AT1366B
Preliminary Product Information
1MHz,800mA Synchronous Buck Converter
The Dissipation
The power loss is given by:
PLOSS = IO2 × RDS (ON )−P × D + IO2 × RDS(ON )−N × (1− D) +VIN × IO × (tr + t f )× fs + Is ×VIN
TJ = TA + JA × PLOSS
θ
(
MAX )
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
Inductance(µH)
3.3
4.7
3.3
www.mitsumi.co.jp
www.atec-group.com
3.3
4.7
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
Capacitance(µF)
22
47
10
4.7
7F, No.9, PARK AVENUE II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
1/18/2006 REV:1.2
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email:service@aimtron.com.tw
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AIMTRON [ AIMTRON TECHNOLOGY ]
