National Semiconductor Tariff Inquiry

LM1085IS-12

The LM1085IS-12 is a linear voltage regulator integrated circuit (IC) manufactured by National Semiconductor. It is designed to provide a stable and adjustable output voltage from an input voltage source. Here is a brief description of the model, its features, and applications:

Description:

The LM1085IS-12 is a member of the LM1085 series, which are high-performance, low-dropout linear voltage regulators. The "IS" in the model number typically indicates that the package is a surface-mount type, which is suitable for printed circuit board (PCB) assembly. The "12" at the end of the model number indicates the nominal output voltage of the regulator, which is 12V.

Features:

1. Adjustable Output Voltage: The output voltage can be adjusted to suit various applications by using external resistors.
2. Low Dropout Voltage: The LM1085 series is known for its low dropout voltage, which means it can regulate the output voltage even when the input voltage is close to the output voltage.
3. High Output Current: Capable of supplying a high output current, making it suitable for applications that require more power.
4. Thermal Protection: It includes thermal shutdown protection to prevent damage due to overheating.
5. Short Circuit Protection: The regulator has built-in short circuit protection to safeguard against accidental short circuits.
6. Small Package Size: Being a surface-mount device, it occupies less space on the PCB, which is beneficial for compact designs.

Applications:

1. Power Supplies: Used in both linear and switching power supply designs to provide a stable and regulated output voltage.
2. Battery Chargers: Can be used to regulate the voltage for charging batteries in various electronic devices.
3. Telecommunications Equipment: Used to ensure a stable power supply for sensitive communication equipment.
4. Industrial Control Systems: Employed in systems that require a stable and reliable power source.
5. Medical Equipment: Suitable for use in medical devices where a stable and regulated power supply is critical.
6. Computer Peripherals: Can be used to regulate power to various computer peripherals.

The LM1085IS-12 is a versatile and reliable choice for applications requiring a stable and adjustable voltage supply. Its low dropout voltage and high current capability make it suitable for a wide range of power requirements.