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Bel Fuse

SRDB-20ExxH Datasheet Preview

SRDB-20ExxH Datasheet

NON-ISOLATED DC/DC CONVERTER

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NON-ISOLATED DC/DC CONVERTERS
5.4 V - 13.2 V Input / 1.0 V - 5.0 V Output / 20 A
SRDB-20ExxH Series
RoHS Compliant
Non-Isolated
OCP/SCP/OVP
Low Profile Package
Remote On/Off (Active High)
Wide Input
Remote Sense
Under-Voltage Lockout
(UVLO)
www.DataSheet4U.com
Description
The Bel SRDB-20ExxH is part of the non-isolated dc/dc converter Power Module series. The modules use a DIP
package for ease of layout and space savings. The output is closely regulated and the efficiency of 5 V output
module is typically 94% at full load.
Part Selection
Output
Voltage
5.0 V
Input
Voltage
8.0 V - 13.2 V
3.3 V
5.8 V - 13.2 V
2.5 V
5.4 V - 13.2 V
1.8 V
5.4 V - 13.2 V
1.5 V
5.4 V - 13.2 V
1.2 V
5.4 V - 13.2 V
1.0 V
5.4 V - 13.2 V
Max. Output
Current
20 A
20 A
20 A
20 A
20 A
20 A
20 A
Max. Output
Power
100 W
66 W
50 W
36 W
30 W
24 W
20 W
Typical
Efficiency
94%
92%
91%
88%
87%
85%
84%
Model Number
SRDB-20E50H
SRDB-20E33H
SRDB-20E25H
SRDB-20E18H
SRDB-20E15H
SRDB-20E12H
SRDB-20E10H
Note: Add “R” suffix at the end of the model number to indicate “Reel Packaging”, and “G” for “Tray Packaging”.
Absolute Maximum Ratings
Parameter
Input Voltage (continuous)
Min
-0.3 V
Output Enable Terminal Voltage
-0.3 V
Ambient Temperature
-40 °C
Storage Temperature
-40 °C
Typ
-
-
-
-
Max
16 V
16 V
85 °C
125 °C
Notes
Input Specifications
Parameter
Input Voltage
Vo=5.0 V
Vo=3.3 V
Vo=1.0-2.5 V
Input Current (full load)
VO=5.0 V
VO=3.3 V
VO=2.5 V
VO=1.8 V
VO=1.5 V
VO=1.2 V
VO=1.0 V
Min
8V
5.8 V
5.4 V
-
-
-
-
-
-
-
Typ
-
-
-
-
-
-
-
-
-
-
Max
13.2 V
13.2 V
13.2 V
15.1 A
14.1 A
13.3 A
10.4 A
8.4 A
6.9 A
5.9 A
Notes
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com




Bel Fuse

SRDB-20ExxH Datasheet Preview

SRDB-20ExxH Datasheet

NON-ISOLATED DC/DC CONVERTER

No Preview Available !

NON-ISOLATED DC/DC CONVERTERS
5.4 V - 13.2 V Input / 1.0 V - 5.0 V Output / 20 A
Input Specifications (continued)
Parameter
Input Current (no load)
www.DataSheet4U.com
VO=5.0 V
VO=3.3 V
VO=2.5 V
VO=1.8 V
VO=1.5 V
VO=1.2 V
VO=1.0 V
Input Reflected Ripple Current (pk-pk)
Min
-
-
-
-
-
-
-
-
Input Reflected Ripple Current (rms)
I2t Inrush Current Transient
Turn-on Voltage Threshold
Turn-off Voltage Threshold
-
-
4.35 V
3.65 V
Typ
200 mA
150 mA
135 mA
120 mA
100 mA
85 mA
80 mA
130 mA
40 mA
0.1 A2s
4.48 V
3.98 V
Max
-
-
-
-
-
-
-
200 mA
70 mA
0.2 A2s
4.60 V
4.30 V
Notes
With simulated impedance of
500 nH, 5 Hz to 20 MHz; use two
270 uF/16 V capacitors with
ESR=0.018ohm max, at 100 kHz
Note: All specifications are typical at Vin=8 V, full load at 25 °C unless otherwise stated.
Output Specifications
Parameter
Output Voltage Set Point
VO=5.0 V
VO=3.3 V
VO=2.5 V
VO=1.8 V
VO=1.5 V
VO=1.2 V
VO=1.0 V
Line Regulation
VO=5.0 V
VO=3.3 V
VO=2.5 V
VO=1.8 V
VO=1.5 V
VO=1.2 V
VO=1.0 V
Load Regulation
VO=5.0 V
VO=3.3 V
VO=2.5 V
VO=1.8 V
VO=1.5 V
VO=1.2 V
VO=1.0 V
Regulation Over Temperature
(-40 °C to +85 °C)
VO=5.0 V
VO=3.3 V
VO=2.5 V
VO=1.8 V
VO=1.5 V
VO=1.2 V
VO=1.0 V
Min
4.900 V
3.234 V
2.450 V
1.764 V
1.470 V
1.176 V
0.980 V
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ
5.0 V
3.3 V
2.5 V
1.8 V
1.5 V
1.2 V
1.0 V
±2 mV
±1 mV
±1 mV
±1 mV
±1 mV
±1 mV
±1 mV
±3 mV
±2 mV
±2 mV
±2 mV
±1 mV
±1 mV
±1 mV
±15 mV
±10 mV
±9 mV
±8 mV
±7 mV
±5 mV
±5 mV
Max
5.100 V
3.366 V
2.550 V
1.836 V
1.530 V
1.224 V
1.020 V
±4 mV
±3 mV
±3 mV
±3 mV
±3 mV
±3 mV
±3 mV
±7 mV
±4 mV
±4 mV
±4 mV
±3 mV
±3 mV
±3 mV
Notes
Test conditions:
Vin=8 V; Iout=half load
±30 mV
±20 mV
±18 mV
±16 mV
±14 mV
±10 mV
±10 mV
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com


Part Number SRDB-20ExxH
Description NON-ISOLATED DC/DC CONVERTER
Maker Bel Fuse
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