Overview
The TJA1028TK/5V0/20/X, produced by NXP USA Inc., is a highly integrated LIN (Local Interconnect Network) transceiver with an embedded low-drop voltage regulator. This component is designed to meet the standards of LIN 2.0/2.1, SAE J2602, and ISO 17987-4:2016 (12 V), making it suitable for various automotive and industrial applications. The TJA1028 combines the functions of a LIN transceiver and a voltage regulator in a single chip, facilitating the development of compact nodes in LIN bus systems.
Key Specifications
| Parameter | Value |
|---|---|
| Package | HVSON8 (3 mm × 3 mm) |
| Voltage Regulator Output | 3.3 V or 5.0 V |
| Maximum Current from Voltage Regulator | Up to 70 mA |
| Operating Voltage Range (VBAT) | 4.5 V to 28 V (max 40 V) |
| Transmission Speed | 10.4 kBd or 20 kBd depending on variant |
| ESD Performance | Strong ESD protection |
| Operating Temperature | -40°C to 150°C |
| Power Modes | Normal, Standby, Sleep |
| Wake-up Capability | Via LIN bus activity |
Key Features
- Compliance with LIN 2.0/2.1, SAE J2602, and ISO 17987-4:2016 (12 V) standards.
- Integrated low-drop voltage regulator delivering up to 70 mA.
- Available in 3.3 V and 5.0 V output variants.
- Strong ElectroStatic Discharge (ESD) performance.
- Support for Sleep mode to minimize current consumption.
- Wake-up capability via LIN bus activity.
- Optimized for transmission speeds of 10.4 kBd or 20 kBd.
- Compact HVSON8 package reducing board space by over 70%.
Applications
The TJA1028TK/5V0/20/X is primarily used in automotive and industrial applications where Local Interconnect Network (LIN) bus systems are employed. It is suitable for Electronic Control Units (ECUs), sensor nodes, and other peripheral devices that require a reliable and compact LIN transceiver with integrated voltage regulation.
Q & A
- What are the main standards that the TJA1028TK/5V0/20/X complies with? The TJA1028TK/5V0/20/X complies with LIN 2.0/2.1, SAE J2602, and ISO 17987-4:2016 (12 V) standards.
- What is the output voltage of the integrated voltage regulator? The integrated voltage regulator can deliver 3.3 V or 5.0 V.
- What is the maximum current that the voltage regulator can deliver? The voltage regulator can deliver up to 70 mA.
- What is the operating voltage range for the VBAT pin? The operating voltage range for the VBAT pin is from 4.5 V to 28 V, with a maximum voltage of 40 V.
- What are the transmission speeds supported by the TJA1028TK/5V0/20/X? The component supports transmission speeds of 10.4 kBd or 20 kBd depending on the variant.
- Does the TJA1028TK/5V0/20/X have ESD protection? Yes, it has strong ESD protection.
- What are the power modes supported by the TJA1028TK/5V0/20/X? The component supports Normal, Standby, and Sleep modes.
- How can the TJA1028TK/5V0/20/X be woken up from Sleep mode? It can be woken up via LIN bus activity.
- What is the package type and size of the TJA1028TK/5V0/20/X? The component comes in an HVSON8 package, which is 3 mm × 3 mm in size.
- What are the typical applications of the TJA1028TK/5V0/20/X? It is used in automotive and industrial applications, particularly in LIN bus systems for ECUs and sensor nodes.
