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L6726ATR bảng dữ liệu(PDF) 2 Page - STMicroelectronics

tên linh kiện L6726ATR
Giải thích chi tiết về linh kiện  Single phase PWM controller
PDF  24 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6726ATR bảng dữ liệu(HTML) 2 Page - STMicroelectronics

  L6726ATR Datasheet HTML 1Page - STMicroelectronics L6726ATR Datasheet HTML 2Page - STMicroelectronics L6726ATR Datasheet HTML 3Page - STMicroelectronics L6726ATR Datasheet HTML 4Page - STMicroelectronics L6726ATR Datasheet HTML 5Page - STMicroelectronics L6726ATR Datasheet HTML 6Page - STMicroelectronics L6726ATR Datasheet HTML 7Page - STMicroelectronics L6726ATR Datasheet HTML 8Page - STMicroelectronics L6726ATR Datasheet HTML 9Page - STMicroelectronics Next Button
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Contents
L6726A
2/24
Contents
1
Typical application circuit and block diagram . . . . . . . . . . . . . . . . . . . . 4
1.1
Application circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2
Pins description and connection diagrams . . . . . . . . . . . . . . . . . . . . . . 5
2.1
Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.2
Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3
Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3.1
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3.2
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
4
Device description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
5
Driver section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
5.1
Power dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
6
Soft start and disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
6.1
Low-Side-Less start up (LSLess) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
6.2
Enable / Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
7
Protections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
7.1
Over current protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
7.1.1
Over current threshold setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
7.2
Feedback disconnection protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
7.3
Under Voltage Lock Out . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14



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