STMicroelectronics L79L05ABUTR Voltage Regulator

The L79L05ABUTR is a fixed-output voltage regulator designed and manufactured by STMicroelectronics, a leader in the semiconductor industry. This regulator is part of the L79 series and is specifically engineered to provide a stable -5V output, making it an ideal component for a wide range of electronic applications that require a negative voltage supply.

Housed in a compact SOT-89 package, the L79L05ABUTR is designed for space-constrained applications. Its small footprint allows for efficient use of PCB real estate, making it suitable for high-density circuit designs. Despite its size, this voltage regulator is capable of delivering up to 100mA of output current, which is sufficient for low-power devices and standby power applications.

The L79L05ABUTR boasts a low dropout voltage, ensuring efficient operation even when the input voltage is close to the output voltage. This feature is particularly beneficial in battery-powered devices, where maximizing battery life is crucial. The regulator also offers thermal overload protection and short-circuit protection, providing a reliable power solution that safeguards the electronic components in the event of abnormal operating conditions.

With its wide operating temperature range, the L79L05ABUTR can function effectively in various environments, from industrial to commercial settings. This versatility, combined with its robustness, makes it a preferred choice for designers looking for a dependable negative voltage regulator.

Key features of the L79L05ABUTR include:

• Fixed -5V output voltage
• Up to 100mA output current
• Low dropout voltage
• Thermal overload and short-circuit protection
• Wide operating temperature range
• SOT-89 package for space-saving design

Whether you are designing power supplies, consumer electronics, or industrial control systems, the L79L05ABUTR from STMicroelectronics offers a reliable and efficient solution for your negative voltage regulation needs.