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SC5010 Datasheet(PDF) 11 Page - Semtech Corporation

Part # SC5010
Description  High Effi ciency 8-Channel LED Driver with I2C Interface and Phase-Shifted PWM Dimming
PDF  36 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC5010 Datasheet(HTML) 11 Page - Semtech Corporation

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SC5010
11
Typical Characteristics (continued)
Synchronization of the LED Dimming to An
External HSYNC Input
Time (10μs/div)
Time (400ns/div)
V
IO1
5V/div.
V
HSYNC
5V/div.
V
LX
20V/div.
V
IO2
5V/div.
V
IO1
5V/div.
V
HSYNC
5V/div.
LED String Current Accuracy vs. Temperature
HSYNC = 48kHz
Delay Between HSYNC Rising Edge and Turn-
on of LED String 1
-40
-20
0
20
40
60
80
100
19.50
Temperature (°C)
19.75
20.00
20.25
20.50
20.75
21.00
20mA/string (nominal)
VIN Start Up
Time (20ms/div)
V
LX
20V/div.
I
O_LED
(total)
100mA/div.
V
OUT
20V/div.
V
IN
5V/div.
Output = 8P10S, 25mA/string



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