AP3418KTR-G1 Allicdata Electronics

AP3418KTR-G1 Integrated Circuits (ICs)

Allicdata Part #:

AP3418KTR-G1DITR-ND

Manufacturer Part#:

AP3418KTR-G1

Price: $ 0.00
Product Category:

Integrated Circuits (ICs)

Manufacturer: Diodes Incorporated
Short Description: IC REG BUCK ADJ 1.5A SYNC SOT25
More Detail: Buck Switching Regulator IC Positive Adjustable 0....
DataSheet: AP3418KTR-G1 datasheetAP3418KTR-G1 Datasheet/PDF
Quantity: 6000
Stock 6000Can Ship Immediately
Specifications
Series: --
Packaging: Tape & Reel (TR) 
Part Status: Active
Function: Step-Down
Output Configuration: Positive
Topology: Buck
Output Type: Adjustable
Number of Outputs: 1
Voltage - Input (Min): 2.5V
Voltage - Input (Max): 5.5V
Voltage - Output (Min/Fixed): 0.6V
Voltage - Output (Max): 5.5V
Current - Output: 1.5A
Frequency - Switching: 1.4MHz
Synchronous Rectifier: Yes
Operating Temperature: -40°C ~ 85°C (TA)
Mounting Type: Surface Mount
Package / Case: SC-74A, SOT-753
Supplier Device Package: SOT-23-5
Description

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Introduction

PMIC or Power Management Integrated Circuits are essential for any modern electronics devices. They are responsible for managing power requirements, current draw, and thermal requirements of the device. One such type of PMIC is voltage regulators, which are responsible for regulating, stabilizing and controlling the voltage of the input signal. In this category, DC DC switching regulators act as a switch between the input and the output power, controlling the power output from the input signal. In this article, we will be discussing the details of one such voltage regulator, the AP3418KTR-G1.

AP3418KTR-G1 Overview

The AP3418KTR-G1 is an Advanced Power Dual Mode Digital Power System Management IC which is designed to provide a compact and cost-effective solution for Digital Power applications. It is an integrated, adjustable, micro-power high-performance buck regulator with two output power supply systems. The AP3418KTR-G1 features a current-mode control, wide input voltage range, fast transient response, adjustable output voltage, and high power density. The device also offers monitoring and protection features, such as, thermal protection, short-circuit protection, over current protection, and under voltage protection.

Application Field of the AP3418KTR-G1

The application field of the AP3418KTR-G1 spans across a wide range of industries, such as, consumer electronics, computer systems, automotive, industrial, communications and networking. The device is ideal for applications which require a compact and cost-effective solution for DC/DC conversion, such as, mobile phones, PDAs, digital cameras, MP3 players, and game devices. It is also suitable for audio, video and home appliances, where the design priorities are size and cost-efficiency.

Working Principle of the AP3418KTR-G1

The AP3418KTR-G1 operates in continuous conduction mode as a buck converter, where the input voltage is switched by the internal MOSFETs on and off with a constant frequency. The output voltage of the AP3418KTR-G1 is adjustable with a resistor divider connected to the output voltage pin, and can be programmed to provide an output voltage of up to 2.6V. The switching frequency of the device can be programmed by setting the feedback capacitor connected to the FB pin of the device. The device operates in pulse width modulation mode in order to regulate the output voltage.

Features and Benefits of the AP3418KTR-G1

The AP3418KTR-G1 offers a wide range of features and benefits to its users, such as, its wide input voltage range from 6V to 28V, adjustable output voltage from 0.7V to 2.6V, its low quiescent current of 25μA, and its fast transient response of less than 3μs. Additionally, it also offers a wide array of protection features such as over-current, short circuit, thermal, and under-voltage protection, as well as an integrated ESD protection circuit. The device also has a low on-resistance of 0.4Ω and a low dropout voltage of 0.4V, making it an ideal solution for high-efficiency applications.

Conclusion

The advanced AP3418KTR-G1 dual mode digital power system management IC is an ideal voltage regulator solution for those applications which require a compact, cost-effective, and high-efficiency device. With its wide input voltage range, adjustable output voltage, and a variety of protection features, the device is suitable for use in consumer electronics, automotive, industrial, audio, video, and home appliance applications. The device is capable of regulating output voltage with pulse width modulation, and its adjustable switching frequency allows for greater flexibility and control over the output.

The specific data is subject to PDF, and the above content is for reference

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