v7ah-02a330 Bel Fuse Inc., v7ah-02a330 Datasheet - Page 17

• Manufacturer Part Number: v7ah-02a330
• Description: Module Dc-dc 1-out 3.3v 2a 6.6w 5-pin
• Manufacturer: Bel Fuse Inc.

Output Voltage Set-Point Adjustment
x7AH-02A090 Trim Resistor Calculation
where,
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=0.903V
Vo,adj is the adjusted output voltage.
Rtrim-up is the resistance required between TRIM and GND.
NON-ISOLATED DC/DC CONVERTERS
12V Input / 0.9V – 5.0V Output / 2A
Rtrim
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
_
up
Trim Up Test Circuit
=
Vo
,
. 3
adj
712
−
Vo
Kohm
Trim
Gnd
Vo
Rtrimup Vadj_up
(
1000
)
0
1000
900
800
700
600
500
400
300
200
100
©2004 Bel Fuse Inc.
0
0.9 0.909 0.918 0.927 0.936 0.945 0.954 0.963 0.972 0.981 0.99
0.9
Adjusted output voltage Vo,adj(V)
Specifications subject to change without notice. 03.04
POWER PRODUCTS
Vadj_up
BP04x7AH-02A
page 17
0.99