AT1366B Datasheet, PDF (11/14 Pages) Aimtron Technology – 1MHz,800mA Synchronous Buck Converter

The Dissipation
The power loss is given by:
AT1366B
Preliminary Product Information
1MHz,800mA Synchronous Buck Converter
P_LOSS
=
I
2
O
×
R_{DS (ON )−P}
×
D
+
I
2
O
×
R_{DS (ON )−N}
× (1 − D) + V_IN
× I_O × (t_r
+t_f )×
f_s
+ I _s ×V_IN
T_{J (MAX )} = T_A + θ _JA × P_LOSS
Inductance(µH)
3.3
4.7
3.3
3.3
4.7
Capacitance(µF)
22
47
10
4.7
Inductors Surface Mount
Manufacturer/Part No.
Sumida CDRH4D28-3R3
Sumida CDRH5D18-4R7
Mitsumi C3-K1.8L-3R3
Mitsumi C4-K1.8L-3R3
ABC SH40283R3YSB
ABC SH40284R7YSB
Manufacturer Website
www.sumida.com
www.mitsumi.co.jp
www.atec-group.com
Capacitors Surface Mount
Manufacturer/Part No.
TDK C3216X5R0J226M
TDK C3225X5R0J46M
GRM42-6X5R 106K6.3
TAIYO JMK212BJ475MG
Manufacturer Website
www.tdk.com
www.tdk.com
www.murata.com
www.t-yuden.com
7F, No.9, PARK AVENUE II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: [phone] Fax: [phone]
WWW: http://www.aimtron.com.tw
1/18/2006 REV:1.2
Email:[e-mail]
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