S7DB-12C Datasheet, PDF (10/13 Pages) Bel Fuse Inc. – NON-ISOLATED DC/DC CONVERTERS 3.3V Input / 1.2V - 2.5V Output / 12A

POWER PRODUCTS
BP02S7DB-12C
NON-ISOLATED DC/DC CONVERTERS
3.3V Input / 1.2V – 2.5V Output / 12A
Output Voltage Set-Point Adjustment
Trim Down Test Circuit
Vo
Trim
Gnd
Trim Up Test Circuit
Vo
Trim
Gnd
Output Voltage Set-Point Adjustment
S7DB-12C250 Trim Resistor Calculation
Rtrim down = ₍
7.544
Vo – Vo, adj
– 13.52) Kohm
Rtrim up =
(
3.544
Vo, adj – Vo
– 9.09) Kohm
Rtrimup = function
300
270
240
210
180
150
120
90
60
30
0
2
2.05 2.1 2.15 2.2 2.25 2.3 2.35 2.4 2.45 2.5
Adjusted output voltage Vo,adj (V)
300
270
240
210
180
150
120
90
60
30
0
2.5 2.53 2.56 2.59 2.62 2.65 2.68 2.71 2.74 2.77 2.8
Adjusted output voltage Vo,adj(V)
©2002 Bel Fuse Inc. Specifications subject to change without notice. 10.02
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
page 10