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NON-ISOLATED DC/DC CONVERTERS
2.4 Vdc - 5.5 Vdc Input
0.75 Vdc - 3.63 Vdc/16 A Output
Output Specifications (continued)
Parameter
Min
Typ
Max
Notes
Transient Response
50% ~ 100% Max Load
Settling Time
100% ~ 50% Max Load
Settling Time
50% ~ 100% Max Load
Settling Time
100% ~ 50% Max Load
Settling Time
All
All
-
-
-
-
-
-
-
-
300 mV
50 uS
300 mV
50 uS
150 mV
100 uS
150 mV
100 uS
-
-
-
-
-
-
-
-
di/dt=2.5 A/uS; Vin=5 V; and
with 10 uF/16 V tantalum
capacitor & 1 uF/10 V ceramic
capacitor at the output
di/dt=2.5 A/us, Vin=5 V; and
with two 150 uF/10 V tantalum
capacitors & 1 uF/10 V ceramic
capacitor at the output
Note: All specifications are typical at nominal input (Vin=5 V), full load at 25 ° C unless otherwise stated.
General Specifications
Parameter
Min
Typ
Max
Notes
Efficiency
Vo=3.3 V
Vo=2.5 V
92%
90%
94%
92%
-
-
Vo=1.8 V
Vo=1.5 V
Vo=1.2 V
Vo=0.75 V
Switching Frequency
Over Temperature Shutdown
Output Trim Range (Wide Trim)
Remote Sense Compensation
MTBF
88%
85%
82%
76%
250 kHz
-
0.7525 V
-
90%
88%
85%
79%
300 kHz
125 ° C
-
-
5,438,000 hours
-
-
-
-
350 kHz
-
3.63 V
5%
Measured at Vin=5 V, full load
Calculated Per Bell Core SR-332 (I O =
Nominal; T a = 25 ° C)
Dimensions
Inches (L × W × H)
Millimeters (L × W × H)
1.30 x 0.53 x 0.315
33.02 x 13.46 x 8.00
Weight
-
6.6 g
-
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)
Sequencing Voltage
Sequencing Slew Rate Capability
Sequencing Delay Time
-0.3 V
1.5 V
-0.3 V
1.5 V
0.05V
-
10 mS
-
-
-
-
-
-
-
0.3 V
5.8 V
0.3 V
5.8 V
Vin
2 V/mS
-
SRBC-16F2A0; Remote On/Off pin open, Unit
on.
SRBC-16F2AL; Remote On/Off pin open, Unit
on.
Sequencing Voltage should be higher than
output voltage.
Delay from Vinmin to application of voltage on
SEQ pin
Tracking Accuracy
Power-Up
Power-Down
-
-
100 mV
200 mV
200 mV
400 mV
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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