Bidirectional TVS Diode

Manufacturer

Part #

Description

The Littelfuse AQ4324-01ETG Bidirectional Transient Voltage Suppressor (TVS) Diode provides high protection for single-channel electronic equipment that may experience destructive electrostatic discharges (ESD). This AEC-Q101-qualified diode array features a low leakage current of 50nA at 24V and ultra-low capacitance of 0.4pF, ensuring excellent signal integrity on challenging consumer electronics interfaces. It safely absorbs repetitive ESD strikes at ±12kV without performance degradation.

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Littelfuse AQ4324-01ETG Bidirectional TVS Diode

Introduction

The Littelfuse AQ4324-01ETG is a high-performance bidirectional transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from electrostatic discharges (ESD). This component is particularly suited for applications requiring robust ESD protection while maintaining signal integrity.

Part Description

The AQ4324-01ETG is an AEC-Q101-qualified diode array that features a low leakage current of 50nA at 24V and an ultra-low capacitance of 0.4pF. This ensures excellent signal integrity, making it ideal for challenging consumer electronics interfaces such as DisplayPort, Thunderbolt, and high-speed USB. The diode can safely absorb repetitive ESD strikes of ±12kV without performance degradation, providing reliable protection for single-channel electronic equipment.

Applications

Automotive antenna ESD protection
RF signal ESD protection
Near-field communications (NFC)
USB Type-C (short-to-VBUS tolerant)
Automotive SerDes with power over coax (PoC)

Industries

Automotive
Consumer Electronics
Telecommunications
Industrial Automation
Medical Devices

Usage Ideas

Automotive Antenna Protection: Integrate the AQ4324-01ETG into automotive antenna systems to safeguard against ESD, ensuring reliable communication and performance.
High-Speed USB Interfaces: Use the diode in high-speed USB applications to protect against voltage spikes, enhancing the longevity and reliability of the devices.
NFC Devices: Implement the AQ4324-01ETG in near-field communication devices to prevent ESD damage, ensuring seamless operation in mobile payment systems.

Conclusion

The Littelfuse AQ4324-01ETG Bidirectional TVS Diode is an essential component for protecting sensitive electronic devices from ESD. Its low leakage current and ultra-low capacitance make it ideal for a variety of applications across multiple industries. By incorporating this diode into your designs, you can enhance the reliability and performance of your electronic systems.