SRAH-08B1A0R Bel Fuse Inc, SRAH-08B1A0R Datasheet - Page 14

• Manufacturer Part Number: SRAH-08B1A0R
• Description: CONV DC/DC 8A 0.9-3.3V OUT SMD
• Manufacturer: Bel Fuse Inc
• Series: xRAHr
• Type: Point of Load (POL) Non-Isolated with Remote On/Off and UVLOr

Specifications of SRAH-08B1A0R

• 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: -
• Other names: 507-1377-2

Output Voltage Set-Point Adjustment
xRAH-08B330 Trim Resistor Calculation
page 14
BP06xRAH-08B
©2006 Bel Fuse Inc.
POWER PRODUCTS
where,
where,
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=3.305V
Vo,adj is the adjusted output voltage.
Rtrim-up is the resistance required between TRIM and GND.
R
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=3.305V
Vo,adj is the adjusted output voltage.
Rtrim-down is the resistance required between TRIM and Vo.
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
=
=
(
(
Vo
Vo
623
,
199
−
adj
Vo
.
741
2 .
−
,
adj
Vo
−
−
651
402
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NON-ISOLATED DC/DC CONVERTERS
5V Input / 0.9V – 3.3V Output / 8A
ohm
)
ohm
1.55 . 10
1.25 . 10
1.4 . 10
1.1 . 10
1 . 10
9000
8000
7000
6000
5000
4000
3000
2000
1000
9500
8000
6500
5000
3500
2000
500
4
4
4
4
4
0
3.3
2.8
3.35
2.85
3.4
2.9
A djus ted output voltage Vo,adj (V)
A djus ted output voltage Vo,adj(V)
3.45
2.95
3.5
3
3.55
3.05
3.1
3.6
3.15
3.65
3.2
3.7
3.25
3.75
3.3
3.8