參數(shù)資料
型號: DSR2024-7R
廠商: POWER-ONE INC
元件分類: 電源模塊
英文描述: 1-OUTPUT 20 W DC-DC REG PWR SUPPLY MODULE
文件頁數(shù): 6/11頁
文件大小: 394K
代理商: DSR2024-7R
SR Series
DC-DC Converters <40 Watt
Industrial Environment
Edition 4/6.99
4/11
MELCHER
The Power Partners.
Electrical Input Data
General Conditions
TA = 25
°C, unless T
C is specified
– With option i, pin i is connected with –
Uo
– With option P,
Uo = Uo nom at Io nom
Table 2: Input data
Input
BSR
CSR
DSR
Characteristics
Conditions
min
typ
max
min
typ
max
min
typ
max
Unit
Ui
Input
Standard
Io = 0...Io nom
19
(30)
45
38
(60)
90
76
(120)
180
V DC
(
Ui nom) voltage
Option R
TC min...TC max
16
(24)
38
32
(48)
76
n.a.
Iinr p
Peak inrush current
Ui nom
28
22
10
A
tinr r
Rise time
0.2
0.3
0.4
ms
tinr h
Time to half-value
1
0.7
1
ui RFI
RFI level at input
EN 55022
B
0.01...30 MHz
50
/50 H
Ui = Ui nom
Si
Primary fuse rating
slow blow
3.15
2
1.6
A
ui tr
Input transient
1.2/5
s
0.8
1.5
2.5
kV
suppression
VDE 0433
Ii inh
Residual input current
5 min. after
1...6
1...4
mA
with converter inhibited start
Ii uv
Input current
after 5 min.
1
undervoltage lock-out
Ui < 0.7 Ui min
1.75
1.50
1.25
0
15
20
35
40
25
30
45
BSR 20
0.75
1.00
0.50
0.25
Ii [A]
Ui [V]
Io = Io nom
Io = 1/2 o nom
Io = 0
Ui min = 19 V DC
03052
600
400
200
0
30
40
70
80
50
60
90
CSR 20
1000
800
Ui [V]
Ii [mA]
Ui min = 38 V DC
Io = Io nom
Io = 1/2 Io nom
Io = 0
03053
Fig. 2
Input current Ii versus input voltage Ui
Fig. 3
Input current Ii versus input voltage Ui
500
400
300
0
60
80
140
160
200
100
120
180
DSR 20
100
Ii [mA]
Ui [V]
Io = Io nom
Io = 1/2 Io nom
Io = 0
Ui min = 76 V DC
03054
1.0
0.8
0.6
0.4
0
0.2
0.8
1.0
0.4
0.6
1.2
1.4
0.2
Ii [A]
Io/Io nom
I o
nom
I o
L
Ui = 30 V DC (BSR)
Ui = 60 V DC (CSR)
Ui = 120 V DC (DSR)
1
03055
Fig. 4
Input current Ii versus input voltage Ui
Fig. 5
Input current Ii versus input voltage Ui
1 Switch-off point of internal pre-load
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