Hadish ZL-43BF5152, Руководство по обслуживанию

Страница: 18 / 31

9.1.2 DIMMING CHARACTERISTICS
Dimming type Digital dimming
Parameter Min Typical Max Unit Remark
PWM_REF
Input
Duty 20 80 100 %
100%Maximum Duty
Maximum Brightness
Frequency 22 25 28 KHz
9.2 LED DRIVER POWER OUTPUT CONNECTOR
◆
CNW2
、
CNW3 (2 pin 2.0): INVERTER
NO. DEFINITION
1 LED-
2 LED+
◆
CNW4
、
CNW5(3 pin 2.0): INVERTER
NO. DEFINITION
1,2 LED-
3 LED+
◆
OUTPUT PROTECTION SPECIFICATION
Signal Name
LED Short Protection LED Open Protection
Specification Specification
LED output
Auto restart Shut down or auto restart
9.3 SHORT CIRCUIT PROTECTION
When any output is short circuited to ground, the power supply is automatically protected, and the continuous
short circuit is not damaged. The output impedance is less than 0.1 ohms, which is defined as a short-circuit
circuit.