PRM48BY480X500A00 Datasheet, PDF (25/44 Pages) Vicor Corporation – High Efficiency Converter

PRM48By480x500A00
Typical Performance Characteristics (cont.)
The following figures present typical performance at T_C = 25ºC, unless otherwise noted. See associated figures for general trend data.
Effective Internal Input and Output Capacitance
vs. Applied Voltage
14
12
INPUT AND OUTPUT
CAPACITANCE
10
8
6
4
2
0 5 10 15 20 25 30 35 40 45 50 55
Applied Voltage (V)
Input and Output Capacitance (µF)
Figure 13 — Effective Internal Input and Output Capacitance vs. Voltage –
Ceramic Type

 































 
 
 
 

_



 
Figure 16 — Output Power vs. SHARE / CONTROL NODE Voltage;
V_IN = 48.0 V, V_OUT = 48.0 V, T_CASE = 25°C
Power Train Switching Frequency and
Periodic Input Charge vs. Input Voltage - Full Load
1050
32
1000
950
Switching
Frequency
28
(kHz)
24
900
20
850
16
800
750
Input Charge
12
(µC)
8
700
4
650
0
38 40 42 44 46 48 50 52 54 56
Input Voltage (V)
V_OUT: 20 V
V_OUT: 48 V
V_OUT: 55 V
Figure 14 — Typical Power Train Switching Frequency and Periodic Input
Charge vs. V_IN, V_OUT; I_OUT = 10.42 A
  






















  
 
Figure 17 — Typical SHARE / CONTROL NODE Voltage vs. T_CASE and I_OUT;
V_IN = 48.0 V, V_OUT = 48.0 V
Power Train Switching Frequency and
Periodic Output Charge vs. Input Voltage - Full Load
1050
22
1000
950
Switching
Frequency
20
(kHz)
18
900
16
850
14
800
750
12
Output Charge
(µC)
10
700
8
650
6
38 40 42 44 46 48 50 52 54 56
Input Voltage (V)
V_OUT: 20 V
V_OUT: 48 V
V_OUT: 55 V
Figure 15 — Typical Power Train Switching Frequency and Periodic Output
Charge vs. V_IN, V_OUT; I_OUT = 10.42 A
PRM^TM Regulator
Page 25 of 44
Rev 1.4
11/2015
vicorpower.com
800 927.9474