Manufacturer Part Number
NCV8668ABPD50R2G
Manufacturer
onsemi
Introduction
This product is a low-dropout linear voltage regulator designed for power management, specifically within the automotive industry, offering a stable 5V output with input voltages up to 40V.
Product Features and Performance
Positive output configuration with fixed 5V output
Maximum voltage dropout of 0.6V at 150mA load
Output current capacity of 150mA
Extremely low quiescent current of 43 µA, reducing standby power consumption
Power Supply Rejection Ratio (PSRR) of 60dB at 100Hz, ensuring stable operation against supply noise
Integrated control features like Enable, Reset, and Watchdog timers for enhanced system management
Protects against Over Current, Over Temperature, and Reverse Polarity for reliable operation
Product Advantages
Optimized for automotive applications with a wide operating temperature range of -40°C to 150°C
Qualified to AEC-Q100 standards, ensuring automotive-grade reliability and performance
Low dropout voltage and quiescent current enhance energy efficiency
Comprehensive protection features safeguard the system from various electrical stresses
Key Technical Parameters
Voltage Input (Max): 40V
Voltage Output (Min/Fixed): 5V
Voltage Dropout (Max): 0.6V @ 150mA
Current Output: 150mA
Current Quiescent (Iq): 43 µA
Operating Temperature: -40°C ~ 150°C
PSRR: 60dB (100Hz)
Quality and Safety Features
AEC-Q100 qualification highlights quality and safety for automotive application
Built-in overcurrent and overtemperature protection ensure long-term reliability
Reverse polarity protection adds an extra layer of safety for the connected circuits
Compatibility
Surface mount package (8-SOIC-EP) allows for straightforward integration into various circuit designs
Positive output configuration suitable for a wide range of automotive and industrial applications
Application Areas
Predominantly used in automotive power systems, including but not limited to:
Engine control units
Sensor modules
Infotainment systems
Product Lifecycle
Marked as Obsolete indicating discontinuation of production
Customers are advised to seek replacement or upgrade options for ongoing and future projects
Several Key Reasons to Choose This Product
High reliability and performance certified by AEC-Q100 qualification for automotive applications
Ultra-low quiescent current and dropout voltage contribute to energy-efficient designs
Integrated safety features provide comprehensive protection against electrical stress
Broad compatibility with automotive electronic systems thanks to its automotive-grade temperature range and power management capabilities
While classified as obsolete, it remains a compelling option for designs requiring stable 5V regulation with stringent power and safety requirements in automotive environments