ams OSRAM

AS13985H27-T  

Linear & Switching Voltage Regulators

AS13985H27-T Description

The AS13985H27-T is a linear voltage regulator designed by ams OSRAM, offering a fixed output voltage of 2.7V with a maximum output current of 150mA. This regulator is housed in a compact SOT23-5 package, making it suitable for surface mount applications. It features a maximum input voltage of 5.5V and a low dropout voltage of 0.1V at 150mA, ensuring efficient operation even at low input-to-output voltage differentials. The regulator includes enable control, over-current, and over-temperature protection features, enhancing its reliability and versatility in various electronic designs.

AS13985H27-T Features

• Output Type: Fixed at 2.7V, providing a stable power supply for sensitive electronic components.
• Input Voltage Range: Up to 5.5V, allowing for flexibility in power source selection.
• Output Current: Capable of delivering up to 150mA, sufficient for powering small to medium-sized devices.
• Low Dropout Voltage: Maximum of 0.1V at 150mA, ensuring high efficiency and minimal power loss.
• Low Quiescent Current: 130 µA, contributing to energy efficiency, especially in battery-powered applications.
• Control Features: Enable function for easy control and shutdown, reducing power consumption when not in use.
• Protection Features: Over-current and over-temperature protection to safeguard the regulator and connected components.
• Package Type: SOT23-5, a compact and robust surface mount package ideal for space-constrained designs.
• Moisture Sensitivity Level: MSL 3 (168 Hours), ensuring reliability in various environmental conditions.
• PSRR: 60dB to 55dB (1kHz to 10kHz), providing excellent noise rejection and stable output voltage.
• Mounting Type: Surface Mount, compatible with modern PCB assembly processes.
• Product Status: Obsolete, but still available for legacy systems and specific applications.
• REACH Status: REACH Unaffected, ensuring compliance with environmental and safety regulations.

AS13985H27-T Applications

The AS13985H27-T is well-suited for a variety of applications where a stable, low dropout voltage regulator is required. Its compact size and efficient design make it ideal for:

• Battery-powered devices: Such as portable electronics, where low quiescent current and high efficiency are crucial.
• Consumer electronics: Including smartphones, tablets, and wearable devices that require a reliable power supply.
• Industrial applications: For powering sensors, microcontrollers, and other low-power devices in industrial control systems.
• Medical devices: Where stable voltage regulation and low noise are essential for accurate operation.
• Communication equipment: For powering low-power components in routers, modems, and other communication devices.

Conclusion of AS13985H27-T

The AS13985H27-T from ams OSRAM is a versatile and efficient linear voltage regulator that offers a fixed 2.7V output with a maximum current of 150mA. Its low dropout voltage, low quiescent current, and compact SOT23-5 package make it an excellent choice for a wide range of applications, particularly in portable and space-constrained designs. The inclusion of enable control and comprehensive protection features further enhances its reliability and usability. Despite being marked as obsolete, the AS13985H27-T remains a valuable component for legacy systems and specific applications where its unique features and performance benefits are required.

AS13985H27-T Documents

Download datasheets and manufacturer documentation for AS13985H27-T

Datasheets :

AS13985      

PCN Obsolescence/ EOL :

Multiple Devices 05/Aug/2014      

HTML Datasheet :

AS13985