MAX1554

PRODUCTION

High-Efficiency, 40V Step-Up Converters for 2 to 10 White LEDs

Smallest, Highest Efficiency, 40V Driver for Up to 10 White LEDs

Data Sheet (Rev. 2) Product Selection Table
Part Models
2
1ku List Price
Starting From $1.78
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Part Details

  • Highly Integrated and Flexible Solution for Wide Range of Backlighting Applications
    • Constant-Current Regulation for Even LED Illumination
    • Internal 40V MOSFET Switch Capable of Driving 10 LEDs
    • 2.7V to 5.5V Input Voltage Range
    • Analog or PWM Control of LED Intensity
    • Optimized for Low Input Ripple
  • Soft-Start Minimizes Inrush Current
  • High Efficiency Improves Battery Life
    • Up to 88% Efficiency Driving 6 LEDs
    • Up to 82% Efficiency Driving 9 LEDs (20mA, VCC = 3.6V)
  • Tiny 8-Pin, 3mm x 3mm TDFN Package Saves Space
    • Small, Low-Profile External Components
MAX1554
High-Efficiency, 40V Step-Up Converters for 2 to 10 White LEDs
Integrated 1-cell Li+ chargers and Smart Power Selectors™ with dual (AC adapter and USB) power inputs | Typical Operating Circuit
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Documentation

Data Sheet 1

Reliability Data 1

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Hardware Ecosystem

Parts Product Life Cycle Description
Step-Up (Boost) LED Drivers 2
MAX1848
PRODUCTION White LED Step-Up Converter in SOT23
MAX1561
PRODUCTION High-Efficiency, 26V Step-Up Converters for Two to Six White LEDs
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