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AMS1117-1.5

Name: AMS1117-1.5
Rating: 4.7 (12 reviews)

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製造商。部分 #AMS1117-1.5
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資料表 AMS1117-1.5 DataSheet
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規格

Manufacturer	UMW(Youtai Semiconductor Co., Ltd.)
Package	SOT-223
Voltage - Supply	18V
Output Type	Fixed
Number of Outputs	1
Output Current	1A
Voltage Dropout	1.3V@(1A)
Power Supply Rejection Ratio (PSRR)	60dB@(120Hz)
Features	Overcurrent Protection
Output Voltage	1.5V
Output Configuration	Positive electrode

概述

Description

The AMS1117-1.5 is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 1.5V with a maximum output current of 800mA. It features a low dropout voltage, typically around 1.2V at full load, making it suitable for battery-operated devices where efficiency is crucial.
The device operates within a wide input voltage range of 4.75V to 15V, allowing it to be used in various applications, including telecommunications, computer peripherals, and consumer electronics. It comes in multiple package options, such as SOT-223 and TO-263, facilitating easy integration into compact designs.
Key features include built-in short-circuit protection, thermal overload protection, and a low ripple output, ensuring reliable performance. The AMS1117-1.5 is widely used for powering microcontrollers, sensors, and other low-voltage components, making it a popular choice in electronic design. Overall, it offers a balance of performance, efficiency, and ease of use in voltage regulation applications.

Features

The AMS1117-1.5 is a low-dropout (LDO) voltage regulator that provides a fixed output voltage of 1.5V. Key features include:
1. Output Current: It can deliver up to 800mA of output current.
2. Dropout Voltage: The typical dropout voltage is around 1.2V at full load, ensuring efficient regulation even with minimal input-output voltage difference.
3. Input Voltage Range: Operates with an input voltage range of 4.75V to 15V.
4. Thermal Protection: Includes built-in thermal shutdown to prevent damage from overheating.
5. Short-Circuit Protection: Features current limiting to safeguard against short circuits.
6. Low Noise: Offers low output noise, making it suitable for sensitive applications.
7. Package Options: Available in various package types, including TO-220, SOT-223, and others, enhancing design flexibility.
These characteristics make the AMS1117-1.5 ideal for use in portable devices, microcontrollers, and other applications requiring stable low voltage regulation.

Package

The AMS1117-1.5 is typically available in a surface-mount package type called TO-252 (DPAK) or a standard 3-pin linear package, often referred to as SOT-223. These packages allow for efficient thermal dissipation and compact design in electronic circuits.

Pinout

The AMS1117-1.5 is a low-dropout (LDO) voltage regulator with a total of 3 pins. Its pin configuration and functions are as follows:
1. Input (VIN): This pin accepts the input voltage, which can be higher than the desired output voltage (at least 1.5V for the AMS1117-1.5).
2. Ground (GND): This pin serves as the reference ground for the device and the circuit.
3. Output (VOUT): This pin provides a regulated output voltage of 1.5V.
The AMS1117-1.5 is commonly used in various electronic applications due to its simple design and ability to deliver a stable output voltage with minimal external components. It features low dropout voltage, making it ideal for battery-operated devices.

Manufacturer

The AMS1117-1.5 is manufactured by several companies, with one of the most prominent being Advanced Monolithic Systems (AMS). AMS is a semiconductor company that specializes in the design and manufacturing of linear voltage regulators, power management ICs, and other analog components. Founded to provide high-performance analog solutions, AMS serves a wide range of industries, including consumer electronics, automotive, and telecommunications. They focus on delivering reliable and efficient power management products for various applications. Other manufacturers of the AMS1117-1.5 include companies like Texas Instruments, STMicroelectronics, and ON Semiconductor, indicating its widespread use and relevance in the semiconductor market.

Application

The AMS1117-1.5 is a low-dropout linear voltage regulator primarily used in applications requiring a stable 1.5V output. Common areas include powering microcontrollers, sensors, and communication devices, as well as in battery-operated devices and portable electronics. It is also utilized in power supply circuits for various consumer electronics, automotive applications, and embedded systems where space and efficiency are critical.

Equivalent

Equivalent products to the AMS1117-1.5 voltage regulator include the MIC5205-1.5, LM1117-1.5, LT1085-1.5, and MCP1700-1.5. These alternatives provide similar output voltage regulation and current capacity, making them suitable replacements in various applications. Always check the specific datasheets for compatibility regarding pin configuration and electrical characteristics.