LT3763IFE

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LT3763IFE

IC LED DRVR CTRL PWM 20A 28TSSOP

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  • Mfr. Partie #LT3763IFE
  • Paquet
  • Fiche de données
  • En stock2259

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Spécifications

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

Vue d'ensemble

Description

The LT3763IFE is a high-performance LED driver IC designed by Analog Devices, specifically optimized for driving high-brightness LEDs. It operates as a constant current source and can handle a wide input voltage range, typically from 4V to 60V. The chip features a built-in PWM dimming capability, enabling versatile brightness control, as well as an adjustable current limit, which allows for customization based on LED specifications.
The LT3763IFE supports both boost and buck-boost configurations, making it suitable for various LED applications, including automotive lighting, architectural lighting, and general illumination. Its compact package and high efficiency minimize heat generation, promoting better thermal management. Additionally, it includes safety features such as thermal shutdown and overcurrent protection.
Overall, the LT3763IFE is a robust solution for designers looking for efficient and reliable LED driver solutions in diverse lighting applications.

Features

The LT3763IFE is a high-performance LED driver from Analog Devices designed for efficient LED lighting applications. Key features include:
1. Constant Current Regulation: Ensures consistent LED brightness by providing a stable output current.
2. Wide Input Voltage Range: Operates from 4V to 60V, making it suitable for various power supply situations.
3. Integrated High-Side Current Sense: Simplifies circuit design and reduces external components.
4. Digital Dimming: Supports PWM dimming with a wide range of dimming ratios, enhancing user control over brightness.
5. Thermal Protection: Built-in features protect the device from overheating, ensuring reliability and longevity.
6. Multiple LED Configuration: Capable of driving multiple LEDs in series or parallel configurations.
7. Efficiency: High efficiency helps minimize heat generation and power loss.
8. Adjustable Switching Frequency: Allows flexibility in design for filtering and layout optimization.
These features make the LT3763IFE ideal for automotive, industrial, and general lighting applications.

Package

The LT3763IFE comes in a 16-lead TSSOP (Thin Shrink Small Outline Package) package type.

Pinout

The LT3763IFE is a high-efficiency LED driver IC with a pin count of 16.
Key pin functions include:
1. VIN: Input voltage supply.
2. GND: Ground connection.
3. SW: Switch node for connecting to the inductor.
4. CT: Timing capacitor connection for setting the LED current.
5. ISENSE: Current sense input for feedback control.
6. ISET: Sets the output current through an external resistor.
7. COMP: Compensation for the control loop stability.
8. RCS: Senses the current through a shunt resistor.
9. PWM: Pulse-width modulation control input for dimming.
10. EN: Enable pin to turn the IC on/off.
11. FAULT: Fault detection output.
12. NC: No connection, unused pin.
The LT3763IFE is designed for driving multiple LEDs in constant current mode with features for dimming and thermal protection.

Manufacturer

The LT3763IFE is manufactured by Analog Devices, Inc., which is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, Analog Devices specializes in high-performance technology used in various applications, including communications, automotive, industrial automation, and consumer electronics. The company focuses on providing innovative solutions that enhance connectivity and performance in electronic systems.

Application

The LT3763IFE is a highly integrated LED driver primarily used in applications such as automotive lighting, architectural lighting, industrial lighting, and general illumination. It supports high-brightness LED solutions, enabling features like dimming control and constant current regulation. Additionally, it is suitable for use in signage, displays, and backlighting applications, offering efficiency and reliability in various lighting designs.

Equivalent

Equivalent products to the LT3763IFE chip include the Texas Instruments LM5118, ON Semiconductor NCP1024, and the Maxim Integrated MAX15026. These alternatives offer similar functionalities in high-efficiency step-down (buck) converters, suitable for applications requiring comparable performance in voltage regulation and power management. Always check the specific datasheets for detailed specifications and compatibility.

Expédition

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DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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