str-a6251d Allegro MicroSystems, Inc., str-a6251d Datasheet - Page 7

• Manufacturer Part Number: str-a6251d
• Description: Universal-input / 15 Or 20 W Flyback Switching Regulators | Str-a6251d And Str-a6252d
• Manufacturer: Allegro MicroSystems, Inc.

NOTE: The start-up performance of the IC can only be
guaranteed for values of C2 greater than 22 μF. This value
is required to keep the internal supply voltage within regu-
lation during IC initialization.
Electric Co., Ltd. for sale by Allegro MicroSystems, Inc.
departures from the detail specifi cations as may be required to permit
improvements in the performance, reliability, or manufacturability of its
products. Therefore, the user is cautioned to verify that the information
in this publication is current before placing any order.
suitability of such products for the intended purpose shall be reviewed
at the users responsibility.
of its products, the occurrence of failure and defect of semiconductor
products at a certain rate is inevitable.
preventative measures including safety design of the equipment or sys-
tems against any possible injury, death, fi res or damages to society due
to device failure or malfunction.
7
Copyright © 2005-2007 Allegro MicroSystems, Inc.
STR-A6251D and STR-A6252D
Universal-Input/15 W 50 kHz
Flyback Switching Regulators
The products described herein are manufactured in Japan by Sanken
Sanken and Allegro reserve the right to make, from time to time, such
When using the products described herein, the applicability and
Although Sanken undertakes to enhance the quality and reliability
Users of Sanken products are requested to take, at their own risk,
Typical Application
APPLICATIONS INFORMATION
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036
This data sheet is based on Sanken data sheet SSE-23297 and SSE-23298.
Complete product description and applications information
is provided in Application Note 28103.40, Series STR-
A6200 Flyback Switching Regulators.
for use as components in general-purpose electronic equipment or
apparatus (home appliances, offi ce equipment, telecommunication
equipment, measuring equipment, etc.). Their use in any application
requiring radiation hardness assurance (e.g., aerospace equipment) is
not supported.
higher reliability is required (transportation equipment and its control
systems or equipment, fi re- or burglar-alarm systems, various safety
devices, etc.), contact a company sales representative to discuss and
obtain written confi rmation of your specifi cations.
in applications where extremely high reliability is required (aerospace
equipment, nuclear power-control stations, life-support systems, etc.) is
strictly prohibited.
able. Application and operation examples described in this publication
are given for reference only and Sanken and Allegro assume no respon-
sibility for any infringement of industrial property rights, intellectual
property rights, or any other rights of Sanken or Allegro or any third
party that may result from its use.
Sanken products listed in this publication are designed and intended
When considering the use of Sanken products in applications where
The use of Sanken products without the written consent of Sanken
The information included herein is believed to be accurate and reli-