BD4837G-TR Integrated Circuits (ICs)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

BD4837G-TR is a voltage supervisor integrated circuit (IC) device that is specifically designed for precision voltage security. This type of device is considered to be part of the PMIC (Power Management IC) supervisory family of components. It is used to monitor and maintain voltage accuracy in a power system, often when used with a power supply for industrial and consumer electronic applications.

The device can be used in both power-up and power-down scenarios, providing the required voltage voltage accuracy while still avoiding overvoltage and undervoltage conditions. It presents a wide range of applications such as computer, communications, home appliances, automotive, measurement and control systems.

It is engineered to provide additional system protection support as well, such as a reset and accuracy detection circuit both against overvoltage and undervoltage conditions. It also provides a monitoring system feedback to the external CPU or MCU to allow the system to appropriately respond to a voltage condition.

The working principle of a BD4837G-TR is fairly straightforward. When the voltage of the power system is determined to be at a safe level, the device outputs a high level signal as a result. This signal is then used to turn on the system, allowing the user to access it. On the other hand, when the voltage is too high or too low, the device is designed to output a low level logic, which is then used to shut down the system in order to protect it from any potential damage.

The device is constructed in several stages. It consists of a voltage comparison circuitry, voltage reference circuitry, a power supply circuit, a reset signal output stage, certain programmable features and various protection structures, such as overvoltage, undervoltage protection, reset, and accuracy detection.

The voltage reference circuitry sets the referenced voltage level, compared to which the system can check the voltages. This circuit is also responsible for providing the reset signal output. The power supply circuit is used to supply power to all internal components and the reset signal output stage.

The device provides various features, such as the ability to program the accuracy tolerance, programmable reset delay (detection time) and high accuracy voltage via an external precision zener diode. It also offers a wide range of temperature range, up to -40°C to +125°C.

In sum, the BD4837G-TR is a voltage supervisor designed to provide an effective and reliable monitoring and protection solution for many electronic applications. The device is designed to detect overvoltage and undervoltage conditions, as well as to control a low level signal when a problem is detected. The device provides a number of features for temperatures ranging from -40°C to +125°C, flexible programming and reset delay settings, and various protection structures to ensure accuracy and protection.

The specific data is subject to PDF, and the above content is for reference