IS31FL3733A-QFLS4-TR
IC LED DRIVER
Pmic Led Drivers
48-WFQFN Exposed Pad
Not For New Designs
Price available on request
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Lumissil Microsystems |
| Model | IS31FL3733A-QFLS4-TR |
| Package / Case | 48-WFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Topology | Constant Current |
| Number of Outputs | 28 |
| Supplier Device Package | 48-QFN (6x6) |
| RoHS | RoHS |
| Part Status | Not For New Designs |
Application & Notes
IS31FL3733A-QFLS4-TR by Lumissil Microsystems is a Constant Current IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output -. The 48-WFQFN Exposed Pad package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
📖 Technical Guides for IS31FL3733A-QFLS4-TR
ESP32 vs STM32: Which MCU is Right for Your Project?
Components Guide
Chinese MCU Alternatives: GD32, AT32, APM32 & More — 40-80% Cost Savings vs ST/NXP/Microchip
Components Guide
Op-Amp Selection Guide: 8 Most Popular Types and When to Use Each
Components Guide
LM358 Alternatives & Replacements: Complete Pin-to-Pin Guide
Components Guide
Alternatives & Replacements
View All →IS31FL3742A-QFLS4-TR
IC 30X6 I2C MATRIX LED DRIVER, 4
AAT2403ICG-T1
16CH LCD TV MATRIX LED 42TQFN
AAT2428ISZ-T1
IC LED DRIVER LIN 150MA 44TQFN
IS31FL3748-QFLS4-TR
24 4 DOTS MATRIX LED DRIVER, QFN
IS31FL3748A-QFLS4-TR
IC 24N (N=1~4) 28V LED MATRIX DR
IS31FL3742-QFLS4-TR
IC LED DVR 30X6 DOT MATRIX 48QFN
All Technical Specifications
| Type | Linear |
| Dimming | I²C |
| Topology | Constant Current |
| Frequency | 400kHz ~ 1MHz |
| Applications | General Purpose |
| Number of Outputs | 28 |
| Internal Switch(s) | Yes |
| Voltage - Supply (Max) | 5.5V |
| Voltage - Supply (Min) | 2.7V |
| Current - Output / Channel | 42mA |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.