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Product Detailed Parameters
- Description：IC LED DRVR LIN PWM 34.5MA 60QFN
- Series：-
- Mfr：Lumissil Microsystems
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Linear
- Topology：Shift Register
- Internal Switch(s)：Yes
- Number of Outputs：16
- Voltage - Supply (Min)：2.7V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：-
- Current - Output / Channel：34.5mA
- Frequency：-
- Dimming：PWM
- Applications：General Purpose
- Operating Temperature：-40°C ~ 105°C
- Mounting Type：Surface Mount
- Package / Case：60-WFQFN Exposed Pad
- Supplier Device Package：60-QFN (7x7)
- Grade：-
- Qualification：-
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Overview
The IS31FL3801-QFLS3-TR is an LED matrix driver IC manufactured by Lumissil Microsystems. It supports a 16x8 or 15x9 LED matrix configuration and features an integrated 8-bit MCU with 32k flash and 1k SRAM. The device includes an intelligent 168-matrix FXLED engine and capacitive touch sensing capabilities. It operates within a supply voltage range of 2.7V to 5.5V and supports a switching frequency of 400kHz. The output current is rated at 34.5mA, and the unit is housed in a QFN-60 package measuring 7.0mm x 7.0mm.
Feature Summary
- Integrates an 8-bit microcontroller with substantial program memory for complex matrix control logic.
- Features an intelligent FXLED engine designed for high-resolution LED matrix applications.
- Includes built-in capacitive touch sense functionality for interactive user interfaces.
Applications
- High-resolution LED matrix displays
- Interactive smart display systems
- Capacitive touch-enabled lighting controls
Procurement Notes
Verify component authenticity through authorized Lumissil distributors. Confirm the specific suffix matches project requirements. Check for recent Product Change Notifications regarding manufacturing updates. Ensure ESD handling protocols are followed during assembly. Validate compatibility with existing I2C communication infrastructure.
Selection Notes
Select this component for designs requiring integrated MCU processing alongside LED driving. The 60-pin QFN package suits compact form factors. Consider the 34.5mA output capability for low-power matrix segments. Verify thermal management needs for the exposed pad design. Ensure the 1MHz I2C interface aligns with system bus speeds.
Part Context
This part belongs to the IS31FL series of LED lighting drivers from Lumissil. These devices typically combine power management with signal processing for automotive and industrial applications. The QFLS3 suffix indicates a specific tape-and-reel packaging variant optimized for automated surface-mount assembly processes.
Replacement Considerations
No direct public substitute part numbers are confirmed for this specific model. Evaluate alternative Lumissil models with similar pin counts and MCU integration if redesign is necessary. Verify electrical compatibility before substituting any generic LED drivers.
