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PR4103 Datasheet(PDF) 3 Page - PREMA Semiconductor.

Part # PR4103
Description  High Power LED Buck Converter
PDF  8 Pages
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Manufacturer  PREMA [PREMA Semiconductor.]
Direct Link  https://www.prema.com/
Logo PREMA - PREMA Semiconductor.

PR4103 Datasheet(HTML) 3 Page - PREMA Semiconductor.

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LED Driver PR4103
Characteristics
ELECTRICAL CHARACTERISTICS
Vcc = 12 VDC, Ta = 25°C, L = 470 µH (unless otherwise noted)
Symbol
Parameter
Min
Typ
Max
Units
Vcc
Supply voltage
21
[V]
VDI
Undervoltage detection
Start-up
Shut-off
8.0
8.4
9.0
[V]
[V]
IsuppON
Supply current
3.0
[mA]
VNDRV
Gate output voltage HIGH
5.0
5.8
[V]
IOUTsource
Output source current at NDRV
50
[mA]
IOUTsink
Output sink current at NDRV
20
[mA]
fOP
Operating frequency
130
[kHz]
VSENSE
Threshold voltage at RSENSE
200
[mV]
BLOCK DIAGRAM
© PREMA Semiconductor GmbH 2006-2014 I rev. 1014
Page 3/8



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