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White LED Drivers

Series:White LED driver W-52

Input Voltage 2.0~7.0V
Type for boosting Boost regulator
Package 6-SOT-23
Maximum no. of LEDs 4
Output current 40mA
Features Compatible pinout with LT1932

 

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●To buy this product, please contact Sales Reps, Distributors.

Series:White LED driver W-6137

Input Voltage 2.2‐5.5V
Type for boosting Boost regulator
Package 5-SOT23
Maximum no. of LEDs 5
Output current 30 mA
Features Soft start power-up,Thermal shutdown protection

 

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●To buy this product, please contact Sales Reps, Distributors.

Series:White LED driver W-6139

Input Voltage 2.8‐5.5V
Type for boosting Boost regulator
Package 5-SOT23
Maximum no. of LEDs 27
Output current 180 mA
Features Drives LED Strings up to 22 V,Soft Start “In−rush” Current Limiting,Thermal Overload Protection,

 

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●To buy this product, please contact Sales Reps, Distributors.

Series:White LED driver W-6237

Input Voltage 2.8‐5.5V
Type for boosting Boost regulator
Package 5-SOT23
Maximum no. of LEDs 8
Output current 40 mA
Features Thermal shutdown protection,High Voltage Power Switch

 

●To buy this product, please contact Sales Reps, Distributors.
●To buy this product, please contact Sales Reps, Distributors.

Series:White LED driver W-6238

Input Voltage ‐5.5V
Type for boosting Boost regulator
Package 5-SOT23
Maximum no. of LEDs 10
Output current 30 mA
Features Thermal overload protection,Soft start “in-rush” current limiting

 

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●To buy this product, please contact Sales Reps, Distributors.

Series:White LED driver W-5626

Input Voltage 3.0-5.5V
Type for boosting Charge pump regulator
Package QFN16 (4x4 mm)
Maximum no. of LEDs 6
Output current 32/ch mA
Features Thermal shutdown protection,Soft start and current limiting,Short circuit protection

 

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●To buy this product, please contact Sales Reps, Distributors.

Series:White LED driver W-5200

Input Voltage 2.7 - 4.5V
Type for boosting Charge pump regulator
Package 8-MSOP
Maximum no. of LEDs 6
Output current 100 mA
Features Foldback current overload protection,Thermal overload shutdown protection

 

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●To buy this product, please contact Sales Reps, Distributors.

Series:Notes to White LED Drivers

Click on below, you can download the PDF.
Note.1 Prior to placing a purchase order
Note.2 Outline, Part number designation,
Quick reference table
Note.3 Package dimensions, Packaging
Note.4 Evaluation board and Demonstration board
Note.5 Circuitry structure and operation
Note.6 Applications in circuitry
Remarks Our White LED Driver “W series” can be carried out using our evaluation board and demonstration board, With these boards, your product development time will surely be short.
Documents

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●To buy this product, please contact Sales Reps, Distributors.

Series:Application Notes

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●To buy this product, please contact Sales Reps, Distributors.

Series:Design Notes

Click on below, you can download the PDF.
Design 
Note.9
W-52 White LED Driver Efficiency and Inductor value Tradeoffs
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●To buy this product, please contact Sales Reps, Distributors.

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