Overview
The NCV7441D20R2G, produced by onsemi, is a sophisticated electronic component designed for automotive and industrial applications. Although specific details for this exact model are not readily available, it is part of the broader family of LIN (Local Interconnect Network) transceivers and voltage regulators, similar to the NCV7420. These components are integral in vehicle networking and control systems, providing reliable communication and power management.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Battery Voltage (VBB) | -0.3 | 45 | V | |
| Load Dump Protection | 45 | V | ||
| Supply Current in Normal Mode | 1.6 | mA | ||
| Supply Current in Standby Mode | 70 | μA | ||
| Supply Current in Sleep Mode | 20 | μA | ||
| VCC Output Voltage (3.3V Version) | 3.19 | 3.30 | 3.41 | V |
| VCC Output Voltage (5V Version) | 4.9 | 5.0 | 5.1 | V |
| Maximum VCC Output Current | 50 | mA | ||
| Junction Temperature | -40 | 150 | °C | |
| Thermal Shutdown Temperature | 165 | 195 | °C |
Key Features
- LIN Transceiver: Supports LIN protocol versions 2.0 and 2.1, enabling communication between a LIN protocol controller and the physical bus.
- Voltage Regulator: Integrated 3.3V or 5V voltage regulator with a current capability up to 50 mA.
- Operating Modes: Four operating states - normal mode, low slope mode, standby mode, and sleep mode - to manage power consumption and communication.
- Protection Features: Load dump protection up to 45V, system ESD protection up to ±12 kV, and thermal shutdown circuitry.
- Wake-Up Mechanism: Local wake-up and remote wake-up via LIN bus to transition from sleep or standby mode to active mode.
- EMI Compatibility: Integrated slope control to meet demanding EMS/EME requirements.
Applications
The NCV7441D20R2G is designed for use in automotive and industrial control systems, particularly in applications requiring reliable and efficient communication over the LIN bus. This includes:
- Vehicle networking systems
- Control devices such as door locks, mirrors, and seat adjustments
- Automotive body control modules
- Industrial automation and control systems
Q & A
- What is the primary function of the NCV7441D20R2G?
The primary function is to act as a LIN transceiver and voltage regulator for automotive and industrial applications. - What are the different operating modes of the NCV7441D20R2G?
The component operates in normal mode, low slope mode, standby mode, and sleep mode. - What is the maximum load dump protection voltage?
The maximum load dump protection voltage is 45V. - What is the maximum current output of the integrated voltage regulator?
The maximum current output is up to 50 mA. - How does the component wake up from sleep or standby mode?
The component can wake up via local wake-up or remote wake-up through the LIN bus. - What is the thermal shutdown temperature range?
The thermal shutdown temperature range is between 165°C and 195°C. - What kind of ESD protection does the component offer?
The component offers system ESD protection up to ±12 kV. - In what types of applications is the NCV7441D20R2G typically used?
It is used in automotive and industrial control systems, including vehicle networking and body control modules. - What are the typical supply current values in different modes?
The supply current is approximately 1.6 mA in normal mode, 70 μA in standby mode, and 20 μA in sleep mode. - What is the purpose of the integrated slope control?
The integrated slope control is to minimize EMC emission and meet demanding EMS/EME requirements.
