RT9742CGJ5

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RT9742CGJ5

IC PWR SWTCH N-CHAN 1:1 TSOT23-5

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  • Mfr. Partie #RT9742CGJ5
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Spécifications

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) 2A
Rds On (Typ) 70mOhm
Input Type Non-Inverting
Features Load Discharge, 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
Package / Case SOT-23-5 Thin, TSOT-23-5
Base Product Number RT9742

Vue d'ensemble

Description

RT9742CGJ5 is a high-efficiency, synchronous buck DC-DC converter designed for various applications, including consumer electronics and industrial devices. It features a wide input voltage range, typically from 4.5V to 20V, and provides adjustable output voltage levels, allowing for versatility in powering different components. The device incorporates advanced features such as internal compensation, high switching frequency, and low quiescent current, which enhance performance and efficiency.
The RT9742CGJ5 is equipped with protections like overcurrent, overvoltage, and thermal shutdown to ensure reliable operation. Its compact package makes it suitable for space-constrained designs. Applications include powering microcontrollers, sensors, and other peripheral devices requiring stable voltage regulation.
Overall, RT9742CGJ5 stands out for its balance of efficiency, compactness, and reliability, making it a popular choice for modern electronic design.

Features

The RT9742CGJ5 is a high-efficiency, synchronous buck converter designed for a variety of applications, including power supplies for processors, FPGAs, and other digital devices. Key features include:
- Input Voltage Range: Typically supports 4.5V to 25V.
- Output Current: Capable of delivering up to 10A output current.
- High Efficiency: Offers efficiencies of up to 95%, minimizing power loss and heat generation.
- Adjustable Output Voltage: Output voltage can be set between 0.8V to 5V, providing flexibility for different applications.
- Integrated MOSFETs: Incorporates high and low-side MOSFETs for reduced component count and enhanced performance.
- PWM Control: Utilizes pulse width modulation for stable output and improved transient response.
- Protection Features: Includes overcurrent protection, thermal shutdown, and under-voltage lockout to ensure safe operation.

These features make the RT9742CGJ5 suitable for a wide range of applications in consumer electronics, industrial, and automotive sectors.

Package

The RT9742CGJ5 is available in a SOP-8 (Small Outline Package with 8 pins) type package.

Pinout

The RT9742CGJ5 is a power management IC from Richtek, specifically a low-dropout (LDO) regulator. It features a total of 8 pins. The primary functions of these pins include:
1. VIN - Input voltage.
2. GND - Ground connection.
3. VOUT - Regulated output voltage.
4. EN - Enable pin to turn the regulator on or off.
5. NC - No connect (not internally connected).
6. SW - Switch pin for certain configurations.
7. COMP - Compensation pin for stability.
8. FB - Feedback pin for voltage regulation.
The IC is designed for applications requiring efficient voltage regulation with low quiescent current and high power supply rejection.

Manufacturer

The RT9742CGJ5 is manufactured by Richtek Technology Corporation, a company known for designing and producing high-performance analog and mixed-signal integrated circuits (ICs). Founded in 2001 and headquartered in Hsinchu, Taiwan, Richtek specializes in power management solutions, including voltage regulators, LED drivers, and battery management ICs. The company primarily serves sectors such as consumer electronics, telecommunications, and automotive, offering innovative products that enhance system performance and energy efficiency. Richtek emphasizes research and development to stay competitive in the rapidly evolving semiconductor industry.

Application

The RT9742CGJ5 is a voltage regulator commonly used in power management applications for consumer electronics, such as laptops, tablets, and smartphones. It is designed for DC-DC conversion, providing stable output voltage with high efficiency. Its features make it suitable for powering processors, graphics chips, and other peripheral devices in portable and embedded systems. Additionally, it can be utilized in automotive applications and industrial equipment requiring reliable voltage regulation.

Equivalent

The RT9742CGJ5 is a power management IC primarily used for battery charging and management. Equivalent products include the BQ24195 from Texas Instruments, the LTC4054 from Analog Devices, and the MCP73831 from Microchip. Ensure to check specifications like input voltage, output current, and features for compatibility.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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