The SP1072F3S is a transient voltage suppressor (TVS) diode array manufactured by Exar Corporation. It is designed to protect sensitive electronic components from damage due to electrostatic discharge (ESD), electrical fast transients (EFT), and lightning surge events. This device offers robust protection in a small package, making it suitable for various applications where space is a constraint.

Applications:

• Protection of I/O ports in portable devices
• Protection of data lines in communication equipment
• Protection of microcontrollers and microprocessors
• Protection of USB ports
• Protection of Ethernet ports

Features:

• Low clamping voltage
• Low leakage current
• Fast response time
• Provides ESD protection according to IEC 61000-4-2, ±30kV contact, ±30kV air
• EFT protection according to IEC 61000-4-4, 40A (5/50ns)
• Surge protection according to IEC 61000-4-5, 5A (8/20μs)
• Small footprint package

Benefits:

• Enhanced system reliability due to robust protection against transient voltage events
• Reduced downtime and repair costs associated with ESD or surge damage
• Improved product lifespan by safeguarding sensitive components
• Simplified design due to integrated protection functionality
• Compliance with industry standards for ESD, EFT, and surge immunity

The SP1072F3S is typically used in applications where the protection of sensitive circuitry is critical. Its low clamping voltage ensures that the voltage seen by the protected device remains within safe limits during transient events. The fast response time of the device allows it to quickly clamp transient voltages before they can cause damage. The small footprint package makes it easy to integrate into space-constrained applications.

Technical Specifications:

• Number of Channels: 2
• Reverse Stand-Off Voltage: 5V
• Clamping Voltage: Typically 7V - 9V depending on surge current.
• Package Type: SOT-23
• Operating Temperature Range: -40°C to +85°C