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Product Detailed Parameters
- Description：IC LED DRVR LIN PWM 20MA SOT23-6
- Series：-
- Mfr：Richtek USA Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Linear
- Topology：-
- Internal Switch(s)：Yes
- Number of Outputs：4
- Voltage - Supply (Min)：2.5V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：-
- Current - Output / Channel：20mA
- Frequency：-
- Dimming：PWM
- Applications：-
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：SOT-23-6
- Supplier Device Package：SOT-23-6
- Grade：-
- Qualification：-
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Overview
The RT9300AGE is a linear LED driver IC manufactured by Richtek USA Inc., housed in a SOT-23-6 surface-mount package. It features four independent output channels, each capable of delivering up to 20 mA of drive current. The device operates within an input voltage range of 2.5 V to 5.5 V and supports PWM dimming control with a switching frequency of 10 kHz. Designed for reliability, it functions across an extended temperature range from -40 °C to 85 °C.
Feature Summary
- Four-channel linear LED driver architecture providing independent current regulation for multiple LEDs
- Supports PWM dimming control for precise brightness adjustment
- Compact SOT-23-6 surface-mount package design suitable for space-constrained applications
Applications
- Portable electronic device backlighting
- Indicator lighting systems
- Small display illumination modules
Procurement Notes
Verify component authenticity through authorized distributors or the manufacturer directly. Confirm the specific suffix matches the required packaging format. Check for end-of-life status as indicated in official documentation. Ensure compliance with RoHS and REACH regulations for your region. Validate that the operating temperature range meets your system requirements before finalizing procurement.
Selection Notes
Select this component when a multi-channel linear solution is preferred over switching regulators for low-noise applications. Consider the 20 mA per channel limit for LED current requirements. Evaluate the SOT-23-6 footprint against available PCB space. Compare thermal dissipation capabilities if driving multiple channels simultaneously at high duty cycles.
Part Context
This part belongs to Richtek's portfolio of power management integrated circuits, specifically within the LED driver category. It complements other PMIC solutions offered by the manufacturer for consumer electronics and portable devices. The product line focuses on efficient energy conversion and precise voltage regulation for modern electronic systems.
Replacement Considerations
Check for direct pin-to-pin replacements within the same family. Verify equivalent electrical specifications such as output current and input voltage range. Ensure compatibility with existing PCB layouts and thermal management designs.
