Texas Instruments

TPS3840DL31DBVRQ1  

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The Texas Instruments TPS3840DL31DBVRQ1 is a high-precision, low-dropout (LDO) linear voltage regulator that is designed to provide a stable and accurate output voltage to a wide range of electronic devices. This LDO is part of the TPS3840 family of voltage regulators, which are known for their high performance and reliability.

Description:

The TPS3840DL31DBVRQ1 is a compact, surface-mount LDO that is available in a 10-lead VSON package. It has an input voltage range of 2.5V to 5.5V and can provide an output voltage of 3.1V. The device is designed to operate over a wide temperature range of -40°C to +125°C, making it suitable for use in a variety of applications.

Features:

Some of the key features of the TPS3840DL31DBVRQ1 include:

1. High precision: The LDO offers an output voltage accuracy of ±1%, ensuring that the output voltage remains stable and accurate even under varying input voltage and load conditions.
2. Low dropout voltage: The TPS3840DL31DBVRQ1 has a low dropout voltage of 300mV at full load, which means it can efficiently regulate the output voltage even when the input voltage is close to the output voltage.
3. Low quiescent current: The device has a low quiescent current of 65µA, which helps to minimize power consumption in battery-powered applications.
4. High PSRR: The LDO has a high power supply rejection ratio (PSRR) of 80dB at 1kHz, which helps to reject noise from the input voltage source and maintain a clean output voltage.
5. Enable function: The TPS3840DL31DBVRQ1 features an enable function, allowing the user to turn the LDO on or off as needed.
6. Overcurrent and thermal protection: The device includes built-in overcurrent and thermal protection features to protect against fault conditions.

Applications:

The TPS3840DL31DBVRQ1 is suitable for a wide range of applications that require a stable and accurate voltage supply. Some common applications include:

1. Portable electronics: The LDO can be used to provide a stable voltage supply to portable devices such as smartphones, tablets, and wearable devices.
2. Industrial equipment: The TPS3840DL31DBVRQ1 can be used in industrial applications where a stable and accurate voltage supply is required, such as in motor controllers or sensor interfaces.
3. Medical devices: The LDO is suitable for use in medical devices that require a stable and precise voltage supply, such as in patient monitoring equipment or medical imaging devices.
4. Automotive electronics: The device can be used in automotive applications where a stable voltage supply is required, such as in infotainment systems or advanced driver-assistance systems (ADAS).

In summary, the Texas Instruments TPS3840DL31DBVRQ1 is a high-precision, low-dropout linear voltage regulator that offers excellent performance and reliability. Its compact size, low quiescent current, and built-in protection features make it suitable for a wide range of applications, from portable electronics to industrial and automotive systems.

TPS3840DL31DBVRQ1 Documents

Download datasheets and manufacturer documentation for TPS3840DL31DBVRQ1

PCN Assembly/Origin :

Assembly Material 05/Jun/2023      

Datasheets :

TPS3840-Q1      

PCN Packaging :

Symbolization Change 04/Nov/2020      

HTML Datasheet :

TPS3840-Q1      

PCN Design/Specification :

TPS3840-Q1 12/May/2021