L6728AH datasheet(29/33 Pages) STMICROELECTRONICS

номер детали	L6728AH

подробное описание детали	High frequency single phase PWM controller with Power Good

PDF	33 Pages

Scroll/Zoom	100%

производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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29 / 33 page

L6728AH

5 A demonstration board

Doc ID 15726 Rev 1

29/33

12.2

Demonstration board characterization

Figure 16 and Figure 17 show the electrical performances of the demonstration board in

terms of accuracy and efficiency.

Figure 16.

5 A demonstration board performances

Figure 17.

Demonstration boards power consumption @ 0 A output current

Load / Line Regulation

-0,3%

-0,2%

-0,1%

0,0%

0,1%

0,2%

0,3%

Input Voltage [V]

2.5A

Input Voltage @ 12 V

40%

50%

60%

70%

80%

90%

100%

0,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

4,0

4,5

5,0

5,5

Output Current [A]

Vout = 0.8 V

Vout = 1.25 V

Vout = 2.5 V

Vout = 3.3 V

Vout = 5 V

Vout = 8 V

Input Voltage @ 8 V

40%

50%

60%

70%

80%

90%

100%

0,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

4,0

4,5

5,0

5,5

Output Current [A]

Vout = 0.8 V

Vout = 1.25 V

Vout = 2.5 V

Vout = 3.3 V

Vout = 5 V

Input Voltage @ 5 V

40%

50%

60%

70%

80%

90%

100%

0,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

4,0

4,5

5,0

5,5

Output Current [A]

Vout = 0.8 V

Vout = 1.25 V

Vout = 2.5 V

Vout = 3.3 V

5A Demoboard Power Consumption

0,0

0,2

0,4

0,6

0,8

1,0

1,2

6789

Input Voltage [V]

20A Demoboard Power Consumption

0,0

0,2

0,4

0,6

0,8

1,0

1,2

111213

1415

Input Voltage [V]

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