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LT3466EDD#TRPBF
+BOMIC LED DRV RGLTR PWM 400MA 10DFN
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ManufacturerAnalog Devices Inc.
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Mfr. Part #LT3466EDD#TRPBF
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In Stock2434
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Specifications
| Attribute | Value |
| Part Status | Active |
| Type | DC DC Regulator |
| Topology | Step-Up (Boost) |
| Internal Switch(s) | Yes |
| Number of Outputs | 2 |
| Voltage - Supply (Min) | 2.7V |
| Voltage - Supply (Max) | 24V |
| Voltage - Output | 39.5V |
| Current - Output / Channel | 400mA |
| Frequency | 1MHz |
| Dimming | PWM |
| Applications | Backlight |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 10-WFDFN Exposed Pad |
| Supplier Device Package | 10-DFN (3x3) |
| Base Product Number | LT3466 |
Overview
Description
The LT3466EDD#TRPBF is a dual step-up DC/DC converter designed by Analog Devices, optimized for driving white LEDs in various applications. It incorporates two independent 1.3A, 36V switches and operates over a wide input voltage range. The device efficiently boosts output voltage to drive multiple LED strings, ensuring consistent brightness and color. Integrated Schottky diodes and a high switching frequency minimize external component size, making it suitable for compact designs. The converter features internal compensation, soft-start, and adjustable switching frequency, enhancing ease of use and flexibility. Protection features include overvoltage and overcurrent protection, as well as thermal shutdown. The LT3466EDD#TRPBF is commonly used in portable devices, automotive lighting, and display backlighting, offering reliability and efficiency in LED applications. It comes in a 10-lead DFN package, making it suitable for space-constrained applications.
Equivalent
The LT3466EDD#TRPBF is a dual channel DC/DC converter designed for driving LEDs. Equivalent products include similar dual channel LED drivers such as the TPS61165 from Texas Instruments, AL8805 from Diodes Incorporated, and CAT4101 from ON Semiconductor. When selecting an equivalent, consider factors like input voltage range, output current, switching frequency, and package type to ensure compatibility with your design requirements.
Features
The LT3466EDD#TRPBF is a dual output DC-DC converter by Analog Devices, designed to drive white LEDs. Its key features include:
1. Dual Output: Capable of driving two strings of LEDs independently.
2. High Efficiency: Offers high efficiency over a wide range of input voltages.
3. Integrated Schottky Diodes: Includes internal Schottky diodes to save space and reduce cost.
4. Wide Input Voltage Range: Operates from 2.5V to 24V input voltage.
5. Adjustable Frequency: Switching frequency is adjustable from 250kHz to 1.5MHz, allowing for flexibility in application and component sizing.
6. Current Mode Control: Ensures stable operation over a wide range of conditions.
7. Dimming Capability: Supports analog and PWM dimming techniques for controlling LED brightness.
8. Protection Features: Includes features like open LED protection and thermal shutdown to enhance reliability.
9. Compact Package: Available in a thermally enhanced 10-lead DFN package.
These features make the LT3466EDD#TRPBF suitable for applications such as display backlighting and portable lighting devices.
1. Dual Output: Capable of driving two strings of LEDs independently.
2. High Efficiency: Offers high efficiency over a wide range of input voltages.
3. Integrated Schottky Diodes: Includes internal Schottky diodes to save space and reduce cost.
4. Wide Input Voltage Range: Operates from 2.5V to 24V input voltage.
5. Adjustable Frequency: Switching frequency is adjustable from 250kHz to 1.5MHz, allowing for flexibility in application and component sizing.
6. Current Mode Control: Ensures stable operation over a wide range of conditions.
7. Dimming Capability: Supports analog and PWM dimming techniques for controlling LED brightness.
8. Protection Features: Includes features like open LED protection and thermal shutdown to enhance reliability.
9. Compact Package: Available in a thermally enhanced 10-lead DFN package.
These features make the LT3466EDD#TRPBF suitable for applications such as display backlighting and portable lighting devices.
Pinout
The LT3466EDD#TRPBF is a dual-output DC/DC converter manufactured by Analog Devices (formerly Linear Technology). It is housed in a 10-lead DFN (Dual Flat No-leads) package. The primary function of the LT3466EDD is to drive two independent strings of LEDs, making it suitable for applications involving LED backlighting and other LED-based lighting solutions.
The pin count for the LT3466EDD#TRPBF is 10 pins. Key functions of these pins include:
1. SW1 and SW2: Switch node connections for the two LED drivers.
2. VIN: Input voltage supply pin.
3. FB1 and FB2: Feedback pins for regulating the LED current.
4. CTRL1 and CTRL2: Control pins for enabling and dimming the LED strings.
5. SHDN: Shutdown pin to enable or disable the device.
6. GND: Ground reference for the device.
7. VREF: Reference voltage output.
8. OVLO: Overvoltage lockout pin.
These functions enable the LT3466EDD to efficiently manage and control dual LED outputs, optimizing for performance and reliability in LED applications.
The pin count for the LT3466EDD#TRPBF is 10 pins. Key functions of these pins include:
1. SW1 and SW2: Switch node connections for the two LED drivers.
2. VIN: Input voltage supply pin.
3. FB1 and FB2: Feedback pins for regulating the LED current.
4. CTRL1 and CTRL2: Control pins for enabling and dimming the LED strings.
5. SHDN: Shutdown pin to enable or disable the device.
6. GND: Ground reference for the device.
7. VREF: Reference voltage output.
8. OVLO: Overvoltage lockout pin.
These functions enable the LT3466EDD to efficiently manage and control dual LED outputs, optimizing for performance and reliability in LED applications.
Manufacturer
The LT3466EDD#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. The company caters to various industries, including communications, automotive, industrial, healthcare, and consumer electronics, providing solutions for data conversion, signal processing, power management, and more. Analog Devices is known for its focus on innovation and quality in the semiconductor industry.
Application
The LT3466EDD#TRPBF is a dual output DC/DC converter designed for LED drivers in various applications. It is commonly used in display backlighting for electronics such as smartphones, tablets, and TVs due to its ability to efficiently drive multiple LEDs. Additionally, it is suitable for automotive lighting systems, industrial lighting, and general illumination where compact and efficient LED driver solutions are needed. Its features, such as high efficiency, adjustable output, and low noise operation, make it ideal for any application requiring reliable and precise LED power management.
Package
The LT3466EDD#TRPBF is a DC/DC converter from Analog Devices. The "EDD" denotes the package type, which is a 10-lead (3mm × 3mm) plastic DFN (Dual Flat No-leads) package. The "#TRPBF" suffix indicates that it is a tape-and-reel packaging with lead-free (RoHS compliant) finish.
