Overview
The TJA1028T/5V0/10/2Z is a Local Interconnect Network (LIN) transceiver produced by NXP USA Inc. 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 highly suitable for automotive electronics. It features an integrated low-dropout voltage regulator, which can deliver up to 70 mA, and is available in a compact SO8 package or a 3 mm × 3 mm HVSON8 package, reducing board space requirements significantly.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Voltage Regulator Output (VCC) | VBAT = 4.5 V to 28 V, IVCC = -70 mA to 0 mA | 4.9 | 5 | 5.1 | V |
| Output Current Limit (IOlim) | VCC = 0 V to 5.5 V | -250 | - | -70 | mA |
| Undervoltage Detection (Vuvd) | VCC(nom) = 5 V | 4.6 | - | 4.9 | V |
| Undervoltage Recovery (Vuvr) | VCC(nom) = 5 V | 4.9 | - | 5.1 | V |
| Baud Rate | - | - | 20 | kBd | |
| Operating Voltage Range (VBAT) | - | 4.5 | - | 28 | V |
| Maximum Voltage (VBAT) | - | - | - | 40 | V |
| Package Type | - | - | SO8 or HVSON8 | - | - |
Key Features
- Voltage Regulation: Provides a 5 V or 3.3 V regulated output with up to 70 mA current capability.
- Low Power Modes: Supports Standby and Sleep modes to reduce power consumption.
- ESD Performance: Compliant with IEC61000-4-2 standard, with LIN and VBAT pins capable of withstanding ±8 kV ESD.
- Protection Features: LIN and VBAT pins can withstand transient voltages in automotive environments, compliant with ISO 7637. Short-circuit protection to battery and ground.
- Wake-up Function: Supports wake-up via the LIN bus.
- Thermal Protection: Includes overheat detection function.
- Electromagnetic Compatibility: Very low electromagnetic emission and high electromagnetic immunity.
- Data Transfer Timeout: Features a TXD dominant timeout function.
- K-wire Compatibility: Compatible with K-wire communication.
Applications
The TJA1028T/5V0/10/2Z is primarily used in automotive electronics, particularly in Electronic Control Units (ECUs) that require LIN communication. Key applications include:
- Automotive Network Systems: Acts as a node in the LIN network for communication within the vehicle.
- Electronic Control Units (ECUs): Provides stable power and communication interfaces for ECUs and their peripheral devices.
- Compact Node Development: Suitable for space-constrained applications due to its small package size.
Q & A
- What is the TJA1028T/5V0/10/2Z used for? The TJA1028T/5V0/10/2Z is used as a LIN transceiver in automotive electronics, particularly in Electronic Control Units (ECUs) that require LIN communication.[
- What standards does the TJA1028T/5V0/10/2Z comply with? It complies with LIN 2.0/2.1, SAE J2602, and ISO 17987-4:2016 (12 V) standards.[
- What is the voltage regulation capability of the TJA1028T/5V0/10/2Z? It provides a 5 V or 3.3 V regulated output with up to 70 mA current capability.[
- What are the low power modes supported by the TJA1028T/5V0/10/2Z? It supports Standby and Sleep modes to reduce power consumption.[
- What is the ESD performance of the TJA1028T/5V0/10/2Z? The LIN and VBAT pins can withstand ±8 kV ESD, compliant with IEC61000-4-2 standard.[
- Does the TJA1028T/5V0/10/2Z have protection features? Yes, it has protection features including transient voltage protection compliant with ISO 7637 and short-circuit protection to battery and ground.[
- How does the TJA1028T/5V0/10/2Z handle wake-up? It supports wake-up via the LIN bus.[
- What is the package type of the TJA1028T/5V0/10/2Z? It is available in SO8 or HVSON8 packages.[
- What is the operating voltage range of the TJA1028T/5V0/10/2Z? The operating voltage range is from 4.5 V to 28 V, with a maximum voltage of 40 V.[
- Is the TJA1028T/5V0/10/2Z RoHS compliant? Yes, it is Lead Free and RoHS compliant.[
- What are some common applications of the TJA1028T/5V0/10/2Z? Common applications include automotive network systems, Electronic Control Units (ECUs), and compact node development.[
