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Product Detailed Parameters
- Description：IC LED DRV RGLTR PWM 1A TSOT23-5
- Series：-
- Mfr：Richtek USA Inc.
- Package：Tape & Reel (TR)
- Type：DC DC Regulator
- Topology：Step-Down (Buck)
- Internal Switch(s)：Yes
- Number of Outputs：1
- Voltage - Supply (Min)：5V
- Voltage - Supply (Max)：30V
- Voltage - Output：-
- Current - Output / Channel：1A
- Frequency：-
- Dimming：Analog, PWM
- Applications：Lighting, Signage
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：SOT-23-5 Thin, TSOT-23-5
- Supplier Device Package：TSOT-23-5
- Grade：Automotive
- Qualification：-
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Overview
The RT8472GJ5 is a high-brightness LED driver manufactured by Richtek USA Inc., housed in a TSOT-23-5 surface-mount package. It operates as a DC-DC step-down regulator with an internal switch, designed for single-output applications. The device supports a regulated output current of 1A and utilizes PWM dimming control for brightness adjustment. It functions within a standard industrial temperature range and is classified under PMIC LED drivers.
Feature Summary
- Integrates an internal power switch to simplify circuit design
- Supports PWM dimming for precise brightness regulation
- Utilizes step-down topology for efficient voltage conversion
Applications
- High brightness LED lighting systems
- Portable electronic device backlighting
- General purpose LED driver circuits
Procurement Notes
Verify the specific datasheet revision and RoHS compliance status directly with the manufacturer or authorized distributor before procurement. Confirm that the TSOT-23-5 package matches your PCB footprint requirements. Ensure the operating conditions align with the specified input voltage and thermal constraints defined in the official technical documentation.
Selection Notes
Select this component for applications requiring a compact solution for driving high-brightness LEDs with integrated switching capabilities. The TSOT-23-5 package offers space efficiency for portable designs. Consider the 1A output capability and PWM dimming interface when matching system performance requirements against available alternatives.
Part Context
This part belongs to the Richtek PMIC family, specifically categorized under LED drivers. It serves as a specialized power management solution for lighting applications, distinct from general-purpose buck converters or linear regulators. The product line focuses on providing efficient, compact power stages for modern electronic devices.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's official documentation for recommended cross-references or pin-compatible alternatives.
