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4.2.2
LED Driver Board
4.2.2.1
Specification:
Table 4.3: Specification
Symbol
Characteristics
Voltage
Input
Efficiency
Voltage
Current
Output
Current Accuracy
Protection
Operating Temperature
Environment
Storage Temperature
Dimmer range (Note. 1)
Dimmer VH
PWM Dim-
mer
Dimmer VL
Dimmer Frequency
ON/OFF
Von
off
Note1: When the input uses a PWM signal, the high-level digital output must be
greater than the total output level of only 5% out.
4.2.2.2
Input Connector Pin Definition
Table 4.4: Input Connector Pin Definition (CN1)
Pin No.
1
2
3
4
5
6
Condition
OVP, UVLO
Pin Definition
Vin(+12V)
Vin(+12V)
GND
GND
ON/OFF(ON:+3~5V, OFF=0~0.8V)
Dimming (PWM)
19
Min.
Typ.
Max.
11.2
12
13.2
90
17
18
19
380
400
420
5
-30
85
-40
105
5
100
5
0
0.5
40
3
5
0
0.8
IDK-2112 User Manual
Unit
V
%
V
mA
%
°C
°C
%
V
V
KHz
V
V
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