Overview
The ESD224DQAR is a bidirectional TVS (Transient Voltage Suppressor) ESD protection diode array designed by Texas Instruments for high-speed applications, particularly in HDMI 2.0 and USB 3.0 interfaces. This device is engineered to provide robust protection against electrostatic discharge (ESD) and other transient events, ensuring the integrity of downstream devices. The ESD224DQAR is packaged in an industry-standard USON-10 (DQA) package, featuring a compact 2.50 mm × 1.00 mm body size with a 0.5-mm pin pitch, which simplifies implementation and reduces design time.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| ESD Protection (IEC 61000-4-2) | ±12 kV (Contact Discharge), ±15 kV (Air Gap Discharge) | kV |
| EFT Protection (IEC 61000-4-4) | 80 A (5/50 ns) | A |
| Surge Protection (IEC 61000-4-5) | 2 A (8/20 µs) | A |
| IO Capacitance | 0.5 pF | pF |
| Reverse Stand-off Voltage (VRWM) | -3.6 to 3.6 V | V |
| Breakdown Voltage (VBRF) | 5 to 7.9 V | V |
| Leakage Current | 0.1 nA (Typical) | nA |
| ESD Clamping Voltage | 8 V at 16-A TLP (System Side) | V |
| Operating Temperature Range | -40°C to +125°C | °C |
| Package Type | USON-10 (DQA) | |
| Package Dimensions | 2.50 mm × 1.00 mm | mm |
Key Features
- IEC 61000-4-2 Level 4 ESD Protection: Provides protection against ±12 kV contact discharge and ±15 kV air gap discharge.
- EFT and Surge Protection: Compliant with IEC 61000-4-4 and IEC 61000-4-5 standards, offering 80 A EFT protection and 2 A surge protection.
- Ultra-Low Capacitance: Typical IO capacitance of 0.5 pF, making it ideal for high-speed signal lines.
- HDMI 2.0 Compliant: Supports high-speed interfaces up to 6 Gbps, ensuring compliance with HDMI 2.0 standards.
- Ultra-Low Leakage Current: Leakage current as low as 0.1 nA, minimizing power consumption.
- Ultra-Low ESD Clamping Voltage: Clamps voltage to 8 V at 16-A TLP on the system side, protecting downstream devices.
- Industrial Temperature Range: Operates over a wide temperature range of -40°C to +125°C.
- Industry Standard Package: Packaged in a USON-10 (DQA) package with a 0.5-mm pin pitch, facilitating easy design and implementation.
Applications
- End Equipment: Suitable for set-top boxes, TVs, monitors, laptops, desktops, DVD, Blu-ray, and multimedia players.
- Interfaces: Protects HDMI 2.0/1.4, Ethernet 10/100/1000 Mbps, and USB 3.0 interfaces.
Q & A
- What is the primary function of the ESD224DQAR?
The ESD224DQAR is a bidirectional TVS ESD protection diode array designed to protect high-speed interfaces such as HDMI 2.0 and USB 3.0 from electrostatic discharge and other transient events.
- What level of ESD protection does the ESD224DQAR offer?
The ESD224DQAR provides IEC 61000-4-2 Level 4 ESD protection, which includes ±12 kV contact discharge and ±15 kV air gap discharge.
- What is the typical IO capacitance of the ESD224DQAR?
The typical IO capacitance is 0.5 pF, making it suitable for high-speed signal lines.
- Is the ESD224DQAR compliant with HDMI 2.0 standards?
Yes, the ESD224DQAR is HDMI 2.0 compliant and supports high-speed interfaces up to 6 Gbps.
- What is the leakage current of the ESD224DQAR?
The leakage current is typically 0.1 nA.
- What is the ESD clamping voltage of the ESD224DQAR?
The ESD clamping voltage is 8 V at 16-A TLP on the system side.
- What is the operating temperature range of the ESD224DQAR?
The operating temperature range is -40°C to +125°C.
- In what package is the ESD224DQAR available?
The ESD224DQAR is available in the industry-standard USON-10 (DQA) package.
- What are some common applications of the ESD224DQAR?
Common applications include set-top boxes, TVs, monitors, laptops, desktops, DVD, Blu-ray, and multimedia players, as well as protection for HDMI, Ethernet, and USB interfaces.
- Why is it important to avoid through-routing for this ESD diode?
Avoiding through-routing helps in achieving the best ESD performance by minimizing the voltage drop across the protected IC.
