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參數(shù)資料
| 型號： | VT048A080T030TP |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT DC-DC REG PWR SUPPLY MODULE |
| 封裝： | ROHS COMPLIANT PACKAGE-15 |
| 文件頁數(shù)： | 5/11頁 |
| 文件大?。?/td> | 498K |
| 代理商： | VT048A080T030TP |
Voltage Transformation Module
VT048A080T030FP
vicorpower.com
Rev. 1.0
Page 3 of 11
SPECIFICATIONS (CONT.)
WAVEFORMS
Figure 1 — Input reflected ripple current at full load and 48 Vf.
Ripple vs. Output Current
10
30
50
70
90
110
130
150
0
3
6
9
12
15
18
21
24
27
30
Output Current (A)
Output
Ripple
(mVpk-pk)
Figure 2 — Output voltage ripple vs. output current at 48 Vf with no POL
bypass capacitance.
Parameter
Min
Typ
Max
Unit
Note
Output voltage
4.34
9.16
Vdc
No load
4.04
8.89
Vdc
Full load
Rated DC current
0
30
Adc
26 - 55 VIN
Peak repetitive current
45.0
A
Max pulse width 1ms, max duty cycle 10%,
baseline power 50%
Short circuit protection set point
42
Adc
Module will shut down
Current share accuracy
5
10
%
See Parallel Operation on Page 7
Efficiency
Half load
95.2
96.0
%
See Figure 3
Full load
95.0
95.8
%
See Figure 3
Internal output inductance
1.6
nH
Internal output capacitance
48
F
Effective value
Output overvoltage setpoint
9.3
Vdc
Module will shut down
Output ripple voltage
No external bypass
132
220
mVp-p
See Figures 2 and 5
30 F bypass capacitor
17
mVp-p
See Figure 6
Effective switching frequency
3.10
3.20
3.30
MHz
Fixed, 1.6 MHz per phase
Line regulation
K
0.1650
1/6
0.1683
VOUT = KVIN at no load
Load regulation
ROUT
7.5
10.0
mΩ
See Figure 13
Transient response
Voltage overshoot
200
mV
30 A load step with 100 F CIN; See Figures 7 and 8
Response time
200
ns
See Figures 7 and 8
Recovery time
1
s
See Figures 7 and 8
Output Specifications (Conditions are at 48 Vin, full load, and 25°C ambient unless otherwise specified)
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