IC LED DRIVER HIGH BRIGHT 10DFN

 

AP8802FNG-7

Manufacturer Part NumberAP8802FNG-7
DescriptionIC LED DRIVER HIGH BRIGHT 10DFN
ManufacturerDiodes Inc
TypeHBLED Driver
AP8802FNG-7 datasheets

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Specifications of AP8802FNG-7

Constant CurrentYesTopologyPWM, Step-Down (Buck)
Number Of Outputs1Internal DriverYes
Type - PrimaryBacklightType - SecondaryHigh Brightness LED (HBLED)
Frequency500kHzVoltage - Supply8 V ~ 48 V
Voltage - Output48VMounting TypeSurface Mount
Package / Case10-DFNOperating Temperature-40°C ~ 105°C
Current - Output / Channel1AInternal Switch(s)Yes
Efficiency92%High Level Output Current1 A
Operating Supply Voltage8 V to 48 VMaximum Supply Current120 uA
Maximum Operating Temperature+ 105 CMounting StyleSMD/SMT
Minimum Operating Temperature- 40 CRohs CompliantYES
Led Driver ApplicationCommercial, Industrial LightingNo. Of Outputs1
Output Current1ADimming Control TypePWM / DC
Operating Temperature Range-40°C To +105°CLead Free Status / RoHS StatusLead free / RoHS Compliant
Other namesAP8802FNGDITR  
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Application Information
Inductor Selection
This section highlights how to select the inductor suitable for the application requirements in terms of
switching frequency, LED current accuracy and temperature.
500
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0
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Figure 4: Switching Frequency Vs Inductor Value
The inductor influences the LED current accuracy that the system is able to provide. The following section
highlights how to select the inductor in relation to the device packages and the LED current, while maintaining
the chip temperature below 70˚C.
AP8802 Rev. 5
DS31766
(Continued)
Switching Frequency @ ILED = 700mA
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Inductor Value [uH]
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www.diodes.com
AP8802
1A LED Step-down Converter
12V - 3 LEDs
24V - 5 LEDs
48V - 10 LEDs
470
470
470
400
450
500
DECEMBER 2009
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Diodes Incorporated