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TPS92520QDADRQ1
+Lista de MateriaisIC LED DRVR RGLTR PWM 32HTSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #TPS92520QDADRQ1
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Pacote HTSSOP-32
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Type | DC DC Regulator |
| Topology | Step-Down (Buck) |
| Internal Switch(s) | Yes |
| Number of Outputs | 2 |
| Voltage - Supply (Min) | 4.5V |
| Voltage - Supply (Max) | 63V |
| Current - Output / Channel | 1.6A |
| Frequency | 400kHz ~ 2.2MHz |
| Dimming | Analog, PWM |
| Applications | Automotive, Lighting |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
This device supports a wide input voltage range, making it suitable for various vehicle power systems. It features a robust set of protections, including thermal shutdown, over-voltage, and under-voltage lockout, enhancing system safety and stability. The TPS92520QDADRQ1 can be easily integrated into designs requiring precision control of LED brightness and color mixing, thanks to its PWM dimming capabilities.
Additionally, it is AEC-Q100 qualified, indicating it meets automotive industry standards for reliability. This makes it an excellent choice for developers looking to implement energy-efficient and durable LED solutions in modern vehicles.
Equivalent
1. Maxim Integrated's MAX25610A, which is also a dual-channel, automotive LED driver.
2. NXP's LPC175x/6x series, which provides similar functionality in controlling LEDs.
3. Analog Devices' LT3965, a dual-channel, buck LED driver.
While these products have similar functionalities, it's crucial to check specific requirements like voltage, current, and feature sets for compatibility.
Features
1. Dual-Channel Output: Supports independent control of two LED strings, enhancing design flexibility in lighting systems.
2. Wide Input Voltage Range: Operates efficiently across a broad automotive voltage range, making it suitable for various vehicle systems.
3. High Efficiency: Utilizes synchronous buck topology to provide high-efficiency LED driving, reducing power loss and heat generation.
4. Accurate Current Regulation: Ensures precise LED current control, crucial for maintaining consistent brightness and color in LED applications.
5. Dimming Capabilities: Offers both analog and PWM dimming options, allowing for adaptable brightness control.
6. Protection Features: Includes comprehensive protection mechanisms like overcurrent, overvoltage, and thermal shutdown to safeguard the device and LEDs.
7. Automotive Qualification: AEC-Q100 qualified, ensuring reliability and performance in demanding automotive environments.
8. Compact Package: Available in a small footprint, making it suitable for space-constrained applications.
These features make the TPS92520QDADRQ1 ideal for automotive lighting solutions, such as headlamps, tail lamps, and interior lighting systems.
Pinout
Each channel of the TPS92520QDADRQ1 is capable of independently driving high-brightness LEDs with precise current regulation. Key features include adaptive on-time D-CAP3 control mode, wide input voltage range, analog and PWM dimming capabilities, fault diagnostic features, and thermal shutdown protection. These features make it suitable for automotive lighting applications such as headlights, daytime running lights, and interior lighting.