1N5819 Schottky Diode 1A/40V Low VF (0.6V) Fast Switching High Efficiency Low Power Loss DO-41 Package -65°C to +125°C Range Ideal for Polarity Protection & DC-DC Converters

Features

■ Very small conduction losses

■ Negligible switching losses

■ Extremely fast switching

■ Low forward voltage drop

■ Avalanche capability specified

Description

Axial Power Schottky rectifier suited for Switch Mode Power Supplies and high frequency DC to DC converters. Packaged in DO-41 these devices are intended for use in low voltage, high frequency inverters, free wheeling, polarity protection and small battery chargers.

Applications

Power Protection circuits
Reverse polarity protection: Utilizes low VF characteristics to prevent reverse current damage

Freewheeling diode in switching power supplies: Provides efficient current return path in DC.C converters
Power OR-ing circuits: Enables seamless switching between multiple power inputs

DC-DC Conversion Systems
Output rectification in buck converters
input protection in boost converters
Rectification in high-frequency(>100kHz) switching power supplies

Solar/Battery Systems
Anti-backfeed protection for PV panels

Reverse connection protection in battery charging

Battery isolation in portable devices

Industrial Control
Flyback protection for relays/solenoids

Freewheeling diode in motor drive circuits

PLC l/0 port protection

Consumer Electronics
Charging circuits for mobile devices

Rectification in LED driver power supp

lnput protection for LDO regulators

Automotive Electronics
Rectification in vehicle chargers

Power protection for car audio systems

Reverse polarity protection for 12V/24V vehicle equipment

INFORMATION

Drawing

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