SRAH-08B1A00 Bel Fuse Inc, SRAH-08B1A00 Datasheet - Page 17

• 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-08B150 Trim Resistor Calculation
where,
where,
R
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=1.503V
Vo,adj is the adjusted output voltage.
Rtrim-up is the resistance required between TRIM and GND.
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=1.503V
Vo,adj is the adjusted output voltage.
Rtrim-down is the resistance required between TRIM and Vo.
NON-ISOLATED DC/DC CONVERTERS
R
5V Input / 0.9V – 3.3V Output / 8A
trim
trim
−
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
down
−
up
=
=
(
(
Vo
Vo
122
,
139
−
adj
Vo
.
255
2 .
−
,
adj
Vo
−
−
522
348
)
)
ohm
ohm
1.35 . 10
1.05 . 10
1.35 . 10
1.05 . 10
1.5 . 10
1.2 . 10
1.5 . 10
1.2 . 10
9000
7500
6000
4500
3000
1500
9000
7500
6000
4500
3000
1500
4
4
4
4
4
4
4
4
0
0
1.35 1.37 1.38 1.4
1.5
©2006 Bel Fuse Inc.
1.51 1.53 1.54 1.56 1.58 1.59 1.61 1.62
Adjusted output voltage Vo,adj (V)
Adjusted output voltage Vo,adj(V)
Specifications subject to change without notice. 02.06
1.41 1.43 1.44 1.46 1.47 1.49
POWER PRODUCTS
BP06xRAH-08B
1.64 1.65
page 17
1.5