DS2733E+

The DS2733E+ is a highly versatile and efficient device designed to meet the power demand of remotely embedded systems. Originally developed by Maxim Integrated, this device is an advanced Li-ion and Li-polymer fuel gauging-and-protection IC (FGP) and is currently in its 17thgeneration. It is also commonly used in electrically powered consumer products.

The DS2733E+ is a single-package device that integrates analogSensing amplifiers, current and voltage measurement accuracy, current level control, temperature-sensing elements, safety switches, and energy accumulation counters into a single IC. This enhances the effectiveness and features of the device while reducing its size, power, and cost. As a result, the DS2733E+ makes it easier to construct, test, and use efficient and reliable Li-ion and Li-polymer power sources.

Application Field

The DS2733E+ is widely used in handheld consumer electronics like digital cameras, MP3 players, mobile phones, PDAs and similar gadgets. By integrating a low-power current sensing amplifier and digital signal processing, the DS2733E+ allows devices to monitor the battery’s charging and discharging status. This is possible regardless of the battery’s type, size, or sophistication. This contributes to an increase in reliability and safety for the battery.

The DS2733E+ is also well suited for industrial applications such as automotive systems and industrial equipment. Its versatile features and efficient design make it ideal for remote power systems. By implementing new design strategies, this device can help automotive system engineers build reliable and low-cost systems that are able to efficiently and accurately estimate the fuel levels in their respective applications. Moreover, in industrial settings, the device provides a safe and reliable authentication mechanism that prevents unexpected and dangerous situations.

Working Principle

The DS2733E+ features a microcontroller and a S/PAD system controller in order to monitor the battery’s health, current level, and temperature. The microcontroller coordinates data and automatically detects and reports operation status. It also provides protection strategies and ensures the power source has stayed within specified safety limits. Additionally, the S/PAD system controller manages the IC’s multiple channels, and interfaces with the power management driver.

The DS2733E+ is equipped with several thermal sensors and multi-channel controlling cells in order to boost the capacity of the device as a reliable and accurate power monitor. Thermal sensors and multi-channel controllers enableDS2733E+ to measure the power and voltage level of the battery and detect any abnormal operation, along with providing protection features. In addition, the device also features a protection circuit block (PCB) to regulate the charging and discharging of the battery.

Lastly, the DS2733E+ is designed to provide various protection features to the power system. An over-voltage protection circuit initiates protection when the voltage output exceeds safe levels. Similarly, a full-time monitoring function enables the device to monitor the capacity of the battery, thereby preventing any potential damage to the power system, and protecting it from sudden power outage. Moreover, the built-IN temperature sensor allows the device to shut down when the temperature of the battery rises beyond a certain level.

The DS2733E+ is a powerful and efficient device that meets the demanding requirements of modern remote power systems. It is capable of providing various protection features and accurately measuring the current and voltage level of the battery. Its efficient design and integration of analog and digital monitoring systems make it a reliable and economical choice for embedded systems.