Overview
The TPI12011NRL is a tripolar protection device designed for ISDN interfaces and high-speed data telecom lines, manufactured by STMicroelectronics. This component is part of the TPI series, which offers bidirectional triple crowbar protection. It is particularly suited for applications requiring robust surge protection and low capacitance to ensure high-speed transmission without signal attenuation.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Current (IPP) | 30 A (10/1000 µs), 40 A (5/310 µs), 90 A (2/10 µs) | A |
| Non-Repetitive Surge Peak On-State Current (ITSM) | 8 A (tp = 10 ms), 3.5 A (tp = 1 s) | A |
| Storage Temperature Range (Tstg) | -55 to 150 | °C |
| Maximum Junction Temperature (Tj) | 150 | °C |
| Maximum Lead Temperature for Soldering | 260 | °C |
| Stand-off Voltage (VRM) | 105 V | V |
| Breakdown Voltage (VBR) | 120 V | V |
| Breakover Voltage (VBO) | 160 V (dynamic) | V |
| Leakage Current (IRM) | 1 µA | µA |
| Capacitance (CA, CB) | 45 pF (max), 15 pF (max) | pF |
| Package | SO-8 | - |
| Packing Mode | Tape and Reel | - |
Key Features
- Bidirectional Triple Crowbar Protection: Provides protection against both positive and negative surges in differential and common modes.
- Low Capacitance: Ensures high-speed transmission without signal attenuation, with capacitance values of 45 pF (max) and 15 pF (max).
- Fixed Breakdown Voltage: Maintains consistent breakdown voltage levels for both common and differential modes.
- Surge Current Capability: Handles peak pulse currents up to 30 A (10/1000 µs) and non-repetitive surge peak on-state currents up to 8 A (tp = 10 ms).
- Compliance with Standards: Meets CCITT K17-K20, VDE 0433, VDE 0878, and IEC 61000-4-2 level 4 standards.
- ECOPACK® Packaging: Lead-free second level interconnect, meeting environmental requirements.
Applications
- ISDN Interfaces: Designed specifically for protecting ISDN interfaces from surge currents and overvoltages.
- High-Speed Data Telecom Lines: Suitable for high-speed data transmission lines requiring low capacitance and robust surge protection.
- U and S Interface Protection: Can be used in both U and S interface protection configurations to ensure reliable and balanced protection against overvoltages.
Q & A
- What is the TPI12011NRL used for?
The TPI12011NRL is used for protecting ISDN interfaces and high-speed data telecom lines from surge currents and overvoltages.
- What is the peak pulse current capability of the TPI12011NRL?
The peak pulse current capability is up to 30 A (10/1000 µs), 40 A (5/310 µs), and 90 A (2/10 µs).
- What standards does the TPI12011NRL comply with?
The TPI12011NRL complies with CCITT K17-K20, VDE 0433, VDE 0878, and IEC 61000-4-2 level 4 standards.
- What is the package type of the TPI12011NRL?
The package type is SO-8, and it is available in tape and reel packing mode.
- What is the maximum junction temperature of the TPI12011NRL?
The maximum junction temperature is 150°C.
- Does the TPI12011NRL have low capacitance?
Yes, it has low capacitance, with values of 45 pF (max) and 15 pF (max), ensuring high-speed transmission without signal attenuation.
- Is the TPI12011NRL lead-free?
Yes, it is available in ECOPACK® packages, which are lead-free and meet environmental requirements.
- How does the TPI12011NRL handle surge currents in both common and differential modes?
The TPI12011NRL maintains consistent breakdown voltage levels and surge current capability in both common and differential modes.
- Can the TPI12011NRL be used in U and S interface protection configurations?
Yes, it can be used in both U and S interface protection configurations to ensure reliable and balanced protection against overvoltages.
- What is the status of the TPI12011NRL in terms of lifecycle?
The TPI12011NRL is scheduled for obsolescence and will be discontinued.
