Diodes AP3203 Manuel d'utilisateur télécharger pdf (Page 8)

Preliminary Datasheet

380kHz, 3A Asynchronous DC - DC Buck Converter AP3203

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

Typical Performance Characteristics (Continued)

=25ºC, V

=12V, V

OUT

=3.3V, unless otherwise noted.

Figure 12. Enable Turn Off Figure 13. Enable Turn On

=12V,V

OUT

=3.3V, I

OUT

=3A, with Resister load) (V

=12V,V

OUT

=3.3V, I

OUT

=3A, with Resistance Load)

Figure 14. Short Circuit Protection Figure 15. Short Circuit Recovery

=12V, V

OUT

=3.3V, I

OUT

=3A) (V

=12V, V

OUT

=3.3V, I

OUT

=3A)

OUT

1V/div

2A/div

5V/div

Time 10ms/div

OUT

1V/div

2A/div

2V/div

Time 10ms/div

5V/div

OUT

2V/div

2A/div

5V/div

Time 200µs/div

OUT

2V/div

2A/div

5V/div

Time 400µs/div

2V/div

1 2 3 4 5 6 7 8 9 10 11

Pin Configuration 2
Pin Description 2
Functional Block Diagram 3
Ordering Information 3
Electrical Characteristics 5
Quiescent Current (mA) 6
Temperature ( 6
=25ºC, V 7
3.202(0.126) 10
3.402(0.134) 10

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Diodes AP3203 Manuel d'utilisateur Page 8

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