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TPS92511DDA
+BOMIC LED DRV RGLTR PWM 8SOPWRPAD
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ManufacturerTexas Instruments
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Mfr. Part #TPS92511DDA
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Package HSOIC (DDA)-8
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In Stock2504
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Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Active |
| Type | DC DC Regulator |
| Topology | Step-Down (Buck) |
| InternalSwitch(s) | Yes |
| NumberofOutputs | 1 |
| Voltage-Supply(Min) | 4.5V |
| Voltage-Supply(Max) | 65V |
| Current-Output/Channel | 500mA |
| Frequency | 500kHz |
| Dimming | Analog, PWM |
| Applications | Lighting |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
Overview
Description
Key features of the TPS92511DDA include an integrated MOSFET, which simplifies the design and reduces the need for external components. It also offers features like dimming control, including PWM and analog dimming, to adjust the brightness of the LEDs. The driver is built with thermal protection, overcurrent protection, and under-voltage lockout, enhancing system reliability and safety.
The device is housed in an 8-pin SO PowerPAD package, providing efficient thermal management. Its small form factor, combined with high performance and flexibility, makes it ideal for space-constrained applications where high efficiency and precise LED control are essential. Overall, the TPS92511DDA is a robust solution for modern LED lighting systems.
Equivalent
Features
1. High Efficiency: Designed to deliver high efficiency, reducing the overall power consumption.
2. Wide Input Voltage Range: Supports a broad input voltage range, enhancing versatility for different applications.
3. Adjustable Output Current: Allows for setting the output current via an external resistor, providing flexibility for various LED requirements.
4. Dimming Capability: Supports PWM dimming, enabling control over LED brightness levels.
5. Protection Features: Includes thermal shutdown, open LED, and short-circuit protection to ensure device reliability and longevity.
6. Compact Package: Available in a small, thermally enhanced package, facilitating easier integration into space-constrained designs.
7. Low EMI: Designed to minimize electromagnetic interference, ensuring compliance with EMI standards.
8. Robust Design: Offers stable performance across a wide temperature range, making it suitable for diverse environmental conditions.
These features make the TPS92511DDA a suitable choice for applications like portable lighting, architectural lighting, and general illumination systems.
Pinout
1. VIN: Input voltage supply.
2. SW: Switching node connected to the external inductor and diode.
3. GND: Ground reference.
4. CSN: Current sense negative input.
5. CSP: Current sense positive input.
6. COMP/EN: Compensation and enable pin for loop compensation and enabling the device.
7. ISN: Current sense negative for LED current regulation.
8. ISP: Current sense positive for LED current regulation.
These pins collectively manage the device's operation to efficiently drive high-brightness LEDs, providing functions like current regulation, switching control, and protection features.
Manufacturer
Application
1. Architectural Lighting: Offers precise dimming and color control for aesthetic applications.
2. Industrial Lighting: Provides reliable and efficient illumination for factories and warehouses.
3. Commercial Lighting: Suitable for retail and office environments where energy efficiency and lighting quality are priorities.
4. Automotive Lighting: Employed in headlamps, tail lamps, and interior lighting systems.
5. General Illumination: Used in residential and outdoor lighting due to its robustness and efficiency.
These applications exploit its features such as high efficiency, thermal management, and compatibility with various LED configurations.