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IDT, Integrated Device Technology Inc 9DBL0941BKILFT Environmental and export classification status description

The Renesas Electronics ISL94202 is a 4-channel analog front-end (AFE) IC designed for automotive Li-ion or Li-polymer battery management systems. It features high-accuracy analog-to-digital converters (ADCs) and supports up to 14-bit resolution. Functions: 1. Voltage Measurement: Precisely measures the voltage from each cell in a battery pack. 2. Temperature Measurement: Monitors the temperature of the battery cells to ensure safe operation. 3. Cell Balancing: Balances the voltage across different cells to optimize performance and extend battery life. 4. Overcurrent Protection: Detects excessive current flow to prevent overheating and damage to the battery pack. Applications: 1. Electric Vehicles 2. Hybrid Electric Vehicles 3. Battery Energy Storage Systems 4. Uninterruptible Power Supplies Alternative Components: - Analog Devices LTC6812 - Texas Instruments BQ76940 - Maxim Integrated MAX17852 Embedded Modules: - Voltage Regulator - Voltage References - Temperature Sensors - Analog-to-Digital Converters Related Q&A: 1. What is the accuracy of the voltage measurements provided by the Renesas ISL94202? The Renesas ISL94202 offers high-accuracy voltage measurements with a resolution of up to 14 bits, providing precise monitoring of each battery cell. 2. How does the cell balancing functionality of the ISL94202 work? The ISL94202 actively balances the voltage across different cells by redistributing energy, helping to equalize the charge and discharge levels of the cells. 3. What is the operating temperature range of the ISL94202? The ISL94202 is designed to operate over a wide temperature range, typically from -40°C to 105°C, making it suitable for automotive and industrial applications. 4. Can the ISL94202 communicate with external microcontrollers or host systems? Yes, the ISL94202 features communication interfaces like SPI or I2C to enable seamless integration with microcontrollers or host systems for data logging and system control. 5. Does the ISL94202 feature any built-in safety protections for battery management? Yes, the ISL94202 includes overcurrent protection and cell fault detection mechanisms to ensure the safe operation of the battery pack and prevent damage due to abnormal conditions.