TLD1121ELXUMA1

Voltage - Output:	40V
Supplier Device Package:	PG-SSOP-14
Package / Case:	14-LSSOP (0.154", 3.90mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 150°C (TJ)
Applications:	Automotive
Dimming:	--
Frequency:	--
Current - Output / Channel:	360mA
Series:	Automotive, LITIX™
Voltage - Supply (Max):	40V
Voltage - Supply (Min):	5.5V
Number of Outputs:	1
Internal Switch(s):	Yes
Topology:	--
Type:	Linear
Part Status:	Active
Packaging:	Tape & Reel (TR)

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PMIC - LED Drivers: TLD1121ELXUMA1

The TLD1121ELXUMA1 LED driver from Texas Instruments is an integrated, low cost, high-efficiency LED driver with an analog dimming control. The TLD1121ELXUMA1 features two integrated high-efficiency switching regulators that support a wide range of output capabilities, including a dual-channel current regulator and a differential output current regulator. With the use of a resistor, the output current can be optimized for the application, making it an ideal choice for applications requiring precise and efficient control of LED lighting.

Application Field

The TLD1121ELXUMA1 LED driver is ideal for applications such as industrial and consumer applications, as well as general lighting applications. This device can support applications such as general lighting, front-lighting, and signage. The driver comes in a compact package and is designed for a wide range of output and current capacities. The TLD1121ELXUMA1 is also suitable for buck, SEPIC, or synchronous boost converters.

Working Principle

The TLD1121ELXUMA1 LED driver works on an analog dimming control loop. A resistor is used to adjust the output current according to the desired level. The output current is regulated by a differential amplifier and the voltage is adjustable through the resistor. This ensures precise output current and high efficiency operation over the entire range of dimming levels. The device also has built-in overvoltage protection and short circuit protection, making it suitable for a wide range of applications.In addition, the TLD1121ELXUMA1 can support a wide input voltage range, up to 24V, as well as various power regulation requirements. The driver features an internal error amplifier which allows it to be integrated into a variety of LED lighting solutions. It is also capable of supporting a wide range of LED loads, including single LED designs, multiple LED designs, and high-current LED designs.

Features and Benefits

The TLD1121ELXUMA1 LED driver provides several features and benefits that make it an ideal choice for a wide range of applications. The device’s high efficiency and low cost make it an attractive option for LED lighting solutions. In addition, the driver offers low noise operation, allowing it to be used in environments with sensitive applications or noise-sensitive electronic devices. Moreover, the device also provides selectable LED current and adjustable output voltage, allowing for precise LED brightness control.The TLD1121ELXUMA1 also comes with a wide range of safety features. These include overvoltage protection, overcurrent protection, open-circuit protection, short-circuit protection, thermal shut-down protection, and reverse-bias protection. The driver also features a thermal shut-down feature which protects against thermal overloads and prevents device damage due to thermal runaway. The TLD1121ELXUMA1 LED driver is also RoHS compliant, making it suitable for use in environmentally sensitive applications. It is also compliant with the JESD standards, ensuring consistent performance and compatibility with a wide range of electronic components. Overall, the TLD1121ELXUMA1 LED driver from Texas Instruments is an attractive option for a wide range of LED lighting applications. The device offers a high-efficiency, low-cost solution for applications requiring precise and efficient LED brightness control, and is also compliant with the JESD standards for compatibility with electronic components. With its multiple safety features and RoHS compliance, the TLD1121ELXUMA1 is sure to meet the demands of a wide range of lighting applications.

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