MC33771BSP1AE

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MC33771BSP1AE

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IC BAT CNTRL LI-ION 7-14C 64LQFP

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Especificações

Atributo Valor
Package Tray
Series Automotive, AEC-Q100
ProductStatus Active
Function Battery Cell Controller
BatteryChemistry Lithium Ion
NumberofCells 7 ~ 14
FaultProtection Over/Under Voltage
Interface SPI
OperatingTemperature -40°C ~ 105°C (TA)
MountingType Surface Mount
Package/Case 64-LQFP Exposed Pad

Visão Geral

Description

The MC33771BSP1AE is a battery cell controller IC designed for automotive and industrial applications. It is part of NXP's MC33771 series and is used for battery management systems to monitor and balance lithium-ion battery cells. The device supports up to 14 cells in series and provides precise voltage and temperature measurements to ensure the safety and efficiency of battery operations.
Key features include high-accuracy monitoring, integrated balancing control, and robust communication interfaces, such as SPI and Daisy Chain, for seamless integration into larger systems. The MC33771BSP1AE is designed to meet automotive standards, offering fault detection and diagnostic capabilities to enhance battery system reliability.
Its low power consumption makes it suitable for electric vehicles, hybrid systems, and energy storage solutions. The IC's flexibility and scalability make it a preferred choice for engineers developing advanced battery management solutions in various applications. Overall, it enhances safety, performance, and the longevity of battery packs.

Equivalent

The MC33771BSP1AE is a battery cell controller IC manufactured by NXP. Equivalent products might include similar battery monitoring and management ICs from other manufacturers such as Texas Instruments' BQ76952, Analog Devices' LTC6811, or Renesas' ISL94202. These components offer functionalities for monitoring, balancing, and managing lithium-ion battery cells in applications like electric vehicles and energy storage systems. When selecting an equivalent, consider the specific voltage range, cell count, and communication protocols required for your application.

Features

The MC33771BSP1AE is a versatile battery cell controller from NXP designed for automotive and industrial applications. It supports 14 to 16 lithium-ion battery cells in series and features high measurement accuracy for voltage, current, and temperature. Key features include an integrated phase-locked loop (PLL) for precise synchronization, a robust communication interface with SPI and daisy-chain capability, and built-in diagnostic routines for enhanced safety. The device offers programmable over-voltage, under-voltage, and over-temperature detection thresholds to protect battery systems. It also supports passive cell balancing with configurable time and current settings to maintain optimal battery health. The MC33771BSP1AE is designed for high reliability and operates over a wide temperature range, making it suitable for various demanding environments.

Pinout

The MC33771BSP1AE is a battery cell controller manufactured by NXP Semiconductors, designed for automotive and industrial battery management systems. This device is typically used for monitoring battery parameters such as voltage, temperature, and current.
The MC33771BSP1AE comes in a 48-pin LQFP (Low-Profile Quad Flat Package). Its key functions include:
1. Cell Voltage Measurement: It supports accurate voltage measurements for multiple battery cells.
2. Temperature Sensing: The device can monitor the temperature of battery cells using external sensors.
3. Current Sensing: It can be used in configurations to measure battery current.
4. Communication Interface: It supports various communication protocols, often including SPI or an alternative automotive-standard interface for data transfer.
5. Balancing Control: The device typically includes features for passive or active cell balancing to maintain battery health.
6. Safety Features: It incorporates various safety and diagnostic functions to ensure reliable operation within the specified conditions.
For detailed specifications, referring to the manufacturer's datasheet is recommended.

Manufacturer

The manufacturer of the MC33771BSP1AE is NXP Semiconductors. NXP is a global semiconductor company that specializes in providing a broad range of advanced solutions for the automotive, industrial, mobile, and communication infrastructure markets. Known for its innovation and leadership in secure connectivity solutions, NXP develops products that include microcontrollers, processors, sensors, analog chips, and connectivity devices. The company plays a significant role in sectors such as automotive safety, secure identification, and IoT applications, making it a key player in the semiconductor industry.

Application

The MC33771BSP1AE is a battery cell controller IC used primarily in automotive and industrial applications. It is designed for battery management systems (BMS) in electric vehicles (EVs), hybrid electric vehicles (HEVs), and other energy storage systems. Key application areas include monitoring and balancing battery cells, ensuring optimal battery performance, enhancing safety by providing overvoltage, undervoltage, and overtemperature protection, and managing state-of-charge (SOC) and state-of-health (SOH) calculations. Its robust design and communication capabilities make it suitable for high-reliability environments where precise battery monitoring and management are critical.

Package

The MC33771BSP1AE is typically available in a QFP (Quad Flat Package) type, specifically a 64-pin LQFP (Low-profile Quad Flat Package). This package type is designed for surface mounting on PCBs, providing a compact and efficient solution for battery cell controller applications.

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