SMF48A Circuit Protection

Voltage - Clamping (Max) @ Ipp:	77.4V
Supplier Device Package:	SOD-123F
Package / Case:	SOD-123F
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	200W
Current - Peak Pulse (10/1000µs):	2.6A
Series:	SMF
Voltage - Breakdown (Min):	53.3V
Voltage - Reverse Standoff (Typ):	48V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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The SMF48A Transient Voltage Suppressor (TVS) Diode is a well-known semiconductor device widely used for protection of electronics systems from electrical transients like lightning, electrostatic discharge (ESD), and other transient overvoltage events. This device is specially designed to protect industrial equipment, consumer electronics, and computers from power surges and other potentially damaging voltages.The SMF48A is a monolithic glass surface mounted device in a two-lead package, that provides protection against overvoltage transients and line disturbances. It operates within a breakdown voltage range of 5V to 18V and is able to withstand power surges up to 15A. This device is also able to withstand peak pulses of up to 48A.The SMF48A operates on the junction breakdown principle. It is designed to protect sensitive components from high voltage transients and surges that can damage them. When a high voltage transient occurs, it causes a "breakdown", or avalanche, effect across the junction. This effect results in a large current flow which discharges the transient energy. The diode is able to dissipate this energy harmlessly without causing damage to the device.The SMF48A\'s impressive specification sheet makes it well-suited for a wide variety of applications including consumer electronics, automotive, telecommunications, computer and industrial equipment. It can be used in both ac and dc power lines to absorb overvoltage transients and surges and protect sensitive components from damage. With its impressive surge current capabilities and reliable protection against electrical transients, the SMF48A is a dependable choice for any application where protection from power surges is required.The SMF48A is also suitable for use in high-frequency switching power supplies. It can be employed as a protection device against voltage transients caused by switching between power rails, and also as a protection device against ESD pulses. In addition, the low clamping voltage and fast transient response time of the SMF48A make it ideal for use in circuit applications with a high-frequency switching cycle.The SMF48A\'s lead-free construction also makes it suitable for use in a variety of lead-free solders, including ROHS compliant solders and alloys. The device is compliant with a variety of safety standards including the UL flammability rating V2, and is UL and TUV certified. Its small form-factor and lead-free construction make it easy to use and suitable for a wide range of applications.Overall, the SMF48A Transient Voltage Suppressor (TVS) Diode is a well-rounded device suitable for a wide variety of applications and circuit designs. Its surge current capabilities combined with its lead-free construction, low profile, and high standards of safety make it an ideal choice for protecting sensitive components and systems from electrical transients.

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