APTR3216EC Optoelectronics

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The APTR3216EC is a discrete specialized module used for LED indication applications. It is often used as part of larger systems and control panels that require different levels of illumination and individual control. The APTR3216EC offers an efficient, cost-effective system for operations requiring multiple indications in a single package.

The APTR3216EC has several features that make it a suitable choice for LED indication applications. First, it is a dual-group, five-LED indicator that utilizes a red LED and blue LED for each group. This allows for a greater range of colors, making it ideal for applications that require a wider range of colors or brightness levels. Additionally, the APTR3216EC has a selectable switching frequency of 20kHz, allowing for very fast response times.

The APTR3216EC also features Wide Input Voltage Range (2V-24VDC) and Over-Voltage & Over-current protection, making it suitable for use with a wide variety of power sources and applications. Furthermore, the module is RoHS compliant and has a very low standby power consumption of just 0.09W.

The APTR3216EC works by controlling the voltage across two LEDs in each group. When a voltage is applied to the module, one LED in each group turns on. Higher voltages will cause both LEDs in each group to turn on, providing brighter long-term illumination. The intensity of each group of LEDs is adjustable via a variable resistor located on the board.

The APTR3216EC also provides a variety of operating modes. For example, a momentary mode makes the LEDs operate for a short time. This mode can be used for alarms or as a system warning. Another example is a blinking/dim mode which dims one of the LEDs in each group, providing a long-term flashing or dimming effect.

In addition, the APTR3216EC can be operated in a Pulse Width Modulation (PWM) mode, allowing it to be used with PWM controllers. This allows for more complex lighting effects, such as slow fading and smooth transitions, as well as more precise brightness control. Finally, the APTR3216EC has built-in temperature protection to ensure that the LEDs remain safe during operation.

The APTR3216EC offers several benefits for LED indication applications. It is a compact, cost-effective, and efficient system that provides multiple indications in a single package. It also offers a wide range of colors, fast response times, and adjustable voltage output. In addition, its wide input voltage range and over-voltage & over-current protection make it suitable for use in any application.

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