TPS79018DBVR

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The TPS79018DBVR is a low-dropout (LDO) linear regulator with 100-mA of maximum output current and fixed 5.0 V output. It is an ultralow-power device with an operating current of only 10nA and requires a very low quiescent current of 8.2nA. The device is optimized for operation down to 1.8V at the input and 1.0V at the output, and is ESD protected up to 2.0kV. It is a versatile device, offering a wide range of features, such as low dropout performance, fast transient response and low quiescent current.

The TPS79018DBVR is designed to provide efficient power management in battery-powered portable systems. It is especially suited for powering low-voltage systems such as microcontrollers, ASICs, DSPs and other small digital components. The device can also be used in low-dropout applications such as LED drivers, set-top box power supplies, and cellular phone motherboards.

The TPS79018DBVR employs an advanced high-current, high-side P-channel MOSFET pass transistor to provide high output current and low input-voltage dropout performance. The device includes a reference voltage of 0.85V, a current limit of 3A, a power-good signal, thermal shutdown and reverse voltage protection. The device also includes a low-dropout (LDO) output capacitor, as well as a low-resistance output diode for protection against output voltage overshoot. The device also includes adjustable current limits and enable/disable pins for more precise power control.

The working principle of the TPS79018DBVR is fairly straightforward. The device is essentially a voltage regulator, designed to maintain a constant output voltage regardless of the input voltage or load conditions. The device is self-contained and requires no external components other than an output capacitor to filter the output voltage. The device works by monitoring the output voltage and comparing it to a fixed reference voltage. If the output voltage drops below the reference voltage, the device will increase the current flowing through the pass transistor, thus increasing the output voltage. Conversely, if the output voltage rises above the reference voltage, the device will reduce the current flowing through the pass transistor, thus reducing the output voltage.

The TPS79018DBVR is an excellent choice for battery-powered applications that require low quiescent current and low-dropout performance. The device has a wide input voltage range, low dropout voltage, fast transient response, adjustable current limits and a power-good signal. The addition of an output diode and output capacitor provides easy protection against ovshoot and filtering of the output voltage. The TPS79018DBVR is perfect for powering low-voltage systems in a variety of portable applications.

The specific data is subject to PDF, and the above content is for reference