switching Regulator

Yes

Dimensions

3 x 3 x 0.95mm

Maximum Output Voltage

5.5 V

Height

0.95mm

Width

3mm

Maximum Operating Temperature

+85 °C

Length

3mm

Minimum Input Voltage

0.65 V

Minimum Operating Temperature

-40 °C

Minimum Output Voltage

1.8 V

MCP1642 Synchronous Boost Converter


The MCP1642 family of devices from Microchip are compact, high-efficiency, fixed-frequency, synchronous step-up DC-DC converters. These regulators are designed for applications powered by alkaline, NiCd, NiMH, Li-Ion or Li-Polymer batteries.

Features


Up to 96% Typical Efficiency
1.8A Typical Peak Input Current Limit
IOUT > 175 mA @ 1.2V VIN, 3.3V VOUT
IOUT > 600 mA @ 2.4V VIN, 3.3V VOUT
IOUT > 800 mA @ 3.3V VIN, 5.0V VOUT
IOUT > 1A @ VIN > 3.6V, 5.0V VOUT
Low Start-up Voltage: 0.65V
Minimum Operating Input Voltage: 0.35V
Maximum Input Voltage < VOUT < 5.5V
Adjustable Output Voltage Range: 1.8V to 5.5V
PWM Operation at 1 MHz
Shutdown Current (All States): < 1 μA
Internal Synchronous Rectifier
Internal Compensation
Inrush Current Limiting and Internal Soft-Start
True Load Disconnect Shutdown (MCP1642B)
Input-to-Output Bypass Option (MCP1642D)
Low Noise, Anti-Ringing Control
Over-temperature Protection

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