Texas Instruments

UA78L05CDE4

UA78L05CDE4 Description

The UA78L05CDE4 is a fixed positive linear voltage regulator designed for a wide range of power management applications. Manufactured by Texas Instruments, this device offers a stable 5V output voltage with a maximum input voltage of 20V. It is capable of delivering a continuous output current of up to 100mA, making it suitable for low-power applications. The regulator features a dropout voltage of 1.7V at 40mA, ensuring efficient operation even at lower input voltages.

UA78L05CDE4 Features

• Output Type: Fixed
• Voltage - Input (Max): 20V
• Current - Output: 100mA
• Number of Regulators: 1
• Output Configuration: Positive
• Voltage - Output (Min/Fixed): 5V
• Voltage Dropout (Max): 1.7V @ 40mA
• Operating Temperature: 0°C to 125°C
• PSRR: 49dB (120Hz)
• Protection Features: Over Current, Over Temperature, Reverse Polarity, Short Circuit
• Mounting Type: Surface Mount
• Package: Tube
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• ECCN: EAR99
• HTSUS: 8542.39.0001

The UA78L05CDE4 is designed with robust protection features, including over-current, over-temperature, reverse polarity, and short-circuit protection, ensuring reliable operation in various conditions. Its low dropout voltage and high power supply rejection ratio (PSRR) make it an ideal choice for applications where efficiency and noise reduction are critical.

UA78L05CDE4 Applications

The UA78L05CDE4 is well-suited for a variety of applications, including:

• Consumer Electronics: Ideal for powering low-power devices such as smartphones, tablets, and portable media players.
• Industrial Equipment: Suitable for applications requiring stable power supply, such as sensors, actuators, and control systems.
• Telecommunications: Can be used in base stations, routers, and other communication equipment for reliable power management.
• Automotive: Applicable in various automotive systems, including infotainment systems and electronic control units, where a stable 5V supply is required.

Conclusion of UA78L05CDE4

The UA78L05CDE4 from Texas Instruments is a versatile and reliable linear voltage regulator designed for applications requiring a stable 5V output. Its low dropout voltage, high PSRR, and comprehensive protection features make it an excellent choice for low-power applications. The device's surface mount package and wide operating temperature range further enhance its suitability for a broad range of industrial, consumer, and automotive applications.