AT1361 Datasheet, PDF (12/15 Pages) Aimtron Technology – 1MHz,1A Synchronous Buck Converter

AT1361
1MHz,1A Synchronous Buck Converter
The Dissipation
The power loss is given by:
P_LOSS
=
I
2
O
× R_{DS (ON )−P}
×
D
+
I
2
O
× R_{DS (ON )−N}
× (1 − D) +
1
2
×
V_IN
× I_O
× (t_r
+t_f
)×
f_s
+
1
2
×V_D
×
I_O
×
(t _r
+
t
f
)×
f_s
+ V_IN
×
I_Q
T_{J (MAX )} = T_A + θ _JA × P_LOSS
Inductance(µH)
4.7
4.7
Capacitance(µF)
22
47
10
4.7
Inductors Surface Mount
Manufacturer/Part No.
Sumida CDRH4D28-4R7
ABC SH40284R7YSB
Manufacturer Website
www.sumida.com
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
1/11/2008 REV:1.0
Email:[e-mail]
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