AT1454 Datasheet, PDF (2/18 Pages) Aimtron Technology – Photoflash Capacitor Charger for DSC

Pin Configuration
AT1454/AT1454A/AT1454B
Preliminary Product Information
Photoflash Capacitor Charger for DSC
1
0
9
8
7
6
1454
12345
Ordering Information
Part number
AT1454M_GRE
AT1454AM_GRE
AT1454BM_GRE
Package
MSOP-10 , Green
MSOP-10 , Green
MSOP-10 , Green
Marking
AT1454, Date code with one bottom line
AT1454A, Date code with one bottom line
AT1454B, Date code with one bottom line
*For more marking information, contact our sales representative directly
Pin Description
Pin N0. Symbol
1 CHARGE
2 FB
3 TRIGGER
4
I_SEC
5 GND
6 LX
7 DRIVER
8 VCC
9 READY
10 Rsense
I/O
Description
I Charge enable input
I Comparator input
I IGBT Trigger signal input.
I
Detecting transformer secondary current. Take care to use the
correct phasing of the transformer.
P Ground
I
Power MOSFET N-channel Drain. Connect Primary transformer.
Take care to use the correct phasing of the transformer.
O IGBT Driver output.
P Power supply.
O Charge ready open drain output.
I A resistor from Rsense to VCC or V_BAT sets the constant On-time.
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
3/24/2006 REV:1.2
Email: [e-mail]
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