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參數(shù)資料
| 型號： | V048F015T100 |
| 廠商： | Vicor Corporation |
| 元件分類： | DC/DC變換器 |
| 英文描述： | VI Chip - PRM-AL Pre-Regulator Module |
| 中文描述： | 六芯片-大羅馬尼亞黨鋁預(yù)穩(wěn)壓模塊 |
| 文件頁數(shù)： | 2/16頁 |
| 文件大?。?/td> | 497K |
| 代理商： | V048F015T100 |
Vicor Corporation
Tel: 800-735-6200
vicorpower.com
VI Chip Voltage Transformation Module
V048K015T090
Rev. 1.0 Page 2 of 16
Output ripple voltage
No external bypass
62
110
200 μF bypass capacitor
2
Effective switching frequency
2.4
2.5
2.6
Line regulation
K
0.0309
1/32
0.0316
Load regulation
R
OUT
1.0
1.2
Transient response
Voltage overshoot
20
Response time
200
Recovery time
1
Specifications
Parameter
Input voltage range
Input dV/dt
Input overvoltage turn-on
Input overvoltage turn-off
Input current
Input reflected ripple current
No load power dissipation
Internal input capacitance
Internal input inductance
Min
26
Typ
48
Max
55
1
Unit
Vdc
V/μs
Vdc
Vdc
Adc
mA p-p
W
μF
nH
Note
Operable down to zero V with external bias voltage
57.6
59.0
3.2
135
2.50
4
20
Using test circuit in Fig.17; See Fig.1
3.5
INPUT
(Conditions are at 48 Vin, full load, and 25°C ambient unless otherwise specified)
Parameter
Rated DC current
Min
0
Typ
Max
90
Unit
Adc
Note
Peak repetitive current
135
A
Max pulse width 1ms, max duty cycle 10%,
baseline power 50%
DC current limit
Current share accuracy
Efficiency
Half load
Full load
Internal output inductance
Internal output capacitance
Load capacitance
Output overvoltage setpoint
92
108
5
126
10
Adc
%
See Parallel Operation on page 10
92.5
91.0
93.4
91.5
1.6
306
%
%
nH
μF
μF
Vdc
See Fig.3, 1.5 Vout
See Fig.3, 1.5 Vout
Effective value
100,000
1.80
mV
mV
MHz
See Figs.2 and 5
See Fig.6
Fixed, 1.25 MHz per phase
V
OUT
= KV
IN
at no load
m
See Fig.20
mV
ns
μs
90 A load step with 100 μF C
IN;
See Figs.7 and 8
See Figs.7 and 8
See Figs.7 and 8
OUTPUT
(Conditions are at 48 Vin, full load, and 25°C ambient unless otherwise specified)
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