ap3406amm-adjtrg1 BCD Semiconductor Manufacturing Limited, ap3406amm-adjtrg1 Datasheet - Page 8

• Manufacturer Part Number: ap3406amm-adjtrg1
• Description: 1.1mhz, 800ma Synchronous Dc-dc Buck Converter
• Manufacturer: BCD Semiconductor Manufacturing Limited

Typical Performance Characteristics (Continued)
Mar. 2009 Rev. 1. 1
1.1MHz, 800mA SYNCHRONOUS DC-DC BUCK CONVERTER
1A/div
1V/div
2V/div
V
V
OUT
SW
I
L
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
Fi
gure 14. Efficiency vs. Output Current
Figure 12. Short Circuit Protection
(V
IN
=3.6V, V
Output Current (A)
10µs/div
OUT
TSOT-23-5
MSOP-10
0.1
=1.8V, no load)
V
V
L=10
IN
OUT
=3.6V
=1.8V
µ
H
1
8
1V/div
2V/div
1A/div
V
V
OUT
SW
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
I
L
Figure 15. Efficiency vs. Output Current
BCD Semiconductor Manufacturing Limited
Figure 13. Short Circuit Recovery
(V
Preliminary Datasheet
IN
=3.6V, V
Output Current (A)
TSOT-23-5
MSOP-10
40µs/div
0.1
OUT
=1.8V, no load)
AP3406A
V
V
L=10
IN
OUT
=4.2V
=3.3V
µ
H
1