参数资料
型号: SS6578
厂商: Electronic Theatre Controls, Inc.
英文描述: HIGH EFFICIENCY STEP DOWN DC/DC CONTROLLER
中文描述: 高效率降压DC / DC控制器
文件页数: 10/11页
文件大小: 221K
代理商: SS6578
www.SiliconStandard.com 10 of 11
SS6578
VIN
DUTY
SHDN
FB
U2
SS6578
1
2
3
4
GND
5
DRI
6
CS-
7
CS+
8
R8
12K
R9
3K9
C2
0.1
μ
F
+V
OUT
, 5V/2A
Rs
20mR
+
C4
1500
μ
F/6.3V
D2
SS32
+
C5
470
μ
/16V
+V
IN
12V
L2
33
μ
H
Q2
D3
R6
680
FUSE1
Fast
3A
Fig 12. Add a Fast Fuse Solution
VIN
DUTY
SHDN
FB
U2
SS6578
1
2
3
4
GND
5
DRI
6
CS
-
7
CS
+
8
R8
12K
R9
3K9
C2
0.1
μ
F
+V
OUT
, 5V/2A
Rs
20mR
+
C4
1500
μ
F
6.3V
D2
SS32
+
C5
470
μ
F
16V
+V
IN
12V
L2
33
μ
H
Q2
D3
6.8V
R6
680
R1
240K
C1
1
μ
Q1
PNP
mmbt3906
R2
10K
D1
LL4148
Short Circuit Protection
Fig 13. Add A Short Circuit Protection Circuit Solution
Rev.2.0
2 4
/06/200
4
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