RT9742HGJ5
- Mfr.Part #
- RT9742HGJ5
- Manufacturer
- Richtek
- Package / Case
- SOT-23-5 Thin, TSOT-23-5
- Datasheet
- Download
- Description
- IC PWR SWTCH N-CHAN 1:1 TSOT23-5
- Stock
- 2,118
- In Stock :
- 2,118
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- Manufacturer :
- Richtek
- Product Category :
- Power Distribution Switches, Load Drivers
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Built-in Protections :
- OVER CURRENT; THERMAL; UNDER VOLTAGE
- Switch Type :
- USB Switch
- Ratio - Input:Output :
- 1:1
- JESD-30 Code :
- R-PDSO-G5
- Output Type :
- N-Channel
- Fault Protection :
- Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO
- Pbfree Code :
- yes
- Number of Functions :
- 1
- Operating Temperature :
- -40°C~85°C TA
- Output Current Flow Direction :
- SINK
- Package / Case :
- SOT-23-5 Thin, TSOT-23-5
- Interface :
- On/Off
- Published :
- 2016
- Supply Voltage :
- 5V
- Output Configuration :
- High Side
- Voltage - Supply (Vcc/Vdd) :
- Not Required
- Mounting Type :
- Surface Mount
- Supply Voltage-Min (Vsup) :
- 2.7V
- Feature :
- Load Discharge, Status Flag
- Terminal Form :
- Gull wing
- Output Peak Current Limit-Nom :
- 1.1A
- Surface Mount :
- yes
- Voltage - Load :
- 2.7V~6V
- Supply Voltage-Max (Vsup) :
- 6V
- Rds On (Typ) :
- 70m Ω
- Number of Terminations :
- 5
- RoHS Status :
- ROHS3 Compliant
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Number of Outputs :
- 1
- Max Output Current :
- 1A
- Input Type :
- Non-Inverting
- Factory Lead Time :
- 18 Weeks
- Terminal Position :
- Dual
- Terminal Pitch :
- 0.939mm
- Length :
- 2.8955mm
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Packaging :
- Cut Tape (CT)
- Datasheets
- RT9742HGJ5

Power Distribution Switches, Load Drivers Richtek RT9742HGJ5 Overview
The Power Distribution Switches, Load Drivers Richtek RT9742HGJ5 is a high-performance power switch designed for applications requiring efficient power distribution and control. This IC, crafted by Richtek, a leader in power management solutions, provides a single-channel, N-channel power switch functionality, packaged in a compact TSOT23-5 format. It is engineered to deliver optimal performance with low power consumption and minimal heat generation, making it an ideal choice for both space-constrained and power-sensitive applications. The RT9742HGJ5 stands out for its robust design, capable of handling high continuous current with enhanced thermal performance, thereby ensuring reliable operation under varying environmental conditions.
RT9742HGJ5 Features
The RT9742HGJ5 from Richtek boasts several key features that make it a preferred component for managing power distribution. These include a high maximum continuous current rating, low RDS(on) to minimize power loss, built-in overcurrent and thermal protection for enhanced safety, and a logic-controlled shutdown input that facilitates simple integration into more complex designs. Additionally, the device's small form factor allows for easy implementation in space-limited applications without sacrificing performance.
RT9742HGJ5 Applications
- Smartphones and Tablets: In these devices, the RT9742HGJ5 manages power allocation to various components, ensuring efficient operation and extended battery life by controlling power flow to critical parts.
- Portable Power Banks: The IC is used to regulate the distribution of power from the battery to the output ports, optimizing charging cycles and improving overall efficiency.
- Wearable Technology: It helps in the power management of small, battery-operated devices such as smartwatches and fitness trackers, where space is at a premium and power efficiency is crucial.
- Consumer Electronics: In devices like digital cameras and portable speakers, the RT9742HGJ5 ensures stable power supply to enhance performance and reliability.
- Computer Peripherals: This includes application in peripherals like external hard drives and printers, where it provides reliable power switching and protection against overcurrent and overheating.
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