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LNK364GN-TL 参数 Datasheet PDF下载

LNK364GN-TL图片预览
型号: LNK364GN-TL
PDF下载: 下载PDF文件 查看货源
内容描述: 使用LinkSwitch - XT系列节能艾菲cient ,低功率离线式开关IC [LinkSwitch-XT Family Energy Effi cient, Low Power Off-Line Switcher IC]
分类和应用: 开关光电二极管PC
文件页数/大小: 16 页 / 789 K
品牌: POWERINT [ Power Integrations ]
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LNK362-364  
DRAIN  
(D)  
BYPASS  
(BP)  
REGULATOR  
5.8 V  
FAULT  
PRESENT  
AUTO-  
RESTART  
COUNTER  
BYPASS PIN  
UNDER-VOLTAGE  
+
-
CLOCK  
RESET  
5.8 V  
4.8 V  
CURRENT LIMIT  
COMPARATOR  
6.3 V  
+
-
V
ILIMIT  
JITTER  
CLOCK  
DCMAX  
THERMAL  
SHUTDOWN  
OSCILLATOR  
FEEDBACK  
(FB)  
VFB -VTH  
S
R
Q
Q
LEADING  
EDGE  
BLANKING  
SOURCE  
(S)  
PI-4232-110205  
Figure 2. Functional Block Diagram.  
Pin Functional Description  
P Package (DIP-8B)  
G Package (SMD-8B)  
DRAIN (D) Pin:  
Power MOSFET drain connection. Provides internal operating  
current for both startup and steady-state operation.  
D Package (SO-8C)  
S
S
S
S
1
2
8
7
BYPASS (BP) Pin:  
1
2
8
7
BP  
FB  
S
S
S
S
Connection point for a 0.1 μF external bypass capacitor for the  
internally generated 5.8 V supply. If an external bias winding is  
used, the current into the BP pin must not exceed 1 mA.  
6
5
BP  
FB  
3
4
4
D
5
D
FEEDBACK (FB) Pin:  
3a  
3b  
During normal operation, switching of the power MOSFET is  
controlled by this pin. MOSFET switching is disabled when a  
current greater than 49 μA is delivered into this pin.  
PI-3491-120706  
Figure 3. Pin Conguration.  
SOURCE (S) Pin:  
This pin is the power MOSFET source connection. It is also the  
ground reference for the BYPASS and FEEDBACK pins.  
2
Rev. E 11/08