K7801T-1000 データシートの表示（PDF） - MORNSUN Science& Technology Ltd.
部品番号
コンポーネント説明
メーカー
K7801T-1000
MORNSUN Science& Technology Ltd.
K7801T-1000 Datasheet PDF : 5 Pages
| |||
EMC RECOMMENDED CIRCUIT
+Vin
L1
TVS
C1
1 K7805T-1000 5
10 7,9
6
GND
ON/OFF
C2
470pF
(Figure 4)
Specifications：TVS：SMCJ18A,1500W；L1：68µH；C1：680µF/50V electrolytic capacitors。
+Vin
L2
1 K7805T-1000 5
10 7,9
6
C3
GND
ON/OFF
C4
470pF
(Figure 5)
Specifications：L2：516µH；C3：1µF/50V ceramic capacitor。
TEST CONFIGURATIONS (TA=25°C)
+Vo
RL
GND
+Vo
RL
GND
1 Efficiency and Output Voltage Ripple Test
2 5 .4 mm
2 5 .4 mm
12.7mm
Vin
1
DC/DC
Converter
5
Copper strip
+Vout
C1
GND
7, 9
6
C4
470pF
Ceramic
C2 1μF
10μ F Sc op e
Cop per strip
(Figure 6)
2 Start-up and Load Transient Response Test
50.8 mm
Vin
GND
1
DC/DC
Converter
5
Copper strip
+ Vo u t
C1
7,9
6
C2
C4
470pF
Ce ra mi c
Scope
Copper strip
APPLICATION EXAMPLE
(Figure 7)
Vin
DC/DC
L
+Vout
1 Converter 5
C1
7,9
6
C2
C4
470pF
GND
(Figure 8)
To reduce output ripple, it is recommended to add a LC filter to output port.
L: Recommended param eter 10μH ~ 47μH.
22μ F
The copyright and authority for the interpretation of the products are reserved by MORNSUN
Specifications subject to change without notice.
K78XXT-1000
A/0-2011
Page 3 of 5
Share Link: