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White LED driver

W series
White LED W-52
Catalog PDF
Input Voltage 2.0~7.0V
Type for boosting Boost regulator
Package 6-SOT-23
Maximum no. LED 4
Output current 40 mA
Features Compatible pinout with LT1932
White LED W-6137
Catalog PDF
Input Voltage 2.2‐5.5V
Type for boosting Boost regulator
Package 5-SOT23
Maximum no. LED 5
Output current 30 mA
Features Soft start power-up,Thermal shutdown protection
White LED W-6139
Catalog PDF
Input Voltage 2.8‐5.5V
Type for boosting Boost regulator
Package 5-SOT23
Maximum no. LED 27
Output current 180 mA
Features Drives LED Strings up to 22 V,Soft Start “In−rush” Current Limiting,Thermal Overload Protection,
White LED W-6237
Catalog PDF
Input Voltage 2.8‐5.5V
Type for boosting Boost regulator
Package 5-SOT23
Maximum no. LED 8
Output current 40 mA
Features Thermal shutdown protection,High Voltage Power Switch
White LED W-6238
Catalog PDF
Input Voltage ‐5.5V
Type for boosting Charge pump regulator
Package 5-SOT23
Maximum no. LED 10
Output current 30 mA
Features Thermal overload protection,Soft start “in-rush” current limiting
White LED W-5200-5
Catalog PDF
Input Voltage 2.7 - 4.5V
Type for boosting Charge pump regulator
Package 6-SOT23
Maximum no. LED 6
Output current 100 mA
Features Foldback current overload protection,Thermal overload shutdown protection