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Datasheet Microchip MCP1662T-E/MNY

ManufacturerMicrochip
SeriesMCP1662
Part NumberMCP1662T-E/MNY

The MCP1662 device is a compact, space-efficient, fixed-frequency, non-synchronous step-up converter optimized to drive LED strings with constant current from two and three-cell alkaline and NiMH/NiCd or one-cell Li-Ion or Li-Polymer batteries

Datasheets

  • Download » Datasheet, PDF, 780 Kb, Revision: 09-30-2015
    MCP1662 Data Sheet
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    MCP1662
    High-Voltage Step-Up LED Driver with UVLO and Open Load Protection
    Features General Description The MCP1662 device is a compact, space-efficient,
    fixed-frequency, non-synchronous step-up converter
    optimized to drive LED strings with constant current
    from a two-or three-cell alkaline or lithium Energizer®,
    or NiMH/NiCd, or one-cell Lithium-Ion or Li-Polymer
    batteries. 36V, 800 m Integrated Switch
    Up to 92% Efficiency
    Drive LED Strings in Constant Current
    1.3A Peak Input Current Limit:
    -ILED up to 200 mA @ 5.0V VIN, 4 White LEDs
    -ILED up to 125 mA @ 3.3V VIN, 4 White LEDs
    -ILED up to 100 mA @ 4.2V VIN, 8 White LEDs
    Input Voltage Range: 2.4V to 5.5V
    Feedback Voltage Reference: VFB = 300 mV
    Undervoltage Lockout (UVLO):
    -UVLO @ VIN Rising: 2.3V, typical
    -UVLO @ VIN Falling: 1.85V, typical
    Sleep Mode with 20 nA Typical Quiescent Current
    PWM Operation: 500 kHz Switching Frequency
    Cycle-by-Cycle Current Limiting
    Internal Compensation ...

Prices

Status

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

Packaging

PackageTDFN
Pins8

Parametrics

Automotive QualNo
Duty Cycle Max90 %
Input Voltage Range Max5.5 V
Input Voltage Range Min(V)2.4
Light Load Efficiency ModeNo
Operating Temperature Range-40 to +125 °C
Output Voltage Range Max32 V
Quiescent Current0.25 mA) typ
SHUTDOWN Current0.02 µA
Switch current1.3 A) typ
Switching Frequency500 kHz
Synchronous RectifierNo
Vfb0.3 V

Eco Plan

RoHSCompliant

Moldel Line

Series: MCP1662 (2)

Manufacturer's Classification

  • Power Management > Switching Regulators > Step Up (Boost) - Non-Synchronous Products

Other Names:

MCP1662TE/MNY, MCP1662T E/MNY

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