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Name: AD7294BCPZRL
Brand: Analog Devices Inc.
SKU: AD7294BCPZRL
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc. AD7294BCPZRL

Part No.:: AD7294BCPZRL

Manufacturer:: Analog Devices Inc.

Package:: 56-VFQFN Exposed Pad, CSP

Datasheet:

Description:: IC ADC/DAC 12BIT 22.22K 56LFCSP

In Stock:: 2720

Quantity:: Add To Cart

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AD7294BCPZRL Specifications

Package/Case:
56-VFQFN Exposed Pad, CSP
Packaging:
Tape & Reel (TR),Bulk
Series:
-
ProductStatus:
Active
Type:
ADC, DAC
NumberofChannels:
4
Resolution(Bits):
12 b
SamplingRate(PerSecond):
22.22k
DataInterface:
I²C, Serial
VoltageSupplySource:
Analog and Digital
Voltage-Supply:
4.5V ~ 5.5V
OperatingTemperature:
-40°C ~ 105°C
MountingType:
Surface Mount

AD7294BCPZRL this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including AD7294BCPZRL 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 AD7294BCPZRL 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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AD7294BCPZRL information

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The application and technological advancement of AD7294BCPZRL in specific industries

AD7294BCPZRL is a high-performance, quad-channel, 12-bit SAR ADC (Analog-to-Digital Converter) manufactured by Analog Devices. It offers precise analog-to-digital conversion and is well-suited for various industrial applications requiring accurate voltage or current measurements.

Application Scenario:

In the automotive industry, AD7294BCPZRL finds extensive use in battery management systems (BMS) for electric vehicles (EVs) and hybrid electric vehicles (HEVs). The ADC's high resolution and low power consumption make it ideal for monitoring battery voltages and currents, ensuring efficient energy management and prolonging battery lifespan.

Circuit Design:

To design a battery management system using AD7294BCPZRL, consider the following key aspects:

1. Voltage Measurement:

Connect the battery cell voltages to the ADC's input channels, utilizing appropriate voltage dividers or signal conditioning circuits to ensure the voltage levels are within the ADC's operating range.

2. Current Measurement:

For accurate current measurement, integrate current sensing resistors in series with the battery pack and connect the voltage across these resistors to the ADC inputs. Use precision amplifiers if necessary for signal amplification and conditioning.

3. Temperature Monitoring:

Include temperature sensors to monitor the temperature of battery cells and other critical components. Interface these sensors with the ADC's spare input channels to enable temperature monitoring alongside voltage and current measurements.

4. Data Logging and Communication:

Implement a microcontroller or FPGA to interface with the AD7294BCPZRL and process the acquired data. Utilize communication interfaces such as SPI or I2C to transmit measurement data to the vehicle's onboard computer or external monitoring systems for real-time analysis and diagnostics.

5. Fault Detection and Protection:

Develop algorithms to detect abnormal voltage, current, or temperature conditions, triggering appropriate protective measures such as cell balancing, current limiting, or thermal shutdown to prevent damage to the battery pack and ensure system safety.

Considerations:

When designing the BMS circuitry, it's crucial to address the following considerations:

- Accuracy and Precision: Ensure the ADC's resolution and linearity meet the requirements for precise voltage and current measurement, considering factors such as noise, offset, and gain error.

- Power Consumption: Optimize the circuit design to minimize power consumption, extending the battery life and reducing energy losses.

- EMC/EMI Compliance: Design the PCB layout and shielding to mitigate electromagnetic interference and ensure compliance with automotive EMC/EMI standards for reliable operation in electric vehicles.

- Calibration and Testing: Perform thorough calibration and testing of the BMS circuitry to validate measurement accuracy and reliability under various operating conditions, ensuring optimal performance and safety of the battery system.

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6. What is the process for return or replacement of AD7294BCPZRL?

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 AD7294BCPZRL we delivered, we will accept the replacement or return of the AD7294BCPZRL 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 AD7294BCPZRL.

(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