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AP3418KTR-G1

Name: AP3418KTR-G1
Rating: 4.7 (12 reviews)

IC REG BUCK ADJ 1.5A SOT23-5

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資料表 AP3418KTR-G1 DataSheet
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規格

Part Status	Obsolete
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
Base Product Number	AP3418

概述

Description

The AP3418KTR-G1 is a high-performance linear voltage regulator designed for various electronic applications, including consumer electronics, communication devices, and industrial equipment. It features a low dropout voltage, allowing it to maintain stable output voltage even with minimal input-output voltage differential. The device typically supports input voltages up to 20V and provides adjustable or fixed output voltages, making it versatile for different power requirements.
Key features include low quiescent current, excellent transient response, and thermal shutdown protection, ensuring reliable operation under varying load conditions. The compact package design facilitates easy integration into PCB layouts, while its robust performance characteristics make it suitable for battery-powered devices as well as applications requiring efficient power management. Overall, the AP3418KTR-G1 is a reliable choice for designers seeking efficient voltage regulation solutions.

Features

The AP3418KTR-G1 is a high-performance, low-dropout (LDO) voltage regulator designed for various applications requiring stable power supply. Key features include:
1. Input Voltage Range: Typically supports 1.8V to 5.5V input voltage.
2. Output Voltage Options: Available in fixed output voltages, with common options like 1.2V, 1.5V, and 3.3V.
3. Max Output Current: Delivers up to 1A of output current.
4. Low Dropout Voltage: Offers low dropout performance, typically around 200mV at full load, ensuring efficiency.
5. Power Supply Rejection Ratio (PSRR): High PSRR values, which help reduce noise and ripple in output voltage.
6. Thermal Protection: Integrated thermal shutdown feature to prevent overheating.
7. Compact Package: Available in a small SOT-23 package for space-constrained applications.
8. Applications: Ideal for powering microcontrollers, RF devices, and battery-operated equipment.
Overall, the AP3418KTR-G1 is suitable for applications requiring reliable voltage regulation with minimal space.

Package

The AP3418KTR-G1 is packaged in a 6-pin SOT-23 (Surface-Mount Device) configuration. This compact package is designed for efficient thermal performance and is suitable for various applications in power management.

Pinout

The AP3418KTR-G1 is a highly integrated, step-down voltage regulator with a total of 8 pins. Its primary functions include:
1. VIN (Pin 1): Input voltage supply.
2. GND (Pin 2): Ground reference.
3. SW (Pin 3): Switching node; connects to the inductor.
4. VIN (Pin 4): Input voltage supply (duplicate).
5. COMP (Pin 5): Compensation network connection.
6. FB (Pin 6): Feedback pin for voltage regulation.
7. EN (Pin 7): Enable pin to turn the device on/off.
8. SS (Pin 8): Soft-start pin to control the startup time.
This IC is typically used in applications requiring efficient power conversion from a higher DC voltage to a lower output voltage.

Manufacturer

The AP3418KTR-G1 is manufactured by Diodes Incorporated. Diodes Incorporated is a global manufacturer and supplier of high-performance semiconductor products. The company specializes in a wide range of components, including analog and mixed-signal integrated circuits, discrete semiconductors, and various power management devices. Its products are used in various applications, including consumer electronics, automotive, computing, and industrial markets. Diodes Incorporated focuses on innovation and customer service, aiming to provide reliable solutions for modern electronic designs.

Application

The AP3418KTR-G1 is a high-efficiency synchronous buck converter primarily used in power management applications. It is suitable for powering mobile devices, laptops, and tablets, as well as in point-of-load (POL) applications for CPUs, GPUs, and FPGAs. Its features include low quiescent current, adjustable output voltage, and overcurrent protection, making it ideal for consumer electronics, telecommunications, and industrial equipment requiring efficient voltage regulation.

Equivalent

The AP3418KTR-G1 is a voltage regulator chip, commonly used in power management applications. Equivalent products include the LM317 (Texas Instruments), LT1083 (Analog Devices), and MIC29302 (Microchip Technology). However, exact equivalents may vary based on specifications like output current, dropout voltage, and package type. Always consult the relevant datasheets for precise compatibility.