Texas Instruments

TPS79942DDCR  

Linear & Switching Voltage Regulators

TPS79942DDCR Description

The TPS79942DDCR is a high-performance linear voltage regulator from Texas Instruments, designed to deliver a fixed output voltage of 4.2V with a maximum current output of 200mA. This device is housed in a compact SOT23-5 package, making it ideal for space-constrained applications. With a low dropout voltage of 0.16V at 200mA and a quiescent current of just 60µA, the TPS79942DDCR offers excellent efficiency and power savings.

TPS79942DDCR Features

• Output Type: Fixed, providing a stable and predictable output voltage
• Voltage - Input (Max): 6.5V, allowing for a wide input voltage range
• Current - Output: 200mA, suitable for low-power applications
• Number of Regulators: 1, simplifying circuit design
• Output Configuration: Positive, ideal for applications requiring a positive voltage reference
• Product Status: Active, ensuring ongoing availability and support
• REACH Status: REACH Unaffected, complying with European chemical regulations
• RoHS Status: ROHS3 Compliant, adhering to environmental standards
• Moisture Sensitivity Level (MSL): 1 (Unlimited), allowing for flexible storage and handling
• PSRR: 70dB ~ 38dB (100Hz ~ 100kHz), providing excellent power supply rejection ratio
• Protection Features: Over Current, Over Temperature, Reverse Polarity, and Under Voltage Lockout (UVLO), ensuring device reliability and safety

TPS79942DDCR Applications

The TPS79942DDCR is well-suited for a variety of applications where a stable, low-noise voltage reference is required. Some specific use cases include:

• Portable Electronics: Powering low-power circuits in smartphones, tablets, and wearable devices
• IoT Devices: Providing a stable power source for sensors and microcontrollers in IoT applications
• Industrial Controls: Stabilizing power supplies in industrial automation and control systems
• Medical Devices: Ensuring reliable power delivery in low-power medical equipment

Conclusion of TPS79942DDCR

The TPS79942DDCR from Texas Instruments is a versatile and efficient linear voltage regulator, offering a fixed 4.2V output with a maximum current of 200mA. Its low dropout voltage, low quiescent current, and robust protection features make it an ideal choice for a wide range of applications, from portable electronics to industrial controls. With its compact SOT23-5 package and compliance with environmental regulations, the TPS79942DDCR is a reliable and eco-friendly solution for your power management needs.

TPS79942DDCR Documents

Download datasheets and manufacturer documentation for TPS79942DDCR

Datasheets :

TPS799 Datasheet      

PCN Packaging :

Retraction of select devices 23/Aug/2023       Mult Dev A/T Chgs 30/Mar/2023      

PCN Design/Specification :

TPS799x 16/Mar/2022