STR-A6251M ALLEGRO [Allegro MicroSystems], STR-A6251M Datasheet - Page 2

• Manufacturer Part Number: STR-A6251M
• Description: Universal-Input/15 W 67 kHz Flyback Switching Regulator
• Manufacturer: ALLEGRO [Allegro MicroSystems]

2
STR-A6251M
Universal-Input/15 W
67 kHz Flyback Switching Regulator
FUNCTIONAL BLOCK DIAGRAM
Copyright © 2005 Allegro MicroSystems, Inc.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036
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
This data sheet is based on Sanken data sheet SSE-23420.
AND
BENEFITS (cont’d)