TLS115B0LDXUMA1

Basic Information Overview

• Category: Electronic Component
• Use: LED Driver
• Characteristics: Constant Current, Dimmable
• Package: Surface Mount Device (SMD)
• Essence: Provides constant current to drive LEDs
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 9V to 36V
• Output Current Range: 100mA to 500mA
• Efficiency: Up to 90%
• Dimming Control: Analog/PWM
• Operating Temperature Range: -40°C to +85°C
• Protection Features: Overvoltage, Overcurrent, Short Circuit

Detailed Pin Configuration

1. VCC: Power Supply Input
2. GND: Ground
3. DIM: Dimming Control Input
4. OUT: LED Output

Functional Features

• Constant Current Regulation: Ensures stable LED brightness regardless of input voltage fluctuations.
• Dimming Capability: Allows adjusting the brightness of connected LEDs using analog or PWM dimming signals.
• Wide Input Voltage Range: Can operate with a wide range of input voltages, making it suitable for various applications.
• High Efficiency: Offers high power conversion efficiency, minimizing energy losses.
• Protection Features: Incorporates protection mechanisms to safeguard against overvoltage, overcurrent, and short circuit conditions.

Advantages

• Reliable Performance: Provides consistent and reliable current regulation for LED operation.
• Versatile Dimming Options: Supports both analog and PWM dimming methods, offering flexibility in controlling LED brightness.
• Compact Size: SMD package allows for space-saving integration into electronic circuits.
• Wide Operating Temperature Range: Can withstand extreme temperature conditions, making it suitable for outdoor applications.
• Robust Protection: Built-in protection features ensure the longevity of the LED driver and protect against potential damage.

Disadvantages

• Limited Output Current Range: The output current range may not be suitable for high-power LED applications.
• External Components Required: Additional components, such as resistors and capacitors, may be needed for proper operation.

Working Principles

TLS115B0LDXUMA1 is a constant current LED driver that regulates the current flowing through connected LEDs. It operates by converting the input voltage to a stable current source, ensuring consistent brightness levels. The dimming control input allows adjusting the LED brightness using either analog or PWM signals. The driver incorporates protection features to prevent damage from overvoltage, overcurrent, and short circuit conditions.

Detailed Application Field Plans

• Indoor Lighting: Suitable for various indoor lighting applications, including residential, commercial, and industrial settings.
• Automotive Lighting: Can be used in automotive lighting systems, such as headlights, taillights, and interior lighting.
• Signage and Display: Ideal for illuminating signs, displays, and advertising boards.
• Street Lighting: Can be employed in street lighting fixtures to provide energy-efficient and reliable illumination.

Detailed and Complete Alternative Models

• TLS115B0LDXUMA2: Similar specifications but with a higher output current range (100mA to 700mA).
• TLS115B0LDXUMA3: Dimmable LED driver with extended temperature range (-40°C to +105°C).
• TLS115B0LDXUMA4: Constant voltage LED driver with adjustable output voltage.

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