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Datasheet Microchip MCP1642DT-ADJI/MS

ManufacturerMicrochip
SeriesMCP1642
Part NumberMCP1642DT-ADJI/MS

The MCP1642B/D is a compact, high-efficiency, fixed frequency, synchronous step-up DC-DC converter

Datasheets

  • Download » Datasheet, PDF, 802 Kb, Revision: 12-18-2014
    MCP1642B/D Data Sheet
    Docket ↓
    MCP1642B/D
    1.8A Input Current Switch, 1 MHz Low-Voltage Start-Up
    Synchronous Boost Regulator
    Features General Description 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, typical 3.3V VOUT
    @ 1 mA Low Operating Input Voltage: 0.35V, typical 3.3V
    VOUT @ 1 mA Output Voltage Range:
    -Reference Voltage, VFB = 1.21V
    -1.8V to 5.5V for the adjustable device option
    -1.8V, 3.0V, 3.3V and 5.0V for fixed VOUT
    options Maximum Input Voltage п‚Ј VOUT < 5.5V PWM Operation: 1 MHz
    -Low Noise, Anti-Ringing Control Power Good Open-Drain Output Internal Synchronous Rectifier Internal Compensation Inrush Current Limiting and Internal Soft-Start Selectable, Logic-Controlled Shutdown States:
    -True Load Disconnect Option (MCP1642B)
    -Input-to-Output Bypass Option (MCP1642D) Shutdown Current (All States): 1 ВµA Overtemperature Protection Available Packages:
    -8-Lead MSOP
    -8-Lead 2x3 DFN The
    MCP1642B/D
    devices
    are
    compact, ...

Prices

Status

Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)

Packaging

PackageMSOP
Pins8

Parametrics

Automotive QualNo
Duty Cycle Max90 %
Input Voltage Range Max5.5 V
Input Voltage Range Min(V)0.65
Light Load Efficiency ModeNo
Operating Temperature Range-40 to 85 °C
Output Voltage Range Max5.5 V
Output Voltage Range Min1.8 V
Quiescent Current0.4 mA) typ
SHUTDOWN Current1 µA
Switch current1.8 A) typ
Switching Frequency1000 kHz
Synchronous RectifierYes
Vfb1.21 V

Eco Plan

RoHSCompliant

Moldel Line

Series: MCP1642 (40)

Other Names:

MCP1642DTADJI/MS, MCP1642DT ADJI/MS

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