NON-ISOLATED DC/DC CONVERTERS
8.3 Vdc - 14 Vdc Input
General Specifications
0.75 Vdc - 5.0 Vdc/3 A Output
Parameter
Min
Typ
Max
Notes
Efficiency
Vo=5.0 V
Vo=3.3 V
Vo=0.75 V
Switching Frequency
Over Temperature Shutdown
MTBF
90%
88%
76%
-
-
93%
91%
80%
300 kHz
135 ° C
6,740,000 hours
-
-
-
-
-
Measured at Vin=12 V, full load (Current
Source)
Calculated Per Bell Core SR-332 (I O =
80% load; T a = 25 ° C)
Dimensions (Surface Mount)
Inches (L × W × H)
Millimeters (L × W × H)
0.8 x 0.45 x 0.251
20.32 x 11.42 x 6.38
Weight
-
3g
-
Note : All specifications are typical at 25 ° C unless otherwise stated.
Control Specifications
Parameter
Min
Typ
Max
Notes
Remote On/Off
Signal Low (Unit Off)
Signal High (Unit On)
Signal Low (Unit On)
Signal High (Unit Off)
Output Voltage Trim Range (Wide Trim)
-0.3 V
2.5 V
-0.3 V
2.5 V
0.7525 V
-
-
-
-
-
0.4 V
14 V
0.4 V
14 V
5.0 V
SRBA-03A1A0; Remote On/Off pin
open, Unit on.
SRBA-03A1AL; Remote On/Off pin
open, Unit on.
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 ? Tel 201-432-0463 ? Fax 201-432-9542 ? www.belfuse.com
相关PDF资料
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