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MIC3287-24YD6
+Lista de Materiais1.2MHZ PWM WHITE LED DRIVER WITH
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FabricanteMicrel Inc.
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Peça do Fabricante #MIC3287-24YD6
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Ficha Técnica MIC3287-24YD6 DataSheet
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Pacote SOT-23-6 Thin, TSOT-23-6
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Especificações
| Atributo | Valor |
| Package | Bulk |
| ProductStatus | Active |
Visão Geral
Description
Key features of the MIC3287-24YD6 include a high switching frequency, which allows the use of smaller external components, contributing to a more compact design. It also typically offers a low quiescent current, enhancing battery life by reducing power consumption when the device is not actively switching. The integrated power MOSFET reduces the need for additional components, simplifying the design and reducing overall system cost.
Moreover, the MIC3287-24YD6 often includes protection features such as overcurrent and thermal shutdown, ensuring reliable operation under various conditions. Its ability to provide a stable output voltage makes it ideal for powering sensors, microcontrollers, and other mixed-signal circuits.
Equivalent
Features
1. Input Voltage Range: Typically, it operates over a wide input voltage range, suitable for applications powered by battery sources.
2. Output Voltage: It provides a fixed output voltage of 24V, which is suitable for driving LEDs and other loads requiring higher voltages.
3. Efficiency: The device is designed to offer high-efficiency power conversion, which is crucial for battery-powered devices to extend operational life.
4. Switching Frequency: It operates at a high switching frequency, which allows the use of smaller external components, reducing overall space and cost.
5. Compact Package: The MIC3287-24YD6 is available in a compact SOT-23-6 package, making it ideal for space-constrained applications.
6. Protection Features: It includes built-in protection features such as over-current protection and thermal shutdown, ensuring robust operation under various conditions.
These features make the MIC3287-24YD6 suitable for LED drivers, portable devices, and other applications requiring efficient voltage boosting.
Pinout
In terms of function, the MIC3287-24YD6 is used to provide a constant current to drive white LEDs, which is crucial for maintaining consistent brightness and efficiency in applications such as backlighting for LCD displays and handheld devices. The "24" in the part number indicates a fixed output voltage of 24V.
The key features of this IC include high efficiency operation, typically above 80%, low input voltage capability, and the ability to drive multiple LEDs in series. It also includes features like cycle-by-cycle current limit, thermal shutdown protection, and under-voltage lockout. The device is designed to operate over a wide input voltage range, making it versatile for various power supply conditions.
Manufacturer
Application
1. LED Backlighting: Used in portable devices like smartphones and tablets for LED backlighting due to its efficient power management.
2. Portable Electronics: Ideal for portable devices needing efficient power conversion from lower-voltage sources.
3. LCD Bias Supply: Utilized in LCD panels for its ability to provide stable voltage.
4. General Purpose Step-Up Conversion: Suitable for any application needing voltage boosts from a lower voltage source.
Its compact nature and efficiency make it suitable for space-constrained applications.