Products
Circuit Protection
Semtech LCDA24C-1
24 V Low-Capacitance TVS Diode Array For High-Speed Data Interfaces
The LCDA24C-1 is a low capacitance transient voltage suppressor (TVS) diode array. It is designed to protect sensitive CMOS ICs from the damaging effects of ESD and lightning.
Overview
Features
- Transient protection for high-speed data lines
- IEC 61000-4-2 (ESD) ± 15 kV (air), ± 8 kV (contact)
- IEC 61000-4-4 (EFT) 40 A (tp = 5/50 ns)
- IEC 61000-4-5 (Lightning) 0.5 kV, 10 A (8/20 µs)
- Configuration optimized for easy board layout
- Protects one line pair
- Low capacitance (< 10 pF) for high-speed interfaces
- Low clamping voltage
- Low leakage current
- Working voltage: 24 V
- Solid-state silicon-avalanche technology
Applications
- ADSL interfaces
- RS-232, RS-422, V.90 interfaces
- Multi-protocol serial transceivers
- High-speed data lines
- Portable electronics
- WAN/LAN equipment
Packaging
SOT-143
Order Codes
- LCDA24C-1.TCT: Lead-free, RoHS and WEEE compliant, 3000 pcs. Tape & Reel
Diagrams and Specs
Block Diagram
Click diagram to enlarge
Datasheets and Resources
Restricted
Application Matrices
Application Notes
- Calculating Clamping Voltage at Different Peak Pulse Currents - SI97-03
- Calculating Transient Energy - SI97-02
- Disadvantage of On-Chip Transient Protection - SI97-04
- Low Capacitance Devices - SI96-07
- PCB Design Guidelines for ESD Suppression - SI99-01
- Sources of Transients: Lightning - SI96-09
- Transient Immunity Standards: IEC 61000-4-x - AN96-07
- TVS Diode Loading Capacitance vs. Data Transmission Rate - SI96-08
- TVS Diode Selection - SI96-02
- TVS Peak Pulse Power vs. Pulse Duration - SI96-03
- TVS Power Derating vs. Temperature - SI96-04
- Unidirectional and Bidirectional Operation - SI96-05
- What are TVS Diodes? - SI96-01
Datasheets
Tools and Resources
TVS Protection Selector Guide
Download Free Copy
