Overview
The TJA1052IT/2Y, produced by NXP USA Inc., is a galvanically isolated high-speed CAN (Controller Area Network) transceiver. This component is specifically designed for use in Electric Vehicles (EV) and Hybrid Electric Vehicles (HEV), providing a reliable and isolated interface between the CAN protocol controller and the CAN bus. The TJA1052IT/2Y ensures high-speed data transmission and reception while maintaining electrical isolation, which is crucial for safety and reliability in automotive applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Rated Insulation Voltage | - | - | 2.5 kV (RMS) | - |
| Supply Voltage (VDD1) | 3.0 | - | 5.25 | V |
| Supply Voltage (VDD2) | 4.75 | - | 5.25 | V |
| Operating Temperature | -40 | - | 125 | °C |
| Virtual Junction Temperature | -40 | - | 150 | °C |
| High-Level Input Voltage (TXD) | 0.7VDD2 | - | VDD2 + 0.3 | V |
| Low-Level Input Voltage (TXD) | -0.3 | - | 0.3VDD2 | V |
| High-Level Output Voltage (RXD) | VDD1 - 0.4 | - | - | V |
| Low-Level Output Voltage (RXD) | - | - | 0.4 | V |
| Differential Input Capacitance | - | - | 10 pF | - |
Key Features
- Galvanic isolation up to 2.5 kV (RMS) to ensure electrical safety and reliability.
- High-speed CAN transceiver compliant with ISO 11898-2 and ISO 11898-5.
- Operates over a wide temperature range from -40°C to 125°C.
- Low electromagnetic emission (EME) due to optimized output signal slopes.
- Standby mode with low-power CAN receiver active for bus wake-up detection.
- SO16 plastic small outline package with 16 leads.
- Compliant with EU RoHS, PbFree, and Halogen Free standards.
Applications
The TJA1052IT/2Y is primarily used in automotive applications, including Electric Vehicles (EV) and Hybrid Electric Vehicles (HEV). It is suitable for any system requiring a high-speed CAN interface with galvanic isolation, such as:
- In-vehicle networks.
- Automotive control systems.
- Industrial automation systems requiring CAN communication.
- Any application where electrical isolation is critical for safety and reliability.
Q & A
- What is the primary function of the TJA1052IT/2Y?
The TJA1052IT/2Y is a galvanically isolated high-speed CAN transceiver that provides an interface between a CAN protocol controller and the CAN bus. - What is the rated insulation voltage of the TJA1052IT/2Y?
The rated insulation voltage is up to 2.5 kV (RMS). - What are the operating temperature ranges for the TJA1052IT/2Y?
The component operates over a temperature range from -40°C to 125°C. - Is the TJA1052IT/2Y compliant with environmental standards?
Yes, it is compliant with EU RoHS, PbFree, and Halogen Free standards. - What package type does the TJA1052IT/2Y come in?
The component is packaged in a SO16 plastic small outline package with 16 leads. - What are the typical applications of the TJA1052IT/2Y?
It is used in Electric Vehicles (EV), Hybrid Electric Vehicles (HEV), in-vehicle networks, and other systems requiring high-speed CAN communication with galvanic isolation. - How does the TJA1052IT/2Y manage electromagnetic emission?
The component is designed with optimized output signal slopes to minimize electromagnetic emission (EME). - Does the TJA1052IT/2Y support standby mode?
Yes, it has a standby mode where only the isolator and low-power CAN receiver are active for bus wake-up detection. - What are the supply voltage ranges for VDD1 and VDD2?
VDD1 ranges from 3.0 V to 5.25 V, and VDD2 ranges from 4.75 V to 5.25 V. - Is the TJA1052IT/2Y compatible with ISO 11898 standards?
Yes, it is compliant with ISO 11898-2 and ISO 11898-5 standards.
