The IS32LT3953B is a buck converter-based LED driver that operates in a wide input voltage range of 4.5V to 38V. It features a built-in power switch and provides a constant output current up to 3A with high efficiency. It supports both PWM and analog dimming and is designed for high-brightness automotive lighting applications. It includes internal protections such as cycle-by-cycle current limit, thermal shutdown, and under-voltage lockout.
Temp Range-40 to +125°C
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Technical Specifications
Lumissil Microsystems IS32LT3953B-GRLA3-TR technical specifications.
General
| Input Voltage (Min) | 4.5V |
| Input Voltage (Max) | 38V |
| Output Current | 3A |
| Operating Temperature | -40 to +125°C |
| Dimming Method | Analog, PWM |
| Topology | Step-Down (Buck) |
Compliance
| Automotive Qualification | AEC-Q100 |
| RoHS | Compliant |
Datasheet
Lumissil Microsystems IS32LT3953B-GRLA3-TR Datasheet
Download the complete datasheet for Lumissil Microsystems IS32LT3953B-GRLA3-TR to view detailed technical specifications.
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