Technical information

Chapter 1 23
Efficiency It should provide an efficiency of
83% minimum, when measured at
maximum load under 115V(60Hz).
It should provide an efficiency of 83
minimum, when measured at maximum
load under 115V(60Hz).
Output Ratings (CV mode
DC output voltage 19 +1.5/-0 V 19 +1.5/-0 V
Noise + Ripple 300m Vp-p max (20MHz
bandwidth)
300m Vp-p max (20MHz bandwidth
Load 0 A (min.) 3.16 A (max.) 0 A (min.) 3.16 A (max.)
Output Ratings (CC mode)
DC output voltage +12V ~ +19V +12V ~ +19V
Constant output 2.75 ± 0.2 A 2.75 ± 0.2 A
Dynamic Output Characteristics
Turn-on delay time 2 sec. (@115Vac) 2 sec. (@115Vac)
Hold up time 4 ms min. (@115 Vac input, full
load)
4 ms min. (@115 Vac input, full load
Over Voltage Protection (OVP) 24 V 24 V
Short circuit protection Output can be shorted without
damage
Output can be shorted without damage
Electrostatic discharge (ESD) 15kV (at air discharge
8kV (at contact discharge)
15kV (at air discharge)
8kV (at contact discharge)
Dielectric Withstand Voltage
Primary to secondary 1500 Vac (or 2121 Vdc), 10 mA for
1 second
1500 Vac (or 2121 Vdc), 10 mA for 1
second
Leakage current 0.25 mA max. (@ 254 Vac, 60Hz 0.25 mA max. (@ 254 Vac, 60Hz)
Regulatory Requirements Internal filter meets:
1. FCC class B requirements.
(USA)
2. VDE 243/1991 class B
requirements. (German
3. CISPR 22 Class B
requirements. (Scandinavia)
4. VCCI class II requirements.
(Japan)
Internal filter meets:
1. FCC class B requirements. (USA)
2. VDE 243/1991 class B requirements.
(German
3. CISPR 22 Class B requirements.
(Scandinavia)
4. VCCI class II requirements. (Japan
AC Adapter
Item Specification