Texas Instruments

TPS78342DDCT  

Linear & Switching Voltage Regulators

TPS78342DDCT Description

The TPS78342DDCT is a high-performance linear regulator designed for applications requiring a fixed output voltage of 4.2V and a maximum output current of 150mA. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a compact SOT23-5 package, making it ideal for space-constrained designs. The regulator operates with an input voltage range up to 5.5V and features a low dropout voltage of 0.25V at 150mA, ensuring efficient power conversion even at low input-to-output voltage differentials.

TPS78342DDCT Features

• Output Type: Fixed at 4.2V, providing a stable power supply for devices requiring this specific voltage level.
• Input Voltage Range: Up to 5.5V, offering flexibility in power source selection.
• Output Current: Capable of delivering up to 150mA, suitable for a wide range of low-power applications.
• Low Dropout Voltage: A maximum of 0.25V at 150mA ensures high efficiency, especially in battery-powered systems where the input voltage may drop close to the output voltage.
• Low Quiescent Current: Only 800nA, minimizing power consumption in standby or low-load conditions.
• Enable Control Feature: Allows for dynamic control of the regulator's operation, enabling power-saving modes and quick turn-on/turn-off capabilities.
• Protection Features: Includes over-current, over-temperature, and reverse polarity protection, enhancing reliability and safeguarding against common fault conditions.
• Mounting Type: Surface mount, compatible with modern PCB assembly processes.
• Package: Tape & Reel (TR), facilitating automated assembly and handling.
• Compliance: RoHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.

TPS78342DDCT Applications

The TPS78342DDCT is well-suited for a variety of applications where a reliable, low-power, and compact power solution is required. Key use cases include:

• Battery-Powered Devices: Ideal for portable electronics such as smartphones, tablets, and wearable devices where efficiency and low quiescent current are critical.
• IoT Devices: Suitable for Internet of Things (IoT) applications where small form factor and low power consumption are essential.
• Medical Devices: Applicable in medical equipment that requires stable power supply and stringent reliability standards.
• Consumer Electronics: Appropriate for various consumer electronics that need a compact and efficient power management solution.

Conclusion of TPS78342DDCT

The TPS78342DDCT from Texas Instruments stands out as a robust and efficient linear regulator, offering a fixed 4.2V output with a maximum current of 150mA. Its low dropout voltage, low quiescent current, and comprehensive protection features make it a reliable choice for a variety of low-power applications. The compact SOT23-5 package and surface-mount design ensure ease of integration into modern electronic systems. With its enable control feature and regulatory compliance, the TPS78342DDCT provides designers with a versatile and efficient power management solution, making it an excellent choice for battery-powered, IoT, and medical devices.

TPS78342DDCT Documents

Download datasheets and manufacturer documentation for TPS78342DDCT

Datasheets :

TPS783xx      

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TPS783xx