Manufacturer Part Number
L78L09ABUTR
Manufacturer
STMicroelectronics
Introduction
The L78L09ABUTR is a linear voltage regulator integrated circuit (IC) offered by STMicroelectronics. It is designed to provide a stable and regulated 9V output voltage from a higher input voltage.
Product Features and Performance
Fixed 9V output voltage
Output current capability of up to 100mA
Wide input voltage range of up to 30V
Low quiescent current of 5.5mA
High power supply rejection ratio (PSRR) of 44dB at 120Hz
Integrated protection features including overcurrent, overtemperature, and short-circuit protection
Product Advantages
Compact SOT-89-3 surface-mount package
Reliable and robust design
Wide operating temperature range of -40°C to +125°C
RoHS3 compliant
Key Technical Parameters
Output Voltage: 9V (fixed)
Output Current: 100mA
Input Voltage: Up to 30V
Quiescent Current: 5.5mA
PSRR: 44dB at 120Hz
Operating Temperature: -40°C to +125°C
Quality and Safety Features
Integrated protection against overcurrent, overtemperature, and short-circuit
Robust and reliable design for long-term performance
Compatibility
The L78L09ABUTR is compatible with a wide range of electronic devices and systems that require a stable 9V power supply.
Application Areas
Automotive electronics
Industrial control systems
Consumer electronics
Portable devices
Instrumentation and measurement equipment
Product Lifecycle
The L78L09ABUTR is an active and widely available product from STMicroelectronics. There are no immediate plans for discontinuation, and replacement or upgrade options are readily available.
Several Key Reasons to Choose This Product
Reliable and stable 9V output voltage
Compact surface-mount package for space-constrained designs
Integrated protection features for enhanced safety and reliability
Wide operating temperature range for diverse applications
RoHS3 compliance for environmentally friendly use