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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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L6730B Fiches technique(PDF) 1 Page - STMicroelectronics |
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L6730B Fiches technique(HTML) 1 Page - STMicroelectronics |
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1 / 52 page  June 2006 Rev 2 1/52 52 L6730 L6730B Adjustable step-down controller with synchronous rectification Features ■ Input voltage range from 1.8V to 14V ■ Supply voltage range from 4.5V to 14V ■ Adjustable output voltage down to 0.6V with ±0.8% accuracy over line voltage and temperature (0°C~125°C) ■ Fixed frequency voltage mode control ■ tON lower than 100ns ■ 0% to 100% duty cycle ■ Selectable 0.6V or 1.2V internal voltage reference ■ External input voltage reference ■ Soft-start and inhibit ■ High current embedded drivers ■ Predictive anti-crossconduction control ■ Selectable uvlo threshold (5V or 12V BUS) ■ Programmable high-side and low-side RDS(on) sense over-current-protection ■ Switching frequency programmable from 100kHz to 1MHz ■ Master/slave synchronization with 180° phase shift ■ Pre-bias start up capability (L6730) ■ Selectable source/sink or source only capability after soft-start (L6730) ■ Selectable constant current or hiccup mode overcurrent protection after soft-start (L6730B) ■ Power good output with programmable delay ■ Over voltage protection with selectable latched/not-latched mode ■ Thermal shut-down ■ Package: HTSSOP20 Applications ■ High performance / high density DC-DC modules ■ Low voltage distributed DC-DC ■ niPOL converters ■ DDR memory supply ■ DDR memory bus termination supply HTSSOP20 www.st.com Order Codes Part number Package Packing L6730 HTSSOP20 Tube L6730TR HTSSOP20 Tape & Reel L6730B HTSSOP20 Tube L6730BTR HTSSOP20 Tape & Reel |
Numéro de pièce similaire - L6730B |
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Description similaire - L6730B |
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