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R-78AA2.5-0.5SMD-R 数据表(PDF) 5 Page - Recom International Power

部件名 R-78AA2.5-0.5SMD-R
功能描述  0.5 AMP SMD Single Output
Download  5 Pages
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制造商  RECOM [Recom International Power]
网页  http://www.recom-international.com
标志 RECOM - Recom International Power

R-78AA2.5-0.5SMD-R 数据表(HTML) 5 Page - Recom International Power

  R-78AA2.5-0.5SMD-R Datasheet HTML 1Page - Recom International Power R-78AA2.5-0.5SMD-R Datasheet HTML 2Page - Recom International Power R-78AA2.5-0.5SMD-R Datasheet HTML 3Page - Recom International Power R-78AA2.5-0.5SMD-R Datasheet HTML 4Page - Recom International Power R-78AA2.5-0.5SMD-R Datasheet HTML 5Page - Recom International Power  
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background image
12.35
Bottom View
0.50
Top View
15.30
8.80
15.00
2.54x4
9.24
10
7
2
4 5
9.40
9.60
RECOM
R-78AAxx-1.0SMD
xxxx
1
2.54
13.00
1.80
10
7
24
15
1.30
1.20
3
6
8
9
3
6
8
9
Package Style and Pinning (mm)
SMD 10Pin Package
Pin Connections
Pin #
1,2
+Vin
3,7,8,9
GND
4,5
+Vout
6
V adj
10
Remote On/Off
xx.x ±0.5mm
xx.xx ±0.25mm
Table 1: Adjustment Resistor Values
INNOLINE
DC/DC-Converter
R-78AAxx-0.5 SMD
Series
Recommended Footprint Details
R1
R2
R3
Vref(V)
1.8V
10KΩ
21KΩ
5.6KΩ
1.23
2.5V
22KΩ
21KΩ
5.6KΩ
1.23
3.3V
16.9KΩ
10KΩ
5.6KΩ
1.23
5.0V
30.9KΩ
10KΩ
10KΩ
1.23
6.5V
43KΩ
10KΩ
10KΩ
1.23
9V
63.4KΩ
10KΩ
22.1KΩ
1.23
12V
88.7KΩ
10KΩ
22.1KΩ
1.23
Rdown
Rup
Vadj
+Vo
GND
R3
R1
R2
+Vin
GND
Controlled IC
Vref
R2(R1+R3) x (V
ref - Vo) + Vref x R1R3
Trim Down
Rdown =
R2V
o - Vref (R1 + R2)
R2R3 (V
ref - Vo) + Vref R1 (R2 + R3)
Trim up
Rup =
R2 (V
o - Vref) - Vref R1
www.recom-power.com
I-11
REV: 1/2015
The product information and specifications are subject to change without prior notice. RECOM products are not authorized for use in safety-critical applications (such as life support) without RECOM’s explicit
written consent. A safety-critical application is defined as an application where a failure of a RECOM product may reasonably be expected to endanger or cause loss of life, inflict bodily harm or damage property. The buyer
shall indemnify and hold harmless RECOM, its affiliated companies and its representatives against any damage claims in connection with the unauthorized use of RECOM products in such safety-critical applications.


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