NON-ISOLATED DC/DC CONVERTERS
8.3 Vdc - 14 Vdc Input
General Specifications
0.75 Vdc - 5.0 Vdc/10 A Output
Parameter
Min
Typ
Max
Notes
Efficiency
Vo=5.0 V
Vo=3.3 V
-
-
95%
93%
-
-
Switching Frequency
Vo=2.5 V
Vo=1.8 V
Vo=1.5 V
Vo=1.2 V
Vo=0.75 V
-
-
-
-
-
265 kHz
92%
90%
89%
87.5%
81%
300 kHz
-
-
-
-
-
335 kHz
Measured at Vin=12 V, full load
Over Temperature Shutdown
1
-
130 ° C
-
Output Voltage Trim Range
Remote Sense Compensation
0.7525 V
-
-
-
5.0 V
0.5 V
MTBF
Dimensions
Inches (L × W × H)
Millimeters (L × W × H)
5,114,191 hours
2.0 x 0.5 x 0.32
50.8 x 12.7 x 8.13
Calculated Per Bell Core SR-332 (I O = 80%
load; Vo=3.3 V; Vin=12 V; T a = 25 ° C)
Weight
-
7.1 g
-
Notes : All specifications are typical at 25 ° C unless otherwise stated.
1. The Tref temperature measurement location:
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)
-0.2 V
-
-0.2 V
2.5 V
-
-
-
-
0.3 V
Vin, max
0.3 V
Vin, max
VRBC-10A2A0; Remote On/Off pin open, Unit
on.
VRBC-10A2AL; Remote On/Off pin open, Unit
on.
Voltage Sequencing
Sequencing Delay Time
Sequencing Slew Rate Capability
25 mS
-
-
-
-
2 V/mS
Delay from Vin, min to application of voltage
on SEQ pin
Tracking Accuracy
Power-Up
Power-Down
-
-
100 mV
200 mV
200 mV
400 mV
Vinmin to Vinmax; Iomin to Iomax; Vseq<Vo
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 ? Tel 201-432-0463 ? Fax 201-432-9542 ? www.belfuse.com
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