Acer AL1515, Service Manual

Page: 25 / 61

- 25 -
Electrical Specification:
AC-DC Electrical specification
Input Specification
No Item Condition Min. Typ. Max. Unit
1 Input Voltage ----- 100 --- 240 Vac
2 Input Frequency ----- 47 --- 63 Hz
3 Input Current 100Vac@ Type load 1.5A --- --- 1.0 Arms
Cold Start @Vin=100Vrms --- 30 A
0-P
4 Inrush Current
Cold Start @Vin=220Vrms
---
--- 50 A
0-P
5 Hold Up Time
@full load & 100Vac input and
Type load
10 --- --- ms
6 Turn on time Vin =110Vac --- 1.0 --- S
7 Efficiency +12V/1.05A, +5Vcc/1.5A 70 --- --- %
8
Input Power
Consumption
Vin=220Vac --- --- 1.2 W
*Cold start up of Inrush Current: Power board off (keep over 1 hour) and Ta=25 degree C
AC-DC Output Specification
Tolerance Output Current
Output Voltage --- MIN MAX
Voltage Tolerance
+5Vdc +5 /-3 % 0.05A 1.5A 4.85~5.25V dc
+12Vdc +25/-5 % 0A 1.5A 11.4~15Vdc
Ripple --- 1%
+5Vdc:50mVp-p
+12Vinv:120mVp-p
Noise
1. Measured at DC
output terminals which
are paralleled with a
10uf Ecap &0.1uf
Ceramic cap.
2.Band width is limited
within 20MHz.
--- 3%
+5Vdc:150mVp-p
+12Vinv:360mVp-p
Dynamic Load Regulation
50~100% or 100~50%
load change of any DC
output @50% duty of
1MHz (min.)
---
±
5%
---
Over / Under Shoot @ Power line on/off ---
±
5%
*+5Vdc load regulation test: the +12Vinv loading at 1.0A
*+12Vinv load regulation test: the +5Vdc loading at 1.0A