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LT3756EMSE-2#TRPBF
+StücklisteIC LED DRIVER CTRLR PWM 16MSOP
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HerstellerAnalog Devices Inc.
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Herstellerteil #LT3756EMSE-2#TRPBF
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Datenblatt LT3756EMSE-2#TRPBF DataSheet
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Auf Lager8557
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Spezifikationen
| Attribut | Wert |
| PartStatus | Active |
| Type | DC DC Controller |
| Topology | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) |
| InternalSwitch(s) | No |
| NumberofOutputs | 1 |
| Voltage-Supply(Min) | 6V |
| Voltage-Supply(Max) | 100V |
| Voltage-Output | 100V |
| Frequency | 100kHz ~ 1MHz |
| Dimming | Analog, PWM |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-TFSOP (0.118", 3.00mm Width) Exposed Pad |
| SupplierDevicePackage | 16-MSOP-EP |
| BaseProductNumber | LT3756 |
Übersicht
Description
Key features include:
1. Wide Input Voltage Range: It operates from 6V to 100V, accommodating different power supplies.
2. High-Side Current Sense: Provides accurate LED current regulation.
3. Adjustable Switching Frequency: Ranges from 100kHz to 1MHz, allowing designers to optimize efficiency and size.
4. PWM Dimming: Supports external PWM for LED brightness control.
5. Efficiency and Protection: Offers efficiency up to 95% with built-in protection features like overcurrent, overvoltage, and thermal shutdown.
The chip is commonly used in applications such as automotive lighting, industrial lighting, and other systems where high-current LED control is required. Its compact MSOP-16 package makes it suitable for space-constrained designs.
Equivalent
Features
1. Wide Input Voltage Range: This controller supports input voltages from 6V to 100V, making it versatile for various applications.
2. Constant-Current and Constant-Voltage Regulation: It provides accurate regulation essential for LED applications, ensuring stable brightness and preventing damage to LEDs.
3. High Efficiency: It is capable of maintaining high efficiency over a broad range of operating conditions, which is crucial for energy-sensitive applications.
4. PWM Dimming: The device supports high PWM dimming ratios, allowing for fine control of LED brightness.
5. Fault Protection: It includes features such as programmable overcurrent protection and overvoltage protection to safeguard the system.
6. Flexible Topologies: Compatible with boost, buck-boost, and SEPIC topologies, offering design flexibility.
7. Package: It is housed in a thermally enhanced 16-lead MSOP package, reducing thermal resistance and improving heat dissipation.
These features make the LT3756EMSE-2#TRPBF suitable for driving high-power LEDs in various lighting applications.
Pinout
Here are the pin functions:
1. VIN: Input voltage supply pin.
2. GND: Ground pin.
3. SW: Switch pin, connects to the external inductor and diode.
4. ISP: Positive current sense pin, used for sensing the LED current.
5. ISN: Negative current sense pin, complements ISP for current sensing.
6. CTRL: Control pin, typically used for analog dimming or shutting down the IC.
7. VC: Compensation pin for the control loop.
8. PWM: PWM dimming input pin.
9. RT: Timing resistor pin, sets the switching frequency.
10. SS: Soft-start pin, controls the ramp-up time of the output voltage.
The LT3756EMSE-2#TRPBF allows for efficient LED driving with features like wide input voltage range, PWM dimming, and adjustable switching frequency, making it a versatile choice for various lighting applications.
Manufacturer
Application
1. LED Lighting Systems: Used in both residential and commercial LED lighting, providing efficient and precise control of LED brightness.
2. Automotive Lighting: Suitable for automotive LED headlights, tail lights, and interior lighting systems.
3. Industrial Lighting: Supports industrial and outdoor LED lighting solutions.
4. Display Backlighting: Powers LED backlights in monitors, televisions, and digital signage.
5. Architectural Lighting: Used for dynamic and static architectural LED lighting designs.
These applications benefit from its wide input voltage range and robust current control capabilities.