STR-X6737 Allegro Microsystems Inc, STR-X6737 Datasheet - Page 3

• Manufacturer Part Number: STR-X6737
• Description: SMPS Primary Switcher, (Bottom Skip Quosi-resonance Switching Type)
• Manufacturer: Allegro Microsystems Inc

STR-X6737
Functional
Block Diagram
Terminal List Table
Number
1
2
3
4
5
6
7
OCP/BD
SS/OLP
Name
GND
VCC
FB
D
S
Drain
Source
Ground terminal
Power supply terminal
Soft Start/Overload Protection terminal
Feedback terminal
Overcurrent Protection/Bottom Detection
Off-Line Quasi-Resonant Switching Regulators
Description
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
MOSFET drain
MOSFET source
Ground
Input of power supply for control circuit
Input to set delay for Overload Protection and Soft Start operation
Input for Constant Voltage Control and Burst (intermittent) Mode
oscillation control signals
Input for Overcurrent Detection and Bottom Detection signals
Functions
3