SI1865DL-T1-E3

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The SI1865DL-T1-E3 is a part of the PMIC - Power Distribution Switches, Load Drivers. It is a three-channel, low-side power MOSFET switch that provides protection for internal and external load switching applications. The device can be used to switch high current loads with low on-resistance and ripple and ESD protection.

The SI1865DL-T1-E3 is designed for use in a variety of applications, including automotive and industrial motor control, automotive HVACs, home appliances and power feed applications. It is available in a SOIC-8 package, allowing for easy mounting and compact integration into the system.

The SI1865DL-T1-E3 features three channels of external controllable low on-resistance MOSFETs that can provide up to 10A of continuous current. It also has an integrated over-voltage protection circuit and an adjustable current protection feature that can be used to ensure the safe operation of the device. The device also has over-temperature protection and is capable of providing multiple control options, including through an analog control pin, a digital GPIO port, an SPI interface or an I2C interface. The SI1865DL-T1-E3 comes with an integrated watchdog timer, as well as an active discharge circuit that can be used to reduce the static current in the load when the device is not in use.

The SI1865DL-T1-E3 is ideal for use in applications that require efficient load switching and current protection, such as motor control, HVAC systems and power feed applications. The device can also be used in automotive and industrial applications, as well as in home appliances, where its high current protection features can help provide additional protection for sensitive loads.

In terms of working principle, the SI1865DL-T1-E3 basically acts as a switch that can be used to control the flow of current from the source to the load. The device can be used in either a low side or high side configuration, controlling the current flow from positive to ground, or from ground to positive, respectively. The device is activated using either an analog voltage input, a digital GPIO signal, an SPI signal or an I2C signal.

When the INTECT pin is driven high, the device\'s low on-resistance MOSFETs are activated and the load is switched from the source. An additional current protection feature allows an adjustable current threshold to be set, which will shut-off the MOSFETs if the current exceeds the set threshold. Additionally, if the external voltage applied to the INTECT pin exceeds the over-voltage protection threshold, the device will shut-off to protect against excessive current.

The SI1865DL-T1-E3 is a powerful and reliable device that can be used in a variety of applications. It is available in a small form factor and offers a wide range of features, making it an ideal choice for switching high current loads with low on-resistance and ESD and over-temperature protection.

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