SRAH-02A1AFR Bel Fuse Inc, SRAH-02A1AFR Datasheet - Page 23

• Manufacturer Part Number: SRAH-02A1AFR
• Description: CONV DC/DC 2A 12V .9-3.63VOUT
• Manufacturer: Bel Fuse Inc
• Type: Point of Load (POL) Non-Isolated with Remote On/Off and UVLOr
• Series: SRAH-02Ar

Specifications of SRAH-02A1AFR

• Number Of Outputs: 1
• Output: 0.9 ~ 3.63V
• 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%
• Output Current: 2A
• Input Voltage: 12V
• Screening Level: Industrial
• Operating Temperature Min Deg. C: -40C
• Operating Temperature Max Deg. C: 85C
• Product Length (mm): 17.78mm
• Product Depth (mm): 16.51mm
• Mounting Style: Surface Mount
• Pin Count: 7
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant

Output Voltage Set-Point Adjustment
xRAH-02A50x Trim Resistor Calculation
where,
where,
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=5.003V
Vo,adj is the adjusted output voltage.
Rtrim-down is the resistance required between TRIM and Vo.
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=5.003V
Vo,adj is the adjusted output voltage.
Rtrim-up is the resistance required between TRIM and GND.
Rtrim
Rtrim
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
,
. 4
adj
26
−
952
Vo
.
02
−
,
adj
Vo
−
−
13
7
5 .
.
69
Kohm
Kohm
500
450
400
350
300
250
200
150
100
500
450
400
350
300
250
200
150
100
50
50
0
0
4.5
5
©2005 Bel Fuse Inc.
4.55
5.05
4.6
5.1
Adjusted output voltage Vo,adj (V)
Adjusted output voltage Vo,adj(V)
4.65
5.15
Specifications subject to change without notice. 03.05
4.7
5.2
POWER PRODUCTS
4.75
5.25
4.8
5.3
4.85
5.35
BP05xRAH-02A
4.9
5.4
4.95
5.45
page 23
5.5
5