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Product Detailed Parameters
- Description：IC LED DRVR LINEAR 50MA TSOT23-8
- Series：-
- Mfr：Richtek USA Inc.
- Package：Tape & Reel (TR)
- Type：Linear
- Topology：-
- Internal Switch(s)：Yes
- Number of Outputs：3
- Voltage - Supply (Min)：2.8V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：-
- Current - Output / Channel：50mA
- Frequency：-
- Dimming：-
- Applications：Camera Flash
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：SOT-23-8 Thin, TSOT-23-8
- Supplier Device Package：TSOT-23-8
- Grade：-
- Qualification：-
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Overview
The RT9301GJ8 is a linear integrated circuit manufactured by Richtek USA Inc., designed as a three-channel low dropout RGB LED driver. It operates within a supply voltage range of 2.8V to 5.5V and provides an output current of 50mA per channel. The device features internal switches and is housed in a TSOT-23-8 package. It is RoHS compliant and suitable for camera flash applications.
Feature Summary
- Three-channel low dropout linear regulation for RGB LED control
- Integrated internal switching architecture
- Compact TSOT-23-8 surface-mount packaging
Applications
- Camera flash systems
- RGB LED indicator circuits
- Portable electronic device lighting
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels due to potential counterfeit risks. Confirm lot traceability and RoHS compliance documentation prior to integration. Ensure storage conditions adhere to moisture sensitivity level requirements to maintain device reliability during assembly processes.
Selection Notes
Select this component when precise RGB color mixing is required with minimal voltage drop across the LEDs. The 50mA per channel output suits standard indicator and flash LEDs. Consider thermal management capabilities inherent to the linear topology and TSOT-23-8 footprint constraints for PCB layout optimization.
Part Context
This part belongs to Richtek's portfolio of power management ICs focused on LED driving solutions. The RT9301 series specifically targets multi-color LED applications requiring independent channel control. It complements other Richtek drivers by offering a compact form factor suitable for space-constrained mobile and consumer electronics designs.
Replacement Considerations
Cross-reference with equivalent three-channel RGB LED drivers from other manufacturers if sourcing availability is constrained. Verify pin compatibility, current ratings, and package dimensions before substitution to ensure seamless integration without redesigning the host circuit board.
