Overview
The NCV8405ASTT3G is a three-terminal protected Low-Side Smart Discrete device manufactured by onsemi. This device is designed to operate in harsh automotive environments and other applications requiring robust protection features. It is part of the NCV8405A/B series, which is AEC-Q101 qualified and PPAP capable, ensuring high reliability and compliance with automotive standards.
The device features advanced protection mechanisms, including overcurrent, overtemperature, ESD protection, and integrated Drain-to-Gate clamping for overvoltage protection. These features make it suitable for switching a variety of resistive, inductive, and capacitive loads, and it can replace electromechanical relays and discrete circuits in many applications.
Key Specifications
| Rating | Symbol | Value | Unit |
|---|---|---|---|
| Drain-to-Source Voltage Internally Clamped | VDSS | 42 | V |
| Drain-to-Gate Voltage Internally Clamped | VDGR | 42 | V |
| Gate-to-Source Voltage | VGS | −14 | V |
| Continuous Drain Current | ID | Internally Limited | A |
| Power Dissipation - SOT-223 Version @ TA = 25°C | PD | 1.0 / 1.7 / 11.4 | W |
| Thermal Resistance - Junction-to-Ambient Steady State (SOT-223 Version) | RJA | Varies with conditions | °C/W |
| Drain-to-Source Breakdown Voltage @ TJ = 25°C | V(BR)DSS | 42 - 51 | V |
| Gate Threshold Voltage @ TJ = 25°C | VGS(th) | 7.0 - 13 | V |
| Temperature Limit (Turn-off) @ VGS = 5 V | TLIM(off) | 150 - 200 | °C |
Key Features
- Short-Circuit Protection: Protects against short-circuit conditions.
- Thermal Shutdown with Automatic Restart: Automatically shuts down and restarts when thermal limits are exceeded.
- Overvoltage Protection: Includes integrated Drain-to-Gate clamping for overvoltage protection.
- Integrated Clamp for Inductive Switching: Handles inductive switching loads effectively.
- ESD Protection: Provides protection against electrostatic discharge.
- dV/dt Robustness: Robust against voltage transients.
- Analog Drive Capability (Logic Level Input): Can be driven by logic level inputs.
- AEC-Q101 Qualified and PPAP Capable: Meets automotive quality standards.
- Pb-Free, Halogen Free/BFR Free and RoHS Compliant: Environmentally friendly packaging.
Applications
- Switching Various Loads: Suitable for switching resistive, inductive, and capacitive loads.
- Replacing Electromechanical Relays and Discrete Circuits: Can replace traditional relays and discrete circuits in many applications.
- Automotive Systems: Designed for harsh automotive environments, making it ideal for automotive applications.
Q & A
- What is the NCV8405ASTT3G device?
The NCV8405ASTT3G is a three-terminal protected Low-Side Smart Discrete device manufactured by onsemi.
- What are the key protection features of the NCV8405ASTT3G?
The device features overcurrent, overtemperature, ESD protection, and integrated Drain-to-Gate clamping for overvoltage protection.
- What is the maximum drain-to-source voltage for the NCV8405ASTT3G?
The maximum drain-to-source voltage is 42 V.
- What is the gate threshold voltage range for the NCV8405ASTT3G at 25°C?
The gate threshold voltage range is 7.0 to 13 V.
- Is the NCV8405ASTT3G AEC-Q101 qualified?
- What types of loads can the NCV8405ASTT3G switch?
The device can switch resistive, inductive, and capacitive loads.
- Does the NCV8405ASTT3G have ESD protection?
- What is the thermal shutdown temperature range for the NCV8405ASTT3G?
The thermal shutdown temperature range is 150 to 200°C.
- Is the NCV8405ASTT3G RoHS compliant?
- What package options are available for the NCV8405ASTT3G?
The device is available in SOT-223 and DPAK packages.
