Manufacturer Part Number
NCV4276BDSADJR4G
Manufacturer
onsemi
Introduction
The onsemi NCV4276BDSADJR4G is an automotive-grade low dropout linear voltage regulator.
Product Features and Performance
Adjustable output voltage from 2.5V to 20V
Maximum input voltage of 45V
Maximum dropout voltage of 0.5V at 250mA
Output current capacity of 400mA
Low quiescent current of 200 µA
Maximum supply current of 35 mA
70dB power supply rejection ratio (PSRR) at 100Hz
Includes enable control feature
Surface mount TO-263-6, D2PAK package
Product Advantages
High input voltage range suitable for automotive applications
Low quiescent current for energy savings
High PSRR for better output noise suppression
Robust protection features ensuring reliability
Compliance with AEC-Q100 standards for automotive qualification
Key Technical Parameters
Voltage - Input (Max): 45V
Voltage - Output (Min/Fixed): 2.5V
Voltage - Output (Max): 20V
Voltage Dropout (Max): 0.5V @ 250mA
Current - Output: 400mA
Current - Quiescent (Iq): 200 µA
PSRR: 70dB at 100Hz
Quality and Safety Features
Over Temperature Protection
Reverse Polarity Protection
Short Circuit Protection
Compatibility
Compatible with automotive electronics systems
AEC-Q100 qualified for automotive applications
Application Areas
Automotive systems
Power management for ECUs, infotainment, and sensors
Product Lifecycle
Not For New Designs
Customers may need to look for replacements or upgrades
Several Key Reasons to Choose This Product
Designed explicitly for harsh automotive environments
Supports a wide output voltage range for flexible application use
Efficient power consumption with low quiescent current
High PSRR minimizes supply noise for sensitive loads
Enhanced safety and durability offered by comprehensive protection features
AEC-Q100 qualification represents high reliability for automotive use