Products
Circuit Protection
Semtech LC03-3.3
Low-Capacitance 3.3 Volt TVS for High-Speed Interfaces
The LC03-3.3 transient voltage suppressor is designed to protect components which are connected to high speed data and telecommunication lines from voltage surges caused by lightning, electrostatic discharge (ESD), and electrical fast transients (EFT).
Overview
Features
- 1800 watts peak pulse power (tp = 8/20 µs)
- Transient protection for high-speed data lines to
- Telcordia (Bellcore) 1089 (intra-building) 100 A (2/10 µs)
- ITU K.20 IPP = 40 A (5/310 µs)
- IEC 61000-4-2 (ESD) ± 15 kV (air), ± 8 kV (contact)
- IEC 61000-4-4 (EFT) 40 A (5/50 ns)
- IEC 61000-4-5 (lightning) 12 A (8/20 µs)
- Protects two lines in common and differential mode
- Low capacitance for high-speed interfaces
- Low operating voltage: 3.3 V
- Low clamping voltage
- Integrated structure saves board space and increases reliability
- Solid-state EPD technology
- Lead-free, RoHS and WEEE compliant
Applications
- Low-voltage interfaces
- T3/E3
- 10/100/1000 Ethernet
- Set-top boxes
- ISDN interfaces
Packaging
- SO-8
- 500 pcs. Tape & Reel
Order Codes
- LC03-3.3.TBT
Diagrams and Specs
Block Diagram
Click diagram to enlarge
Datasheets and Resources
Application Notes
- Calculating Clamping Voltage at Different Peak Pulse Currents
- Calculating Transient Energy
- Disadvantages of On-Chip Transient Protection
- PCB Design Guidelines for ESD Suppression
- Transient Immunity Standards: IEC 61000-4-x
- TVS Diode Selection
- TVS Peak Pulse Power vs. Pulse Duration
- TVS Power Derating vs. Temperature
- Unidirectional and Bidirectional Operation
- What are TVS Diodes?
Datasheets
Tools and Resources
TVS Protection Selector Guide
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