NON-ISOLATED DC/DC CONVERTERS
12V Input / 1.5V – 5.0V Output / 3A
POWER PRODUCTS
BP02x7AH-03A
300
Output Voltage Set-Point Adjustment
270
240
210
x7AH-03A180Trim Resistor Calculation
180
150
120
90
3.849
Vo – Vo, adj
60
Rtrim down =
– 19.23) Kohm
(
30
0
1.62 1.64 1.66 1.67 1.69 1.71 1.73 1.75 1.76 1.78 1.8
Adjusted output voltage Vo,adj (V)
300
270
240
210
180
150
120
90
3.064
Rtrim up =
– 15.4) Kohm
(
Vo, adj – Vo
60
30
0
1.8 1.82 1.84 1.85 1.87 1.89 1.91 1.93 1.94 1.96 1.98
Adjusted output voltage Vo,adj(V)
300
270
240
210
180
150
120
90
x7AH-03A150Trim Resistor Calculation
2.698
Rtrim down =
– 14.83) Kohm
(
Vo – Vo, adj
60
30
0
1.35 1.37 1.38 1.4 1.41 1.43 1.44 1.46 1.47 1.49 1.5
Adjusted output voltage Vo,adj (V)
300
270
240
210
180
150
120
90
3.064
Rtrim up =
– 11) Kohm
(
Vo, adj – Vo
60
30
0
1.5 1.51 1.53 1.54 1.56 1.58 1.59 1.61 1.62 1.64 1.65
Adjusted output voltage Vo,adj(V)
©2003 Bel Fuse Inc. Specifications subject to change without notice. 01.03
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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BEL [ BEL FUSE INC. ]
