SRSB-50T03C BEL [Bel Fuse Inc.], SRSB-50T03C Datasheet - Page 2

• Manufacturer Part Number: SRSB-50T03C
• Description: ISOLATED DC/DC CONVERTERS
• Manufacturer: BEL [Bel Fuse Inc.]

Absolute Maximum Ratings
Note: Ratings used beyond the maximum ratings may cause a reliability degradation of the converter or may
Input Specifications
CAUTION: This converter is not internally fused. An input line fuse must be used in application.
Notes: 1. This converter has internal L-C (1.0uH-1.0uF) filter.
Output Specifications
Jul. 09, 2010
Continuous non-operating Input
Voltage
Input Transient Voltage
Remote On/Off
I/O Isolation Voltage
Ambient Temperature
Storage Temperature
Operating Input Voltage
Input Current (full load)
Input Current (no load)
Remote Off Input Current
Input Reflected Ripple Current
(rms)
Input Reflected Ripple Current
(pk-pk)
I
Turn-on Voltage Threshold
Turn-off Voltage Threshold
Output Voltage Set Point
Load Regulation
Line Regulation
Regulation Over Temperature
(-40deg.C-85deg.C)
Ripple and Noise (pk-pk)
Ripple and Noise (rms)
Output Ripple and Noise(Pk-Pk)
under worst case
2
t Inrush Current Transient
ISOLATED DC/DC CONVERTERS
36 Vdc - 75 Vdc Input,
permanently damage the device.
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] •
2. All specifications are typical at 25 °C unless otherwise stated.
Recommend a fast-acting fuse with maximum rating of 5A on system board. Refer to the fuse
manufacture’s datasheet for further information.
Parameter
Parameter
Parameter
3.3 Vdc/15 A Output
3.25
Min
-0.3
-0.3
Min
Min
-40
-55
36
30
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ
3.30
Typ
Typ
±4
±3
±9
48
70
20
32
31
55
12
-
-
-
-
-
-
3
1
-
-
-
Bel Power Inc., a subsidiary of Bel Fuse Inc.
1500
Max
100
125
±16
Max
0.02
Max
3.35
100
80
18
85
120
±9
±8
75
50
35
90
25
2
3
7
-
Unit
Unit
A
mA
mA
mA
mA
°C
°C
V
V
V
V
V
V
A
V
2
Unit
s
mV
mV
mV
mV
mV
mV
V
100mS maximum
With simulated source impedance of
10uH, 5Hz to 20MHz; use a
100uF/100V electrolytic capacitor with
ESR=1 ohm max, at 200 kHz.
V
0-20MHz BW, with a 1µF ceramic
capacitor and the minimum
external cap at output
over all operating input voltage,
load and ambient temperature
in
=48 V, Io=50%Load
www.belfuse.com
Notes
Notes
Notes
2