Overview
The TPD1E1B04DPYR is a bidirectional TVS (Transient Voltage Suppressor) ESD (Electrostatic Discharge) protection diode manufactured by Texas Instruments. This device is designed to provide robust protection against ESD events and other transient voltage surges. It features ultra-low dynamic resistance (RDYN) and extremely low clamping voltage, making it ideal for protecting sensitive signal pins in various electronic devices. The TPD1E1B04DPYR is rated to dissipate ESD strikes at the maximum level specified in the IEC 61000-4-2 international standard (Level 4), ensuring system-level protection against transient events.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | X1SON (DPY) | - |
| Pins | 2 | - |
| Operating Temperature Range | -40 to 125 | °C |
| IO Capacitance | 1 pF (Typical) | pF |
| DC Breakdown Voltage | 6.4 V (Typical) | V |
| Low Leakage Current | 100 nA (Maximum) | nA |
| Clamping Voltage | 8.5 V at ±16-A TLP | V |
| RDYN | 0.15 Ω | Ω |
| IEC 61000-4-2 ESD Protection | ±30-kV Contact and Air Gap Discharge | kV |
| IEC 61000-4-4 EFT Protection | 80 A (5/50 ns) | A |
| IEC 61000-4-5 Surge Protection | 6.3 A (8/20 µs) | A |
Key Features
- IEC 61000-4-2 Level 4 ESD Protection: ±30-kV Contact and Air Gap Discharge
- IEC 61000-4-4 EFT Protection: 80 A (5/50 ns)
- IEC 61000-4-5 Surge Protection: 6.3 A (8/20 µs)
- Ultra-low dynamic resistance (RDYN): 0.15 Ω
- Extremely low clamping voltage: 8.5 V at ±16-A TLP
- Low leakage current: 100 nA (Maximum)
- IO Capacitance: 1 pF (Typical)
- DC Breakdown Voltage: 6.4 V (Typical)
- Industrial Temperature Range: -40°C to +125°C
- Industry Standard 0402 Package
Applications
- End Equipment: Wearables, Laptops and Desktops, Mobile and Tablets, Set-Top Boxes, DVR and NVR, TV and Monitors, EPOS (Electronic Point of Sale)
- Interfaces: USB 2.0/1.1, GPIO, Pushbuttons, Audio
Q & A
- What is the TPD1E1B04DPYR used for? The TPD1E1B04DPYR is used for protecting electronic devices against ESD and transient voltage surges.
- What are the key protection standards it meets? It meets IEC 61000-4-2 Level 4 ESD Protection, IEC 61000-4-4 EFT Protection, and IEC 61000-4-5 Surge Protection.
- What is the typical clamping voltage of the TPD1E1B04DPYR? The typical clamping voltage is 8.5 V at ±16-A TLP.
- What is the dynamic resistance (RDYN) of the device? The dynamic resistance is 0.15 Ω.
- What is the operating temperature range of the TPD1E1B04DPYR? The operating temperature range is -40°C to +125°C.
- In what package is the TPD1E1B04DPYR available? It is available in the industry standard 0402 (DPY) package.
- What is the IO capacitance of the TPD1E1B04DPYR? The IO capacitance is 1 pF (Typical).
- What are some common applications of the TPD1E1B04DPYR? Common applications include protecting interfaces such as USB 2.0, GPIO, pushbuttons, and audio in various end equipment like wearables, laptops, and mobile devices.
- What is the maximum leakage current of the TPD1E1B04DPYR? The maximum leakage current is 100 nA.
- How does the TPD1E1B04DPYR protect against ESD events? It diverts ESD currents to ground through its internal diode network, protecting the connected circuitry.
