
Texas Instruments
TPS78511QWDRBRQ1
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TPS78511QWDRBRQ1 Description
TPS78511QWDRBRQ1 is a low-power, low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. This device is designed to provide a stable and reliable voltage output for a wide range of applications, including portable devices, IoT devices, and battery-powered systems.
Description:
The TPS78511QWDRBRQ1 is a low-dropout linear regulator with an input voltage range of 1.8V to 5.5V and an output voltage range of 0.9V to 5V. It features a very low dropout voltage of 180mV at maximum load, ensuring efficient power delivery even under low input voltage conditions. The device is available in a small QFN package, making it suitable for space-constrained applications.
Features:
- Low dropout voltage: 180mV at maximum load
- Wide input voltage range: 1.8V to 5.5V
- Wide output voltage range: 0.9V to 5V
- Low quiescent current: 2.5µA (typical)
- High PSRR: 70dB at 1kHz
- Small package size: QFN package
- Enable/Disable control
- Overcurrent protection
- Thermal shutdown protection
- Reverse current protection
Applications:
- Portable devices: smartphones, tablets, and wearables
- IoT devices: smart home devices, sensors, and gateways
- Battery-powered systems: wireless routers, GPS devices, and remote monitoring systems
- Medical devices: portable monitoring equipment and wearable health devices
- Industrial control systems: sensor interfaces and microcontroller power supply
- Automotive applications: infotainment systems and sensor power supply
The TPS78511QWDRBRQ1 is an ideal choice for applications requiring a stable and efficient voltage regulator with a low quiescent current and a small form factor. Its low dropout voltage and wide input voltage range make it suitable for a variety of power supply scenarios, while its additional protection features ensure reliable operation in various environments.



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