TPS720105DRVT

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Texas Instruments’ TPS720105DRVT is a linear voltage regulator that provides a single regulated output voltage with a pre-defined output accuracy. It provides a 500mA output current capability within its PowerPAD™ 5-pin SMT package.

The device is specifically designed for use in applications such as power management units, battery management systems, automotive systems, and in applications where the usage is based on cost-to-performance ratio. As it has current limiting and thermal protection, this device is very reliable and long lasting.

In addition, the TPS720105DRVT has excellent transient response characteristics and can supply up to 500mA of continuous output current. It is also very efficient, with a high power dissipation up to 7.5W, allowing it to be used efficiently and safely in various applications.

In terms of its application field, the TPS720105DRVT can be used to support various industrial applications. These applications include power supplies, motor controllers, low-voltage microcontrollers, FPGAs, communication interface circuits, and analog signal conditioners. The device can also be used in a wide range of mobile applications, such as automotive, medical, and telecom applications.

The TPS720105DRVT has a wide input voltage range between 2.9V and 6V and an output voltage range varying from 0.92V to 5.6V. It also provides a wide range of output current, ranging from 50mA to 500mA, and has a line regulation of ± 0.4%.

The device also offers a low quiescent current, only 3mA when the load current is below 5mA, and as low as 65µA when the output is in the range of 0V to 0.8V. Furthermore, the device provides a high thermal and ripple rejection of 80 dB and a switching frequency of 1.2 MHz.

The TPS720105DRVT operates with a wide ambient temperature range between -40°C and 125°C, while the junction temperature range is between -40°C and 155°C. With regards to the package, the device comes in a thermally enhanced PowerPAD™ package and an advanced lightening protection.

In terms of its working principle, the TPS720105DRVT is a monolithic linear voltage regulator with an advanced current-mode control architecture, featuring a very high power efficiency. The device use an advanced current mode control circuit to precisely regulate the output voltage. This allows the device to maintain a low output voltage over a wide line and load range. The device also supports a wide range of protection features, including over-current protection, adjustable current limit, thermal protection, and external shutdown.

Through this architecture, the device can provide excellent load and line transient response, with very fast response time and no external compensation required. The device also includes inrush current limiting, allowing a low output ripple and high output accuracy. With its fast turn on and turn off time, the TPS720105DRVT is an excellent choice for power sources that may have very short rail power up and down times.

In conclusion, the Texas Instruments’ TPS720105DRVT is a versatile, current mode linear voltage regulator specifically designed for various industrial applications, such as power supplies, motor controllers, low-voltage microcontrollers, FPGAs, communication interface circuits, and analog signal conditioners. With its wide input voltage range, low quiescent current, high power dissipation, and excellent transient response characteristics, this device is an excellent choice for manufacturers looking for a cost-to-performance ratio.

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