Chapter 1 23AC Adapter
Item Specification
Vendor & Model Name Delta ADP-60XBVD
Input Requirements
Maximum Input Current
(A, @90Vac, full load) 1A @ 90 Vac
Nominal Frequency (Hz) 47 - 63
Frequency Variation Rang e (Hz) 47 - 63
Nominal Voltages (Vrms) 90 - 270
Inrush Current The maximum inrush current will be less than 50A and 10 0A when the
adapter is connected to 115Vac(60Hz) and 230Vac(50Hz) respectively.
Efficiency It should provide an effi ciency of 83% minimum, when measured at
maximum load under 115V(60Hz).
Output Ratings (CV mode)
DC Output Voltage +19.0V - 20.5V
Noise + Ripple 300mvp-pmax (20MHz bandw idth)
Load 0A (min.) 2.4A (max.)
Output Ratings (CC mode)
DC Output Voltage 20V +/- 1.0V
Constant Output 3.6 +/- 0.3A
Dynamic Output Characteristics
Turn-on Delay Time 2 sec. (@115Vac)
Hold Up Time 8 ms min. (@115Vac input, full load)
Over Voltage Protection (OVP) 24 V
Short Circuit Protection Out put can be shorted without damage
Electrostatic Discharge (ESD) 15kV (at air discharge)
8kV (at contact discharge)
Dielectric Withstand Volta ge
Primary to Secondary 1500Vac (or 2121 Vdc) for 1 second
Leakage Current 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 requ irements (Scandinav ia)
4. VCCI class II requirements (Japan)
505-1.book Page 23 Thursday, November 4, 1999 4:36 PM