Product Overview: TPS79630KTTRG3

The TPS79630KTTRG3 is a highly-regulated, low-dropout (LDO) voltage regulator from Texas Instruments, designed to deliver a stable and precise output voltage. This component is particularly well-suited for applications that require a low noise power supply, thanks to its excellent transient response and high power supply rejection ratio (PSRR). The device is capable of sourcing up to 1A of output current with a dropout voltage of just 85mV at full load, which makes it an efficient choice for tight voltage margin systems.

One of the key features of the TPS79630KTTRG3 is its low output noise, which is typically 28µVRMS for the 3.0V-output version over a 10Hz to 100kHz bandwidth. This characteristic is essential for sensitive RF and analog circuitry that demands a quiet power source. The device also includes an enable pin, allowing the regulator to be switched on and off, providing additional power management flexibility for the system designer.

The voltage regulator operates over a wide range of input voltages, from 2.7V to 5.5V, making it compatible with a variety of power sources, including lithium-ion batteries and 5V rails. Its fixed output voltage is 3.0V, which is a common requirement for digital ICs and microcontrollers, ensuring compatibility with a broad range of components.

For safety and reliability, the TPS79630KTTRG3 incorporates several protective features, including thermal shutdown, overcurrent protection, and reverse current protection. These safeguards help to prevent damage to the device and the system in adverse conditions.

The regulator is available in a small, surface-mount, 5-pin SOT-223 package, which is ideal for space-constrained applications. The TPS79630KTTRG3 is characterized for operation over a temperature range of -40°C to 125°C, catering to industrial and automotive applications that require robust performance in extreme environments.

In summary, the TPS79630KTTRG3 from Texas Instruments is a high-performance LDO voltage regulator that offers low noise, high accuracy, and a suite of protective features, all within a compact package. It is an excellent choice for powering sensitive circuits in a wide array of electronic applications.