NCV78723 driver equivalent, high efficiency buck dual led driver.
for automotive front lighting with a minimum of external components
– the chip doesn’t need any external sense resistor for the buck current regulation. T.
like high beam, low beam, DRL (daytime running light), turn indicator, fog light, static cornering, etc. The NCV78723 is.
24 23 22 21 20 19
LEDCTRL1 GND/NC VINBCK1 GND/NC LBCKSW1 VLED1
1 TEST 2 TEST1 3 VBOOSTM3V 4 VBOOST 5 TEST2 6 GND
NCV78723
VDD 18 SDI 17 SCLK 16 CSB 15 SDO 14 RSTB 13
VLED2 LBCKSW2 GND/NC VINBCK2 GND/NC LEDCTRL2
7
8
9 10 11 12
Figure 4. Pin C.
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