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參數(shù)資料
| 型號： | 07SB-40U03BG |
| 廠商： | BEL FUSE INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT 33 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | SIXTEENTH BRICK PACKAGE-8 |
| 文件頁數(shù)： | 7/14頁 |
| 文件大?。?/td> | 368K |
| 代理商： | 07SB-40U03BG |
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302
Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com
2
ISOLATED DC/DC CONVERTERS
18 Vdc - 75 Vdc Input 3.3 Vdc /10 A Output, 1/16 Brick
Jun. 17, 2010
Bel Power Inc., a subsidiary of Bel Fuse Inc.
Absolute Maximum Ratings
Parameter
Min
Typ
Max
Unit
Notes
Continuous Input Voltage
-0.3
-
80
V
Input Transient Voltage
-
100
V
100 mS maximum
Remote On/Off
-0.3
-
18
V
I/O Isolation Voltage
-
1500
V
Ambient Temperature
-40
-
85
°C
Storage Temperature
-55
-
125
°C
Note: Ratings used beyond the maximum ratings may cause a reliability degradation of the converter or may
permanently damage the device.
Input Specifications
Parameter
Min
Typ
Max
Unit
Notes
Operating Input Voltage
18
48
75
V
Input Current (full load)
-
3.0
A
Input Current (no load)
-
60
120
mA
Remote Off Input Current
-
1
3
mA
Input Reflected Ripple Current
(rms)
-
3
7
mA
Input Reflected Ripple Current
(pk-pk)
-
20
50
mA
Tested with simulated source
impedance of 10 uH, 5 Hz to 20 MHz;
use a 100 uF/100 V electrolytic
capacitor with ESR = 1 ohm max. at
200 kHz at 25
°C.
I
2t Inrush Current Transient
-
0.02
A
2s
Turn-on Voltage Threshold
16.0
17.2
18.0
V
Turn-off Voltage Threshold
15.6
16.8
17.6
V
CAUTION: This converter is not internally fused. An input line fuse must be used in application.
Recommend a fast-acting fuse with maximum rating of 3A on system board. Refer to the fuse
manufacture’s datasheet for further information.
Note: All specifications are typical at 25
°C unless otherwise stated.
Output Specifications
Parameter
Min
Typ
Max
Unit
Notes
Output Voltage Set Point
3.25
3.3
3.35
V
Vin=48V, Io=50% load
Load Regulation
-
±4
±9
mV
Line Regulation
-
±3
±8
mV
Regulation Over Temperature
(-40deg.C-85deg.C)
-
±9
±16
mV
Ripple and Noise (pk-pk)
-
55
90
mV
Ripple and Noise (rms)
-
12
25
mV
0-20 MHz BW, with a 1F ceramic
capacitor and a 330uF Tantalum
cap at output.
Ripple and Noise (pk-pk)
under worst case
-
120
mV
over all operating input voltage,
load and temperature conditions.
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