Sanken Power Devices from Allegro MicroSystems
STR-A6252M
Universal-Input 20 W 67 kHz Flyback Switching
Regulators
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S Re w it gu chi lat ng ors
Package DIP-8
Approximate Scale 1:1
FEATURES AND BENEFITS 67 kHz PWM with ±5% frequency jittering for EMI noise filtering and cost reduction Rugged 650 V avalanche-rated MOSFET: • Simplified surge absorption • No VDSS derating required Low RDS(on) : 2.
8 Ω maximum Auto-burst mode for stand-by operation or light loads; less transformer audible noise Built-in leading edge blanking Soft start and low start-up current; start-up circuit disabled in operation Auto-burst stand-by (intermittent operation) input power 0.
1 W at no load...