Acer TravelMate 800 Series Service Manual page 36

SG_TM800.book Page 28 Thursday, February 27, 2003 10:21 PM
AC Adapter
Item
Vendor & model name
Input Requirements
Maximum input current (A,
@90Vac, full load)
Nominal frequency (Hz)
Frequency variation range (Hz)
Nominal voltages (Vrms)
Inrush current
Efficiency
Output Ratings
DC output voltage
Noise + Ripple
Output current
Input rated voltage
Input currentt
Dynamic Output Characteristics
Turn-on delay time
Hold up time
Over Voltage Protection (OVP)
Short circuit protection
Electrostatic discharge (ESD)
Dielectric Withstand Voltage
Primary to secondary
Leakage current
Regulatory Requirements
Power Management
Power Saving Mode
Standby Mode
Waiting time specified by the System Standby value
or the operating system elapses without any system
activity.
Or
When the computer is about to enter Hibernation
mode (e.g. during a battery-low condition), but the
Hibernation file is invalid or not present.
28
Delta 75W ADP-75FB A(WPFC) 3P
Lite-on 75W PA 1750-02CA(WPFC) 3P
<1.5A @ 90Vac
<1.125A @ 180Vac
47 - 63
47 - 63
100 - 240
The maximum inrush current will be less than 75A and 188A when the adapter is
connected to 100Vac(60Hz) and 240Vac(50Hz) respectively.
It should provide an efficiency of 83% minimum, when measured at maximum
load under 115V(60Hz)
+18.8V~20.0V including the effects of line voltage variation, load current, ripple
and noise
400mvp-p(20MHz bandwidth) for resistor load
0~3.95A
100/240V
1.5A @90Vac for Delta / 1.125A @90Vac for Lite-on
3 sec.
5 ms min. (115Vac, input full load)
29 V
Output can be shorted without damage
+/- 15kV (at air discharge)
+/- 8kV (at contact discharge)
3000Vac (4242Vdc) 10mA for 1 second
100uA max (240Vac, 60Hz)
Internal filter meets:
1. FCC class B requirements
2. VDE 243/1991 class B requirements
3. CISPR 22 class B requirements
4. VCCI class II requirements
The Sleep indicator lights up
Specification
Phenomenon
Chapter 1