SRAH-08B1A0R Bel Fuse Inc, SRAH-08B1A0R Datasheet - Page 19

• 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-08B100 Trim Resistor Calculation
BP06xRAH-08B
©2006 Bel Fuse Inc.
POWER PRODUCTS
where,
where,
Vo is the nominal output voltage setpoint when trim pin is open ,Vo=1.006V
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=1.006V
Vo,adj is the adjusted output voltage.
Rtrim-down is the resistance required between TRIM and Vo.
R
R
trim
trim
−
−
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
up
down
=
Specifications subject to change without notice. 02.06
=
(
Vo
(
Vo
,
40
adj
10
−
.
Vo
88
.
544
−
,
Vo
adj
−
−
12
63
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) 1
.
) 2
ohm
ohm
NON-ISOLATED DC/DC CONVERTERS
5V Input / 0.9V – 3.3V Output / 8A
1 . 10
9000
8000
7000
6000
5000
4000
3000
2000
1000
1000
900
800
700
600
500
400
300
200
100
4
0
0
0.85
1
0.86
1.02
0.88
1.04
A djus ted output voltage Vo,adj(V)
A djus ted output voltage Vo,adj (V)
1.06
0.9
0.91
1.08
0.93
1.1
0.94
1.12
1.14
0.95
1.16
0.97
1.18
0.98
page 19
1.2
1