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Acer Acer –LCD-S243HL
3. Electrical and Optical Characteristics and Performance
3.1
Main Power Supply
3.1.1 Adapter characteristics
Items Condition Spec Note
AC Input Voltage range Universal input full range 90~264Vac
AC Input Voltage rating Universal input full range 100~240Vac
AC input frequency range 90~264Vac 47~63Hz
AC input frequency rating 100~240Vac 50~60Hz
100Vac 1.2A
AC Input Current
240Vac 0.6A
100Vac,cold star,25°C 35A (max)
Inrush Current
240Vac,cold star,25°C 70A(max)
See Note1
DC output voltage
+19V output 18.05V~ 19.95V
DC output loading capability 2.1A (max)
Output Ripple and Noise
With dummy load 350mV
Rise Time <40mS
With system >10mS
Hold-up time
With dummy load >6mS
Overshoot <10%
Turn on delay time 2S
Efficiency
80%
Power management See Table-1
Note1. Before each test, the buck capacitor needs to be discharged.
Before each test, it must be 10 minutes at least after the latest test.
Hot star not component be damaged.
3.1.2 Protection characteristics
Protection Condition Spec
OVP nominal AC input
Output voltage<26V
Latch off.
OCP Auto-recovery <4A
SCP Auto recovery No damage.
3.1.3 DC to DC characteristics
Items Condition Spec Note
DC input voltage
+19V input 18~20V
+5V output <100mv
Ripple and Noise
Audio 5V output <100mv
With dummy
load