STR-A6251 ALLEGRO [Allegro MicroSystems], STR-A6251 Datasheet - Page 2
STR-A6251
Manufacturer Part Number
STR-A6251
Description
Universal-Input/15 W 50 kHz Flyback Switching Regulators
Manufacturer
ALLEGRO [Allegro MicroSystems]
Datasheet
1.STR-A6251.pdf
(7 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
STR-A6251
Manufacturer:
SANKEN
Quantity:
5 000
Part Number:
STR-A6251
Manufacturer:
SANKEN
Quantity:
20 000
Company:
Part Number:
STR-A6251(DIP7)
Manufacturer:
SANYO
Quantity:
629
Company:
Part Number:
STR-A6251M
Manufacturer:
SANKEN
Quantity:
5 000
Part Number:
STR-A6251M
Manufacturer:
SANKEN
Quantity:
20 000
2
STR-A6251 and STR-A6252
Universal-Input/15 W 50 kHz
Flyback Switching Regulators
FUNCTIONAL BLOCK DIAGRAM
Copyright © 2005 Allegro MicroSystems, Inc.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036
This data sheet is based on Sanken data sheet SSE-23297 and SSE-23298.
Automatic Burst Stand-By (intermittent operation)
Input Power <0.1 W at No Load
Auto-Bias Function
Stable Burst Operation Without Generating Interference
Internal Off-Timer Circuit
Built-In Constant-Voltage/Constant Current
Multiple Protections:
Pulse-by-Pulse Overcurrent Protection (OCP)
Overload Protection (OLP) with Auto Restart
Latching Overvoltage Protection (OVP)
Undervoltage Lockout (UVLO) with Hysteresis
Latching Thermal Shutdown (TSD)
Molded Small-Size 8-Pin Package
For Low-Height SMPS
FEATURES
AND
BENEFITS (cont’d)