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TPS92513DGQR
+Lista de MateriaisIC LED DRVR RGLTR PWM 10HVSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #TPS92513DGQR
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Pacote HVSSOP-10
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Em Estoque6631
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | DC DC Regulator |
| Topology | Step-Down (Buck) |
| InternalSwitch(s) | Yes |
| NumberofOutputs | 1 |
| Voltage-Supply(Min) | 4.5V |
| Voltage-Supply(Max) | 42V |
| Voltage-Output | 45V |
| Current-Output/Channel | 1.5A |
| Frequency | 100kHz ~ 2MHz |
| Dimming | Analog, PWM |
| Applications | Lighting |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 10-PowerTFSOP, 10-MSOP (0.118, 3.00mm Width) |
Visão Geral
Description
The device offers a programmable switching frequency, allowing designers to optimize for efficiency or component size. It supports both analog and PWM dimming, providing versatility in brightness control. The TPS92513DGQR also includes features like thermal shutdown, over-current protection, and under-voltage lockout, enhancing reliability and safety.
With its compact package and robust feature set, the TPS92513DGQR is ideal for applications requiring precise LED current regulation and efficient power conversion. Its flexibility and protection features make it a reliable choice for high-performance LED lighting systems.
Equivalent
1. LT3476 from Analog Devices: A 4-channel LED driver.
2. MIC3223 from Microchip: A high-brightness LED driver.
3. LM3409 from Texas Instruments: Another step-down LED driver with similar features.
4. NCP3066 from ON Semiconductor: A versatile switching regulator for LED applications.
These alternatives vary in features, so it's important to confirm compatibility with your specific requirements.
Features
1. High Efficiency: It supports high-efficiency LED drive with a wide input voltage range of 4.5V to 60V.
2. Current Regulation: Offers accurate current regulation, crucial for consistent LED brightness and longevity.
3. Adjustable Switching Frequency: The switching frequency is adjustable between 100 kHz and 2.5 MHz, allowing for design flexibility and optimization.
4. Thermal Management: Built-in thermal shutdown and current limit features protect against overheating and overcurrent conditions.
5. Dimming Capabilities: Supports both analog and PWM dimming, providing versatile control over LED brightness.
6. Compact Package: Available in a compact MSOP-PowerPAD package, making it suitable for space-constrained designs.
7. Protection Features: Offers undervoltage lockout and overvoltage protection to ensure reliable operation.
These features make the TPS92513DGQR ideal for a variety of LED lighting applications, offering robust performance, protection, and flexibility.
Pinout
1. BOOT: Supplies power to the high-side driver of the internal switch.
2. VIN: Input voltage supply pin.
3. SW: The switch pin, connected to the output inductor.
4. GND: Ground connection pin.
5. RT/CLK: Sets the switching frequency, or synchronizes to an external clock.
6. COMP/EN: Compensation and enable pin; used to stabilize the control loop and enable/disable the device.
7. DIM: PWM dimming input; controls the brightness of the LED.
8. CSN: Inverting input to the current sense comparator.
9. CSP: Non-inverting input to the current sense comparator.
10. Rset: Sets the internal current sense threshold.
These pins collectively support the device's role in driving high-brightness LEDs efficiently by regulating current, enabling PWM dimming, and allowing for frequency synchronization.