SRAH-02A1AF0 Bel Fuse Inc, SRAH-02A1AF0 Datasheet - Page 21

• Manufacturer Part Number: SRAH-02A1AF0
• Description: CONV DC/DC 12VIN .9-3.63VOUT SMD
• Manufacturer: Bel Fuse Inc
• Series: SRAH-02Ar
• Type: Point of Load (POL) Non-Isolated with Remote On/Off and UVLOr

Specifications of SRAH-02A1AF0

• Output: 0.9 ~ 3.63V
• Number Of Outputs: 1
• Power (watts): 7W
• Mounting Type: Surface Mount
• Voltage - Input: 12V
• Package / Case: 7-DIP SMD Module
• 1st Output: 0.9 ~ 3.63 VDC @ 2A
• Size / Dimension: 0.78" L x 0.70" W x 0.32" H (19.8mm x 17.8mm x 8.1mm)
• Power (watts) - Rated: 7.3W
• Operating Temperature: -40°C ~ 85°C
• Efficiency: 70%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -
• Other names: SRAH-02A1AF

Output Voltage Set-Point Adjustment
xRAH-02A250 Trim Resistor Calculation
where,
where,
Rtrim
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=2.503V
Vo,adj is the adjusted output voltage.
Rtrim-down is the resistance required between TRIM and Vo.
Rtrim
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=2.503V
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
_
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
down
_
up
=
=
Vo
Vo
. 7
−
9117
,
Vo
. 3
adj
712
,
adj
−
−
Vo
. 4
64
Kohm
Kohm
500
450
400
350
300
250
200
150
100
500
450
400
350
300
250
200
150
100
50
50
0
0
2.25 2.27
2.5
©2005 Bel Fuse Inc.
2.52
2.55
2.3
Adjusted output voltage Vo,adj (V)
Adjusted output voltage Vo,adj(V)
2.33 2.35
2.58
Specifications subject to change without notice. 03.05
2.6
POWER PRODUCTS
2.38
2.63
2.4
2.65
2.42
2.67
BP05xRAH-02A
2.45
2.7
2.48
2.73
page 21
2.5
2.75