Diodes AUR9703 Manuel d'utilisateur télécharger pdf (Page 9)

Data Sheet

1.5MHz, 800mA, STEP DOWN DC-DC CONVERTER AUR9703

Nov. 2011 Rev. 1 .0 BCD Semiconductor Manufacturing Limited

Typical Performance Characteristics (Continued)

Figure 16. Line Regulation (V

OUT

=1.8±0.03V) Figure 17. Line Regulation (V

OUT

=2.5±0.03V)

Figure 18. Line Regulation (V

OUT

=3.3±0.03V) Figure 19.EN Threshold Voltage vs. Input Voltage

2.5 3.0 3.5 4.0 4.5 5.0 5.5

1.75

1.76

1.77

1.78

1.79

1.80

1.81

1.82

1.83

1.84

1.85

OUT

= 0A

OUT

= 800mA

Output Voltage (V)

Input Voltage (V)

2.5 3.0 3.5 4.0 4.5 5.0 5.5

2.44

2.46

2.48

2.50

2.52

2.54

2.56

OUT

= 0A

OUT

= 800mA

Output Voltage (V)

Input Voltage (V)

3.54.04.55.05.5

3.20

3.22

3.24

3.26

3.28

3.30

3.32

3.34

3.36

3.38

3.40

OUT

= 0A

OUT

= 800mA

Output Voltage (V)

Input Voltage (V)

2.5 3.0 3.5 4.0 4.5 5.0 5.5

0.6

0.7

0.8

0.9

1.0

1.1

1.2

Low Level

High Level

EN Threshold Voltage (V)

Input Voltage (V)

OUT

=1.2V

OUT

=200mA

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 19 20

1
Efficiency (%) 6
Output Current (A) 6
Output Voltage (V) 8
Input Voltage (V) 8
Low Level 9
High Level 9
(V 11
( V 12
(V 12
Application Information 15
NONDSPONDSSW 16
Typical Application 18
Table 1. Component Guide 18
GAUGE PLANE 19

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