Products
Circuit Protection
Semtech LCDA12C-8
12 V Low-Capacitance, 8-Line TVS Array
The LCDAxxC-8 has been specifically designed to protect sensitive components which are connected to data and transmission lines from over voltages caused by electrostatic discharge (ESD), electrical fast transients (EFT), and lightning.
Overview
Features
- 12 V 15 V operating voltage
- Protects eight I/O lines
- Transient protection for high-speed data lines to
- 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) 0.5 kV, 12 A (8/20 µs)
- Low capacitance for high-speed interfaces
- High surge capability
- Low clamping voltage
- Solid-state silicon-avalanche technology
Applications
- Multi-mode transceiver protection
- WAN equipment:
- CSU/DSU
- Multiplexers
- Routers
- ISP equipment
- Customer premise equipment
Protection for any of the following interfaces:
- RS-232 (V.28)
- RS-422 (V.11, X.21)
- RS-449 (V.11/V.10)
Packaging
- 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) 0.5 kV, 12 A (8/20 µs)
- Multi-mode transceiver protection
- WAN equipment:
- CSU/DSU
- Multiplexers
- Routers
- ISP equipment
- Customer premise equipment
Protection for any of the following interfaces:
- RS-232 (V.28)
- RS-422 (V.11, X.21)
- RS-449 (V.11/V.10)
Packaging
SO-16
Order Codes
- LCDA12C-8.TBT: Lead-free, RoHS and WEEE compliant, 500 pcs. Tape & Reel
Diagrams and Specs
Block Diagram
Click diagram to enlarge
Datasheets and Resources
Restricted
Application Matrices
- TVS Applications Matrix - Computers
- TVS Applications Matrix - Portables
- TVS Applications Matrix - Standards
- TVS Applications Matrix - Telecom
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
- ESD Protection -SI96-12
- ESD Threat to Semiconductor Devices - SI96-11
- 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
