Preliminary datasheet, Typical performance characteristics (continued) – Diodes AP3435 User Manual

Page 10

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Preliminary Datasheet

1.0MHz, 3.5A, Synchronous Step Down DC-DC Converter AP3435

Dec. 2012 Rev. 1. 0 BCD Semiconductor Manufacturing Limited

10

Typical Performance Characteristics (Continued)














Figure 20. V

OUT

Ripple Figure 21. V

OUT

Ripple

(V

IN

=5V=V

EN

, V

OUT

=3.3V, I

OUT

=1A)

(

V

IN

=5V=V

EN

, V

OUT

=3.3V, I

OUT

=3.5A)














Figure 22. Load Transient of 1.2V Output Figure 23. Load Transient of 3.3V Output

(V

IN

=5V=V

EN

, V

OUT

=1.2V, I

OUT

=0.5A to 2A) (V

IN

=5V=V

EN

, V

OUT

=3.3V, I

OUT

=0.5A to 2A)

20mV/div

V

SW

5V/div

Time 400ns/div

I

SW

2A/div

20mV/div

V

SW

5V/div

Time 400ns/div

I

SW

2A/div

Time 100

μs/div

Time 100

μs/div

V

OUT_AC

V

OUT_AC

V

OUT_AC

200mV/div

I

OUT

500mA/div

V

OUT_AC

200mV/div

I

OUT

500mA/div

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