CSPD Family
SEA Series
The SEA series is a multifunctional overvoltage protection component specifically designed for electrostatic protection applications in the automotive and motorcycle industries. Below is a detailed introduction to the SEA series.
Series Features
Complies with ISO10605 automotive ESD standards
Small size
SEA Series is designed to address the space constraints of automotive control boards and is among the smallest ESD protection components in the industry.
High energy capacity
The SEA Series is developed to meet the high energy demands of automotive circuits and offers the highest energy-handling capabilities for ESD protection in the industry.
Product Features
Size: 0402in to 0805in
Operating Voltage: 5V to 24V
ESD Capability (C4 Level): 15kV to 25kV
Surge Current Capability (8/20μs): 10A to 45A
Operating Temperature: -55°C to 150°C
Compliant with ISO 10605
Series Advantages
Small in Size,Capacitance Matching,High Temperature Resistance,High Energy Handling
Small in size
Compact size reduces PCB area usage
Capacitance Matching
Excellent capacitance matching helps suppress noise in CAN communication using MLCCs
High Temperature Resistance
Ceramic heat dissipation minimizes performance degradation in high-temperature environments
High Energy Handling
Pure silver inner electrodes enhance energy dissipation performance
Product Specifications
| Part Number | Breakdown Voltage | Stand-off Voltage | Clamping Voltage | Typical Capacitance | Leakage Current | ESD Ability |
|---|---|---|---|---|---|---|
| Symbol | VDC(max.) | VB(1mA) | VC(MAX.) | C(1MHZ) | ILDC | VESD |
| 0402EA240-HSP | 16V | 28V~38V | 57V | 15pF(±30%) | <0.8uA | 25KV |
| 0402EA470-HSP | 28V | 48V~72V | 108V | 15pF(±30%) | <0.8uA | 25KV |
| 0603EA240-LSP | 16V | 28V~38V | 57V | 50pF(±30%) | <0.8uA | 25KV |
| 0603EA240-MSP | 16V | 28V~38V | 57V | 25pF(±30%) | <0.8uA | 25KV |
| 0603EA240-HSP | 16V | 28V~38V | 57V | 10pF(±30%) | <0.8uA | 25KV |
| 0603EA470-LSP | 28V | 48V~72V | 108V | 50pF(±30%) | <0.8uA | 25KV |
| 0603EA470-HSP | 28V | 48V~72V | 108V | 15pF(±30%) | <0.8uA | 25KV |
| 0603EA510-LSP | 32V | 52V~76V | 110V | 50pF(±30%) | <0.8uA | 25KV |
| 0603EA680-HSP | 42V | 70V~95V | 140V | 15pF(±30%) | <0.8uA | 25KV |
| 0603EA750-HSP | 60V | 76V~83V | 110V | 15pF(±30%) | <0.8uA | 25KV |
| 0603EA111-HSP | 75V | 110V~140V | 200V | 15pF(±30%) | <0.8uA | 27KV |
| 0805EA470-XSP | 36V | 42.3V~51.7V | 77V | 200pF(±30%) | <2.0uA | 25KV |
Application Scenarios
ECU communication lines
Protects vehicle control unit data transmission from ESD and overvoltage.
Protects low-speed in vehicle networks from overvoltage and ensures data integrity.
Provides reliable protection for high frequency communication such as ADAS and autonomous driving.
Protects low-speed in vehicle networks from overvoltage and ensures data integrity.
Provides reliable protection for high frequency communication such as ADAS and autonomous driving.
Vehicle lighting control lines
Protects LED lighting from voltage spikes and ensures stable long-term operation.
Prevents xenon lamp startup circuits from being damaged by surges or voltage fluctuations.
Protects light switch systems from abnormal voltage and ensures safe driving.
Prevents xenon lamp startup circuits from being damaged by surges or voltage fluctuations.
Protects light switch systems from abnormal voltage and ensures safe driving.
In-vehicle entertainment systems
Protects HDMI/USB interfaces from ESD and ensures stable media transmission.
Prevents display and touchscreen interface malfunctions caused by voltage variations.
Prevents display and touchscreen interface malfunctions caused by voltage variations.
Battery Management System (BMS)
ESD may interfere with or damage EV lithium battery modules. SEA Series helps ensure safe, reliable power management.
ESD can pose safety and reliability risks. Effective electrostatic control enhances product quality and operational safety.
