Overview
The TPD2E001DZDR is a two-channel Transient Voltage Suppressor (TVS) based Electrostatic Discharge (ESD) protection diode array produced by Texas Instruments. This device is designed to provide robust ESD protection for high-speed data interfaces, adhering to the IEC 61000-4-2 Level 4 international standard. It features low capacitance and low leakage current, making it ideal for protecting sensitive electronics in various applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 2 | |
| ESD Protection | ±8 kV (Contact), ±15 kV (Air-Gap) | |
| IO Capacitance | 1.5 pF (Typical) | pF |
| Leakage Current | 1 nA (Maximum) | nA |
| Supply Voltage Range | 0.9 V to 5.5 V | V |
| Junction Temperature | -40°C to 150°C | °C |
| Package Options | SOT-23 (DZD), WSON (DRS), USON (DRY), SOP (DRL) | |
| Thermal Resistance (Junction-to-Ambient) | 213.7 °C/W (DZD package) | °C/W |
Key Features
- IEC 61000-4-2 ESD Protection (Level 4): ±8 kV Contact Discharge, ±15 kV Air-Gap Discharge
- Low IO Capacitance: 1.5 pF (Typical)
- Low Leakage Current: 1 nA (Maximum)
- Low Supply Current: 1 nA
- Supply Voltage Range: 0.9 V to 5.5 V
- Space-Saving Package Options: DRL, DRY, DRS, and DZD
- Uni-directional ESD Protection with Central ESD Clamp
Applications
- USB 2.0 Interfaces
- Ethernet
- FireWire™
- LVDS
- SVGA Video Connections
- Glucose Meters
- Medical Imaging
Q & A
- What is the primary function of the TPD2E001DZDR?
The TPD2E001DZDR is a two-channel Transient Voltage Suppressor (TVS) designed to provide Electrostatic Discharge (ESD) protection for high-speed data interfaces.
- What are the ESD protection levels of the TPD2E001DZDR?
The device provides ±8 kV Contact Discharge and ±15 kV Air-Gap Discharge protection according to the IEC 61000-4-2 Level 4 standard.
- What is the typical IO capacitance of the TPD2E001DZDR?
The typical IO capacitance is 1.5 pF.
- What is the maximum leakage current of the TPD2E001DZDR?
The maximum leakage current is 1 nA.
- What is the supply voltage range for the TPD2E001DZDR?
The supply voltage range is from 0.9 V to 5.5 V.
- What package options are available for the TPD2E001DZDR?
The device is available in SOT-23 (DZD), WSON (DRS), USON (DRY), and SOP (DRL) packages.
- How does the TPD2E001DZDR protect against ESD events?
The device protects against ESD events by directing high voltages to ground and VCC via its internal diode network, ensuring that the protected lines are not damaged.
- What are some common applications for the TPD2E001DZDR?
Common applications include USB 2.0 interfaces, Ethernet, FireWire™, LVDS, SVGA video connections, glucose meters, and medical imaging devices.
- What are the thermal resistance characteristics of the TPD2E001DZDR?
The thermal resistance (junction-to-ambient) for the DZD package is 213.7 °C/W.
- How should the TPD2E001DZDR be placed on a PCB to optimize ESD protection?
The device should be placed as close to the connector as possible to minimize EMI coupling and ensure effective ESD protection.
