Data sheet, Typical performance characteristics (continued) – Diodes AUR9705 User Manual

Page 7

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Data Sheet

1.5MHz, 1A, STEP DOWN DC-DC CONVERTER AUR9705

Sep. 2013 Rev. 1. 2

BCD Semiconductor Manufacturing Limited

7

Typical Performance Characteristics (Continued)



















0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

1.16

1.17

1.18

1.19

1.20

1.21

1.22

1.23

1.24

1.25

Output Current (A)

O

utput

V

oltage

(V

)

L=2.2

μ

H

C

OUT

=10

μ

F

2.5V
3.3V

4.2V

5V
5.5V




Figure 8. Output Voltage vs. Output Current Figure 9. Output Ripple

(V

OUT

=1.2±0.03V) (V

IN

=5.0V, V

OUT

=3.3V, I

OUT

=1A)


























Figure 10. Power Off through VIN Figure 11. Soft Start (Power Up through EN)

(V

IN

=V

EN

=5.0 to 0V, V

OUT

=3.3V, I

OUT

=1A) (V

IN

=5.0V, V

OUT

=3.3V, I

OUT

=1A, V

EN

=0 to 5.0V)


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