參數(shù)資料
型號: P045T048T32AL
元件分類: 電源模塊
英文描述: 1-OUTPUT 320 W DC-DC REG PWR SUPPLY MODULE
封裝: ROHS COMPLIANT PACKAGE-16
文件頁數(shù): 8/14頁
文件大小: 1064K
代理商: P045T048T32AL
vicorpower.com
800-735-6200
VI Chip Pre-Regulator Module
P045F048T32AL
Rev. 2.0
Page 3 of 14
Parameter
Min
Typ
Max
Unit
Note
Input voltage range
38
45
55
Vdc
Input dV/dt
1
V/s
Input undervoltage turn-on
35.7
37.3
Vdc
Input undervoltage turn-off
32.1
33.6
Vdc
Input overvoltage turn-on
55.5
56.6
Vdc
Input overvoltage turn-off
57.7
59.4
Vdc
Input quiescent current
0.5
1
mA
PC low
Input current
7.3
Adc
Input reflected ripple current
760
mA p-p
See Figures 4 & 5
No load power dissipation
3.0
6.0
W
Internal input capacitance
5
F
Ceramic
Recommended external input capacitance
100
F
See Figure 5 for input filter circuit.
Source impedance dependent
Input Specs (Conditions are at 45 Vin, 48 Vf, full load, and 25°C ambient unless otherwise specified)
Figure 3 — Vf turn-on waveform with inrush current – PC enabled
Figure 2 — Vf and PC response from power up
Figure 4 — Input reflected ripple current
Input Waveforms
+IN
–IN
+Out
–Out
+In
–In
VC
PC
TM
IL
VH
PR
NC
SG
SC
PRM-AL
OS
NC
CD
100
μF
Al-Electrolytic
Reflected
Ripple
Measurement
2.37 k
Ω
+ OUT
– OUT
10 A
Figure 5 — Input filter capacitor recommendation
Electrical Specifications
VI Chip Pre-Regulator Module
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