STR-X6737 Allegro Microsystems Inc, STR-X6737 Datasheet - Page 4

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

STR-X6737
A.S.O. temperature derating coefficient Curve
100
80
60
40
20
0
0
20
Internal frame temperature
STR-X6737
40
60
T
F
[℃]
80 100 120
Off-Line Quasi-Resonant Switching Regulators
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
100
80
60
40
20
0
Avalanche energy derating curve
25
50
Channel temperature
STR-X6737
75
Tch [℃]
100
0.01
100
0.1
125
10
1
1
150
Determuned by On-Resistance
Apply A.S.O temerature
coefficinet from the left graph to
this curve for evaluating actual
operation's safety
MOSFET A.S.O. Curve
Drain-to-Source Voltage
STR-X6737
10
V
Ta=25℃ Single
DS
[V]
1ms
100
pluse
100μs
1000
4