SRAH-08B1A00 Bel Fuse Inc, SRAH-08B1A00 Datasheet - Page 20

• Manufacturer Part Number: SRAH-08B1A00
• Description: CONV DC/DC 8A 5V .9-3.3V SMD
• Manufacturer: Bel Fuse Inc
• Series: SRAH-08Br
• Type: Point of Load (POL) Non-Isolated with Remote On/Off and UVLOr

Specifications of SRAH-08B1A00

• Output: 0.9 ~ 3.3V
• Number Of Outputs: 1
• Power (watts): 26W
• Mounting Type: Surface Mount
• Voltage - Input: 5V
• Package / Case: 7-DIP SMD Module
• 1st Output: 0.9 ~ 3.3 VDC @ 8A
• Size / Dimension: 0.78" L x 0.70" W x 0.32" H (19.8mm x 17.8mm x 8.1mm)
• Power (watts) - Rated: 26.4W
• Operating Temperature: -40°C ~ 85°C
• Efficiency: 92%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -

Output Voltage Set-Point Adjustment
xRAH-08B090 Trim Resistor Calculation
page 20
BP06xRAH-08B
©2006 Bel Fuse Inc.
POWER PRODUCTS
where,
where,
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=0.905V
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=0.905V
Vo,adj is the adjusted output voltage.
Rtrim-up is the resistance required between TRIM and GND.
R
R
trim
trim
−
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
down
−
up
Specifications subject to change without notice. 02.06
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Vo
Vo
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adj
Vo
751
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88
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Vo
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ohm
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NON-ISOLATED DC/DC CONVERTERS
5V Input / 0.9V – 3.3V Output / 8A
1 . 10
9000
8000
7000
6000
5000
4000
3000
2000
1000
400
360
320
280
240
200
160
120
4
80
40
0
0
0.85
0.9
0.855
0.91
0.92
0.86
A djus ted output voltage Vo,adj(V)
A djus ted output voltage Vo,adj (V)
0.865
0.93
0.87
0.94
0.875
0.95
0.88
0.96
0.885
0.97
0.89
0.98
0.895
0.99
0.9
1