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Name: MC33771BSP1AER2
Brand: NXP USA Inc.
SKU: MC33771BSP1AER2
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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NXP USA Inc. MC33771BSP1AER2

Part No.:: MC33771BSP1AER2

Manufacturer:: NXP USA Inc.

Package:: 64-LQFP Exposed Pad

Datasheet:: MC33771BSP1AER2.pdf

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

In Stock:: 2586

Quantity:: Add To Cart

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MC33771BSP1AER2 Specifications

Packaging:
Tape & Reel (TR)
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

MC33771BSP1AER2 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MC33771BSP1AER2 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for MC33771BSP1AER2 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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MC33771BSP1AER2 information

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MC33771BSP1AER2 Typical application Circuitry

The MC33771BSP1AER2 is a lithium-ion battery cell controller IC manufactured by NXP Semiconductors. It's designed to provide comprehensive single chip solutions for battery management systems (BMS), especially for automotive, e-bikes, and energy storage applications.

The MC33771BSP1AER2 exhibits several key characteristics:

1. Cell Balancing: It offers internal cell balancing capabilities to ensure that all cells in a battery pack charge equally and maintain similar voltage levels, thereby prolonging the lifespan of the battery pack.

2. Cell Monitoring: This chip can monitor up to 7 Li-ion cells with high accuracy. It also includes comprehensive diagnostics for safety as per ISO26262.

3. Temperature Measurement: It can measure temperatures in the system with the help of external NTC thermistors.

4. Communication: It supports daisy chain communication with isolation and also supports transformer or capacitive-coupling isolation.

Now, consider the application of the MC33771BSP1AER2 in an automotive battery management system (BMS).

1. Power Supply and Ground (Pins 1, 16, 21, and 36): Pins 1 and 16 should be connected to the ground, whereas Pins 21 and 36 should be connected to the power supply.

2. Cell Balancing (Pins 7-13): The battery cells that need to be balanced should be connected to these pins. These connections are to the negative terminal of the individual cells.

3. Cell Inputs (Pins 22-28): The battery cells that need to be monitored should be connected to these pins. These connections are to the positive terminal of the individual cells.

4. Thermistor Inputs (Pins 2-4): Connect NTC thermistors for temperature monitoring.

5. Communication (Pins 30, 31): These pins handle the IC's communication capabilities and can be used to interface with a microcontroller or another BMS IC.

While designing a BMS with the MC33771BSP1AER2, several factors need to be considered:

- Cell Matching: When connecting cells for monitoring and balancing, care should be taken to ensure that the cells are well-matched in terms of capacity and internal resistance.

- Thermistor Placement: For precise temperature measurement, NTC thermistors need to be positioned correctly.

- Communication Setup: The communication network should be carefully designed to ensure that all BMS chips can effectively communicate with the main controller.

- Safety: It is important to design the system to operate within the safe operating area of the battery cells to avoid overcharging, overheating, and other potentially dangerous conditions.

It's important to mention that each BMS design can be unique and based on the specific needs of the application, the connections and considerations may change. For the most precise and comprehensive information, always refer to the MC33771BSP1AER2 datasheet and application notes.

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6. What is the process for return or replacement of MC33771BSP1AER2?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the MC33771BSP1AER2 we delivered, we will accept the replacement or return of the MC33771BSP1AER2 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of MC33771BSP1AER2.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations