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RT9742ANGJ5F

Name: RT9742ANGJ5F
Rating: 4.7 (12 reviews)

IC PWR SWITCH N-CH 1:1 TSOT23-5

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規格

Part Status	Active
Switch Type	USB Switch
Number of Outputs	1
Ratio - Input:Output	1:1
Output Configuration	High Side
Output Type	N-Channel
Interface	On/Off
Voltage - Load	2.7V ~ 6V
Voltage - Supply (Vcc/Vdd)	Not Required
Current - Output (Max)	3A
Rds On (Typ)	55mOhm
Input Type	Non-Inverting
Features	Status Flag
Fault Protection	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Supplier Device Package	TSOT-23-5 (FC)
Package / Case	SOT-23-5 Thin, TSOT-23-5
Base Product Number	RT9742

概述

Description

The RT9742ANGJ5F is a high-performance, synchronous buck regulator designed for DC-DC conversion applications. It features a wide input voltage range and is optimized for low voltage applications, making it suitable for powering processors, FPGAs, and other digital ICs. With its high efficiency, the RT9742ANGJ5F minimizes heat generation, which is crucial for compact designs.
Key specifications often include a typical output current capability, adjustable output voltage, and integrated protection features such as over-current protection, thermal shutdown, and under-voltage lockout. Its compact package allows for space-saving designs in various applications, including consumer electronics, automotive, and industrial systems. The regulator is designed to ensure stable operation under varying load conditions, contributing to overall system reliability.
For detailed specifications, performance characteristics, and application circuits, consulting the manufacturer's datasheet is recommended.

Features

The RT9742ANGJ5F is a high-performance synchronous buck converter designed for efficient voltage regulation in various applications. Key features include:
1. Input Voltage Range: Typically operates from 4.5V to 17V, making it suitable for a range of power supply sources.
2. Output Current: Capable of delivering up to 10A of continuous output current.
3. High Efficiency: Offers high conversion efficiency, often exceeding 90%, which helps minimize heat generation.
4. Adjustable Output Voltage: Features a feedback mechanism that allows for an adjustable output voltage from 0.8V to the input voltage.
5. Protection Features: Includes over-current protection, over-voltage protection, and thermal shutdown to ensure safe operation.
6. Small Package Size: Available in a compact package (e.g., HTSOP-28), allowing for space-saving designs.
These features make the RT9742ANGJ5F ideal for applications in computing, telecommunications, and industrial equipment, providing reliable and efficient power management solutions.

Package

The RT9742ANGJ5F is offered in a 5-Pin TSOT-23 (Thin Small Outline Transistor) package type. This compact package is designed for space-constrained applications, providing efficient thermal performance and minimal footprint.

Pinout

The RT9742ANGJ5F is a power management IC (PMIC) designed for battery management applications. It features a total of 20 pins. The key functions of the RT9742 include battery charger capabilities, system power management, and protection features. It supports various charging modes and has integrated features such as over-voltage protection, over-current protection, and thermal regulation to ensure safe operation. Additionally, it provides programmable charging currents and voltage levels, making it suitable for various battery chemistries and applications. The RT9742 is typically used in portable devices like smartphones, tablets, and other battery-operated electronics.

Manufacturer

The RT9742ANGJ5F is manufactured by Richtek Technology Corporation, a company that specializes in designing and producing power management ICs (integrated circuits). Richtek is known for its extensive portfolio of products that include voltage regulators, LED drivers, and battery management solutions, catering primarily to the consumer electronics, telecommunications, and industrial sectors. Founded in 2001 and headquartered in Taiwan, Richtek focuses on innovation and efficiency in power management solutions, providing high-performance products for various applications.

Application

The RT9742ANGJ5F is a microprocessor power management IC primarily used in mobile computing devices, such as smartphones, tablets, and laptops. It provides efficient voltage regulation, power sequencing, and battery management functions, making it suitable for applications requiring high efficiency and low power consumption. Additionally, it can be used in other portable electronics and IoT devices that demand reliable power management solutions.

Equivalent

The RT9742ANGJ5F chip is a power management IC, primarily used for voltage regulation. Equivalent products include the TPS562200 from Texas Instruments, the LM2596 from Texas Instruments or the LM2675 from Analog Devices. Ensure to verify specifications such as input voltage range, output current, and pin configuration when selecting an equivalent.