AT1367A/B/C/D
Preliminary Product Information
1MHz, 800mA Synchronous Buck Converter
With Power Good Detector & LDO
Typical Application Circuits ( Continued )
From DSP
VIN
CTL
VCC
5.0V
VBG
10uF
10nF
4.7uH
SW
VOUT1
DELAY
3.3V/400mA
10uF
27nF
PGND
AT1367C
AGND
PG
OUT1
To DSP
OUT2
VOUT2
2.5V/400mA
100K
2.2uF
Figure 3
From DSP
VIN
CTL
VCC
5.0V
VBG
10uF
10nF
4.7uH
SW
VOUT1
DELAY
3.3V/400mA
10uF
27nF
PGND
AT1367D
AGND
PG
OUT1
To DSP
OUT2
VOUT2
1.8V/400mA
100K
2.2uF
Figure 4
7F, No.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
3/2/2006 REV:1.2
7