K7801M-1000 Просмотр технического описания (PDF) - MORNSUN Science& Technology Ltd.
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K7801M-1000 Datasheet PDF : 4 Pages
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OUTPUT RIPPLE REDUCTION
+Vin
1
DC/DC
Converter
+Vout
3
L
C1
2
GND
C2
22μ F
To reduce output ripple, it is recommended to add a LC filter in output port.
L: Recommended parameter 10μH ~ 47μH.
(figure 5)
CHARACTERISTICS
Efficiency
Ripple
Efficiency
(%)
100
90
80
70
60
50
40
30
20
10
0
4.75 5
6 6.5 7.2 8
K7801M-1000
K78X2M-1000
K7802M-1000
K7803M-1000
K7805M-1000
9 10 12 15 18 20 Vin(V)
Efficiency VS Vin(Full Load)
Ripple(mV)
30
25
20
K7801M-1000
15
K78X2M-1000
K7802M-1000
10
K7803M-1000
5
K7805M-1000
0
4.75 5 6 6.5 7.2 8 9 10 12 15 18 20 Vin(V)
Ripple VS Vin(Full Load)
Efficiency
(%)
100
90
80
70
K7801M-1000
60
K78X2M-1000
50
40
K7802M-1000
30
K7803M-1000
20
K7805M-1000
10
0
100
200
300
400
500
600
700
800
900 1000
Load(mA)
Efficiency VS Load(Vin=Vin-nominal)
Ripple(mV)
30
25
20
K7801M-1000
K78X2M-1000
15
K7802M-1000
10
K7803M-1000
K7805M-1000
5
0
100 200 300 400 500 600 700 800 900 1000 Load(mA)
Ripple VS Load(Vin=Vin-nominal)
The copyright and authority for the interpretation of the products are reserved by MORNSUN
Specifications subject to change without notice.
K78XXM-1000 A/4 -2011 Page 3 of 4
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