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LT3763IFE
+BOMIC LED DRVR CTRL PWM 20A 28TSSOP
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ManufacturerAnalog Devices Inc.
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Mfr. Part #LT3763IFE
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In Stock4309
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Specifications
| Attribute | Value |
| Part Status | Obsolete |
| Type | DC DC Controller |
| Topology | Step-Down (Buck) |
| Internal Switch(s) | No |
| Number of Outputs | 1 |
| Voltage - Supply (Min) | 6V |
| Voltage - Supply (Max) | 60V |
| Voltage - Output | 55V |
| Current - Output / Channel | 20A |
| Frequency | 200kHz ~ 1MHz |
| Dimming | PWM |
| Applications | Lighting |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | Automotive |
| Mounting Type | Surface Mount |
| Package / Case | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad |
| Supplier Device Package | 28-TSSOP-EP |
| Base Product Number | LT3763 |
Overview
Description
Key features include a constant current regulation for precise LED control, integrated switching MOSFETs, and a high switching frequency up to 1MHz, allowing for smaller inductors and capacitors. The LT3763IFE also incorporates thermal foldback, dimming capabilities via PWM or analog control, and a built-in fault protection mechanism.
Its efficient design minimizes heat generation, thus enhancing reliability and longevity of LED systems. The device is available in a compact package, facilitating space-constrained designs. Overall, the LT3763IFE is ideal for applications requiring efficient, reliable, and flexible LED driving solutions.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 4.5V to 60V, suitable for various applications.
2. Constant Current Control: Provides precise LED current regulation for consistent brightness.
3. Adjustable Switching Frequency: Configurable from 200 kHz to 1 MHz, allowing optimization for efficiency and size.
4. High Efficiency: Achieves efficiencies over 90%, reducing thermal management needs.
5. Thermal Protection: Features built-in thermal shutdown to prevent overheating.
6. Dimming Control: Supports various dimming methods, including PWM and analog dimming, enhancing user experience.
7. LED Fault Protection: Monitors LED operation and provides fault detection to ensure reliability.
8. Compact Package: Available in a thermally enhanced 16-lead TSSOP package, facilitating space-saving designs.
Overall, the LT3763IFE is ideal for automotive, industrial, and general lighting applications requiring robust and efficient LED driving solutions.
Pinout
Key functions of the LT3763IFE include:
1. Constant Current Control: It regulates the LED current to ensure consistent brightness.
2. Buck-Boost Configuration: It allows operation from a wide input voltage range while enabling step-up and step-down conversion.
3. Dimming Control: Supports both PWM and analog dimming methods for flexible brightness control.
4. Thermal Protection: It includes thermal shutdown to protect the IC and the LEDs from overheating.
5. Programmable Switching Frequency: The frequency can be set using external components, allowing optimization for efficiency and size.
Overall, the LT3763IFE is suitable for applications requiring reliable LED driving with high efficiency and performance.
Manufacturer
The LT3763IFE itself is a high-performance LED driver used for driving high-brightness LEDs in various applications, such as automotive lighting, architectural lighting, and general illumination. Analog Devices is known for its innovation and high-quality products, serving a global market and playing a significant role in the semiconductor industry.