SRAH-03A150R Bel Fuse Inc, SRAH-03A150R Datasheet - Page 13
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SRAH-03A150R
Manufacturer Part Number
SRAH-03A150R
Description
CONV DC/DC 3A 12V 1.5VOUT SMD
Manufacturer
Bel Fuse Inc
Series
SRAH-03Ar
Type
Point of Load (POL) Non-Isolated with Remote On/Off and UVLOr
Datasheet
1.SRAH-03A5000.pdf
(15 pages)
Specifications of SRAH-03A150R
Output
1.5V
Number Of Outputs
1
Power (watts)
5W
Mounting Type
Surface Mount
Voltage - Input
12V
Package / Case
7-DIP SMD Module
1st Output
1.5 VDC @ 3A
Size / Dimension
0.78" L x 0.70" W x 0.32" H (19.8mm x 17.8mm x 8.1mm)
Power (watts) - Rated
4.5W
Operating Temperature
-40°C ~ 85°C
Efficiency
84%
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
3rd Output
-
2nd Output
-
Output Voltage Set-Point Adjustment
xRAH-03A180 Trim Resistor Calculation
Rtrim down =
Rtrim up =
NON-ISOLATED DC/DC CONVERTERS
12V Input / 1.5V – 5.0V Output / 3A
300
270
240
210
180
150
120
300
270
240
210
180
150
120
90
60
30
90
60
30
0
0
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
1.35
1.5
(
1.37
1.51
Vo, adj – Vo
(
1.38
1.53
Vo – Vo, adj
3.064
Adjusted output voltage Vo,adj (V)
Adjusted output voltage Vo,adj(V)
1.54
3.849
1.4
1.41
1.56
1.43
1.58
– 15.4
1.44
1.59
– 19.23
1.46
1.61
)
Kohm
1.47
1.62
)
Kohm
1.49
1.64
1.5
1.65
Rtrim down =
Rtrim up =
xRAH-03A150 Trim Resistor Calculation
300
270
240
210
180
150
120
300
270
240
210
180
150
120
90
60
30
90
60
30
0
0
1.62
1.8
©2005 Bel Fuse Inc.
1.64
1.82
(
Vo, adj – Vo
1.66
1.84
(
Vo – Vo, adj
3.064
Adjusted output voltage Vo,adj (V)
Adjusted output voltage Vo,adj(V)
1.67
1.85
2.698
1.69
1.87
Specifications subject to change without notice. 07.05
1.71
1.89
POWER PRODUCTS
– 11
1.73
1.91
– 14.83
)
1.75
1.93
Kohm
1.76
1.94
)
1.78
Kohm
1.96
BP05xRAH-03A
1.8
1.98
page 13