SRAH-03A150R Bel Fuse Inc, SRAH-03A150R Datasheet - Page 12
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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-03A330 Trim Resistor Calculation
Rtrim down =
Rtrim up =
page 12
BP05xRAH-03A
©2005 Bel Fuse Inc.
POWER PRODUCTS
300
270
240
210
180
150
120
300
270
240
210
180
150
120
90
60
30
90
60
30
0
0
2.25
2.5
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
2.27
2.52
(
Specifications subject to change without notice. 07.05
Vo, adj – Vo
(
2.55
2.3
Vo – Vo, adj
2.536
Adjusted output voltage Vo,adj (V)
Adjusted output voltage Vo,adj(V)
2.33
2.58
7.92
2.35
2.6
2.38
2.63
– 1.21
2.4
2.65
– 4.38
2.42
2.67
)
2.45
2.7
Kohm
)
2.48
Kohm
2.73
NON-ISOLATED DC/DC CONVERTERS
12V Input / 1.5V – 5.0V Output / 3A
2.5
2.75
Rtrim down =
Rtrim up =
xRAH-03A250 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
2.97
3.3
3.33
3
(
3.04
3.37
Vo, adj – Vo
(
Adjusted output voltage Vo,adj (V)
Adjusted output voltage Vo,adj(V)
Vo – Vo, adj
3.07
3.4
1.72
3.694
3.43
3.1
3.13
3.46
– 5.62
3.17
3.5
– 7.77
3.2
3.53
)
3.23
3.56
Kohm
)
Kohm
3.27
3.6
3.3
3.63