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LNK304GN PDF预览

LNK304GN

更新时间: 2024-01-06 02:55:11
品牌 Logo 应用领域
帕沃英蒂格盛 - POWERINT 开关
页数 文件大小 规格书
20页 712K
描述
LinkSwitch-TN Family Lowest Component Count, Energy-Effi cient Off-Line Switcher IC

LNK304GN 技术参数

生命周期:Obsolete零件包装代码:DIP
包装说明:DIP,针数:8
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.6
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制技术:PULSE WIDTH MODULATION
JESD-30 代码:R-PDIP-T8长度:9.575 mm
功能数量:1端子数量:8
最高工作温度:85 °C最低工作温度:-20 °C
最大输出电流:0.4 A封装主体材料:PLASTIC/EPOXY
封装代码:DIP封装形状:RECTANGULAR
封装形式:IN-LINE认证状态:Not Qualified
表面贴装:NO切换器配置:BUCK
最大切换频率:70 kHz温度等级:COMMERCIAL EXTENDED
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL宽度:6.35 mm
Base Number Matches:1

LNK304GN 数据手册

 浏览型号LNK304GN的Datasheet PDF文件第3页浏览型号LNK304GN的Datasheet PDF文件第4页浏览型号LNK304GN的Datasheet PDF文件第5页浏览型号LNK304GN的Datasheet PDF文件第7页浏览型号LNK304GN的Datasheet PDF文件第8页浏览型号LNK304GN的Datasheet PDF文件第9页 
LNK302/304-306  
TOPOLOGY BASIC CIRCUIT SCHEMATIC  
KEY FEATURES  
High-Side  
Buck –  
Direct  
1. Output referenced to input  
2. Positive output (VO) with respect to -VIN  
3. Step down – VO < VIN  
FB  
BP  
S
Feedback  
4. Low cost direct feedback (±10% typ.)  
D
+
+
LinkSwitch-TN  
VIN  
VO  
PI-3751-121003  
High-Side  
Buck –  
Optocoupler  
Feedback  
1. Output referenced to input  
2. Positive output (VO) with respect to -VIN  
3. Step down – VO < VIN  
FB  
BP  
S
D
+
+
4. Optocoupler feedback  
LinkSwitch-TN  
- Accuracy only limited by reference  
choice  
VIN  
VO  
- Low cost non-safety rated opto  
- No pre-load required  
5. Minimum no-load consumption  
PI-3752-121003  
Low-Side  
Buck –  
+
+
Optocoupler  
Feedback  
LinkSwitch-TN  
VIN  
VO  
1. Output referenced to input  
2. Negative output (VO) with respect to +VIN  
3. Step down – VO < VIN  
BP  
FB  
D
S
PI-3753-111903  
4. Optocoupler feedback  
- Accuracy only limited by reference  
choice  
Low-Side  
Buck –  
Constant  
Current LED  
Driver  
+
IO  
LinkSwitch-TN  
- Low cost non-safety rated opto  
- No pre-load required  
- Ideal for driving LEDs  
VF  
VIN  
+
BP  
FB  
D
S
PI-3754-112103  
VF  
IO  
R =  
High-Side  
Buck Boost –  
Direct  
FB  
BP  
S
Feedback  
D
+
LinkSwitch-TN  
1. Output referenced to input  
VIN  
VO  
+
2. Negative output (VO) with respect to +VIN  
3. Step up/down – VO > VIN orVO < VIN  
4. Low cost direct feedback (±10% typ.)  
5. Fail-safe – output is not subjected to input  
voltage if the internal MOSFET fails  
6. Ideal for driving LEDs – better accuracy  
and temperature stability than Low-side  
Buck constant current LED driver  
PI-3755-121003  
High-Side  
Buck Boost –  
Constant  
Current LED  
Driver  
2 V  
300 Ω  
RSENSE  
=
IO  
2 kΩ  
RSENSE  
FB  
BP  
IO  
S
D
+
LinkSwitch-TN  
VIN  
10 μF  
50 V  
100 nF  
PI-3779-120803  
Table 2. Common Circuit Congurations Using LinkSwitch-TN. (continued on next page)  
6
Rev. I 11/08  

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