RT4531WSC
- Mfr.Part #
- RT4531WSC
- Manufacturer
- Richtek
- Package / Case
- 9-UFBGA, WLCSP
- Datasheet
- Download
- Description
- IC LED DRV RGLTR PWM 20MA 9WLCSP
- Stock
- 4,385
- In Stock :
- 4,385
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- Manufacturer :
- Richtek
- Product Category :
- LED Drivers
- Pbfree Code :
- yes
- Topology :
- Step-Up (Boost)
- Package / Case :
- 9-UFBGA, WLCSP
- Frequency :
- 1MHz
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- RoHS Status :
- ROHS3 Compliant
- Dimming :
- PWM
- Factory Lead Time :
- 16 Weeks
- ECCN Code :
- EAR99
- Type :
- DC DC Regulator
- Operating Temperature :
- -40°C~85°C TA
- Voltage - Supply (Max) :
- 5.5V
- Packaging :
- Tape and Reel (TR)
- Mounting Type :
- Surface Mount
- Current - Output / Channel :
- 20mA
- Published :
- 2016
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Internal Switch(s) :
- yes
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Applications :
- Backlight
- Number of Outputs :
- 2
- Voltage - Supply (Min) :
- 2.5V
- Datasheets
- RT4531WSC

LED Drivers Richtek RT4531WSC Overview
The LED Drivers Richtek RT4531WSC is a highly efficient integrated circuit (IC) specifically designed for LED driving applications. This regulator integrates advanced PWM technology for precise control of LED brightness, supporting up to 20mA output per channel. Its compact 9-WLCSP package makes it ideal for space-constrained applications while ensuring robust performance and reliability. The RT4531WSC is an excellent choice for manufacturers and developers looking for high-quality, scalable LED driver solutions that enhance device performance and energy efficiency.
RT4531WSC Features
The RT4531WSC LED driver from Richtek boasts several key features that make it an outstanding choice for a variety of applications. These include precise brightness control through PWM input, a stable 20mA output per channel, and a highly compact 9-WLCSP form factor. Additionally, its design for low power consumption helps extend the battery life of portable devices.
RT4531WSC Applications
- Smartphone and Tablet Backlighting: Provides stable, flicker-free illumination for displays, enhancing visual experience and extending battery life.
- Wearable Technology: Ideal for compact devices, ensuring consistent LED performance in a small form factor, suitable for wearable device illumination.
- Portable Consumer Electronics: Can be used in handheld gaming devices and personal media players where consistent lighting and energy efficiency are crucial.
- Automotive Interior Lighting: Ensures reliable and uniform lighting in automotive dashboard and cabin lights, contributing to aesthetic and functional cabin design.
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