V7805-1500R データシートの表示（PDF） - CUI INC
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V7805-1500R Datasheet PDF : 6 Pages
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CUI Inc │ SERIES: V78-1500 │ DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR
date 03/21/2014 │ page 5 of 6
EMC RECOMMENDED CIRCUIT
Vin
330uF
1mH
2 .2 u F
Vin Vo
GND
1uF
Vout
GND
1mH
GND
TEST CONFIGURATION
Efficiency and Output Voltage Ripple Test
Vin
C1
GND
1
DC/DC
Converter
3
2
25.4mm
25.4mm
12.7mm
+ Vo u t
Copper strip
1 F 10 F
C2
Scope
Ceramic Tantalum
Copper strip
Start-up and Load Transient Response Test
Vin
C1
GND
1
DC/DC
Converter
3
2
EFFICIENCY AND RIPPLE CURVES
Efficiency
Efficiency VS. Input voltage
Input voltage(V)
V7802-1500
V7803-1500
V7805-1500
V7806-1500
50.8 mm
+Vou t
Copper strip
C2
Scope
Copper strip
Ripple
Ripple VS. Load(Vin=nominal)
37
32
27
22
17
12
7
2
150 300 450 600 750 900 1050 1200 1350 1500
Load(mA)
V7802-1500
V7803-1500
V7805-1500
V7806-1500
Efficiency VS.Load(Vin=nominal)
100
90
80
70
60
50
150 300 450 600 750 900 1050 1200 1350 1500
Load(mA)
V7802-1500
V7803-1500
V7805-1500
V7806-1500
cui.com
45
40
35
30
25
20
15
10
5
0
4.75 5
Ripple VS.Input voltage(full load)
6 6.5 7.2 8 9 10 12 15 18 20
Input voltage(V)
V7802-1500
V7803-1500
V7805-1500
V7806-1500
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