Overview
The TPD4E001DRLR is a four-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 international standard at Level 4. It features low capacitance and ultra-low leakage current, making it suitable for precision analog measurements and high-speed data applications.
Key Specifications
| Specification | Value |
|---|---|
| Number of Channels | 4 |
| ESD Protection | IEC 61000-4-2 Level 4: ±8kV Contact Discharge, ±15kV Air-Gap Discharge |
| Peak Pulse Current | 5.5A (8/20µs Pulse) |
| IO Capacitance | 1.5pF (Typical) |
| Leakage Current | < 1nA (Maximum) |
| Supply Current | 1nA |
| Supply-Voltage Range | 0.9V to 5.5V |
| Operating Temperature Range | –40°C to +85°C |
| Package Options | DRL (SOT), DBV (SOT-23), DCK (SC-70), DRS (QFN), DPK (PUSON) |
Key Features
- IEC 61000-4-2 ESD Protection (Level 4): ±8kV Contact Discharge, ±15kV Air-Gap Discharge
- Low IO Capacitance: 1.5pF (Typical) per channel, ideal for high-speed data interfaces
- Ultra-Low Leakage Current: < 1nA (Maximum), suitable for precision analog measurements
- Low Supply Current: 1nA
- Wide Supply-Voltage Range: 0.9V to 5.5V
- Space-Saving Package Options: DRL, DBV, DCK, DRS, and DPK
- Alternate Channel Options: TPD2E001 (2-channel), TPD3E001 (3-channel), TPD6E001 (6-channel)
Applications
- USB 2.0 Interfaces
- Ethernet Interfaces
- FireWire™ Serial Bus
- LVDS (Low-Voltage Differential Signaling)
- SVGA Video Connections
- Glucose Meters and Heart Rate Monitors
Q & A
- What is the primary function of the TPD4E001DRLR?
The TPD4E001DRLR is a four-channel Transient Voltage Suppressor (TVS) based Electrostatic Discharge (ESD) protection diode array.
- What level of ESD protection does the TPD4E001DRLR offer?
The device offers IEC 61000-4-2 ESD Protection at Level 4, with ±8kV Contact Discharge and ±15kV Air-Gap Discharge.
- What is the typical IO capacitance of the TPD4E001DRLR?
The typical IO capacitance is 1.5pF per channel.
- What is the maximum leakage current of the TPD4E001DRLR?
The maximum leakage current is less than 1nA.
- What is the supply-voltage range of the TPD4E001DRLR?
The supply-voltage range is from 0.9V to 5.5V.
- In what temperature range can the TPD4E001DRLR operate?
The device operates in the temperature range of –40°C to +85°C.
- What package options are available for the TPD4E001DRLR?
The device is available in DRL (SOT), DBV (SOT-23), DCK (SC-70), DRS (QFN), and DPK (PUSON) packages.
- What are some common applications of the TPD4E001DRLR?
Common applications include USB 2.0, Ethernet, FireWire™ Serial Bus, LVDS, SVGA video connections, and medical devices like glucose meters and heart rate monitors.
- Are there alternate channel options available for the TPD4E001DRLR?
- How does the TPD4E001DRLR protect against ESD strikes?
The device protects against ESD strikes by dissipating voltages above the trigger voltage through its internal diode network to ground and VCC.
