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零件编号
产品描述 (功能)
NCP1215A 查看數據表(PDF) - ON Semiconductor
零件编号
产品描述 (功能)
比赛名单
NCP1215A
Low Cost Variable OFF Time Switched Mode Power Supply Controller
ON Semiconductor
NCP1215A Datasheet PDF : 16 Pages
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NCP1215A
Line
+
+
FB NC
CT NC
CS V
CC
GND Gate
*
N
+
+
−
* If your application requires a gate−source resistor, please refer to design guidelines in this document.
Figure 1. Typical Application
FB
Feedback Loop
Control
−
V
DD
Reference
I
ref
Regulator
+
V
CC
−
12/8.5 V
V
offset
OFF Time
+
Comparator
CT
0−7 V
−
+
Undervoltage
Lockout
10
m
A
Set
CS
12.5−50
m
A
GND
Current Sense Comparator
+
Reset
−
Gate Driver
Q
Gate
Q
Figure 2. Representative Block Diagram
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