Diodes Incorporated

AZ78L08RTR-E1

AZ78L08RTR-E1 Description

The AZ78L08RTR-E1 is a linear voltage regulator designed by Diodes Incorporated, offering a fixed output voltage of 8V and a maximum output current of 100mA. This regulator is housed in a Surface Mount SOT89-3 package, making it suitable for compact and space-constrained applications. Despite its small form factor, the AZ78L08RTR-E1 provides robust performance with a maximum input voltage of 18V and a dropout voltage of 1.6V at 40mA, ensuring efficient operation even under varying load conditions.

AZ78L08RTR-E1 Features

• Output Type: Fixed
• Voltage - Input (Max): 18V
• Current - Output: 100mA
• Number of Regulators: 1
• Output Configuration: Positive
• Voltage - Output (Min/Fixed): 8V
• Voltage Dropout (Max): 1.6V @ 40mA (Typ)
• Current - Quiescent (Iq): 5 mA
• PSRR: 45dB (120Hz)
• Protection Features: Over Current, Over Temperature
• Package: Tape & Reel (TR)
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• RoHS Status: ROHS3 Compliant
• REACH Status: REACH Unaffected

The AZ78L08RTR-E1 stands out due to its low dropout voltage, which minimizes power loss and enhances efficiency. The regulator also features over-current and over-temperature protection, ensuring reliable operation and safeguarding against potential faults. With a quiescent current of only 5mA, this regulator is well-suited for low-power applications, maintaining high efficiency even at minimal load levels.

AZ78L08RTR-E1 Applications

The AZ78L08RTR-E1 is ideal for a variety of applications where a stable 8V supply is required. Its compact SOT89-3 package makes it suitable for consumer electronics, portable devices, and industrial control systems where space is at a premium. The regulator's low dropout voltage and high PSRR make it particularly effective in applications with varying input voltages, ensuring a stable output voltage under different operating conditions.

Specific use cases include:

• Consumer Electronics: Powering small electronic devices and peripherals.
• Portable Devices: Ensuring efficient power management in battery-operated gadgets.
• Industrial Control Systems: Providing a stable power supply for sensors and actuators.
• Automotive Electronics: Supplying power to various electronic components within vehicles.

Conclusion of AZ78L08RTR-E1

The AZ78L08RTR-E1 is a reliable and efficient linear voltage regulator that offers a fixed 8V output with a maximum current of 100mA. Its low dropout voltage, compact SOT89-3 package, and robust protection features make it an excellent choice for a wide range of applications. Despite being marked as obsolete, the AZ78L08RTR-E1 remains a viable option for designers seeking a stable and efficient power solution. Its compliance with RoHS3 and REACH standards ensures that it meets the necessary environmental regulations, making it suitable for use in modern electronic designs.