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Analog Devices Inc. ADN8834ACPZ-R2

Part No.:: ADN8834ACPZ-R2

Manufacturer:: Analog Devices Inc.

Package:: 24-WFQFN Exposed Pad, CSP

Datasheet:: ADN8834ACPZ-R2.pdf

Description:: IC THERMO COOLER DRIVER 24LFCSP

In Stock:: 2711

Quantity:: Add To Cart

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ADN8834ACPZ-R2 Specifications

Package/Case:
24-WFQFN Exposed Pad, CSP
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Applications:
Thermoelectric Cooler
Current-Supply:
3.3mA
Voltage-Supply:
2.7V ~ 5.5V
OperatingTemperature:
-40°C ~ 125°C
MountingType:
Surface Mount

ADN8834ACPZ-R2 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ADN8834ACPZ-R2 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 ADN8834ACPZ-R2 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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ADN8834ACPZ-R2 information

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ADN8834ACPZ-R2 Typical application Circuitry

ADN8834ACPZ-R2

The ADN8834ACPZ-R2 is part of the ADN8834 series from Analog Devices, which is distinguished by its innovative thermoelectric cooler (TEC) controller ICs designed for precise temperature control applications. These devices are particularly adept at managing the temperature of laser diodes, optical components, and sensitive electronic circuits, where maintaining a specific temperature range is critical for performance and reliability. The "ACPZ-R2" suffix indicates the chip scale package (CSP) format, which is provided on a 2mm x 3mm, 16-lead LFCSP, making it suitable for space-constrained applications.

1. TEC Control Outputs (OUT+, OUT-): The ADN8834ACPZ-R2 drives the thermoelectric cooler through the OUT+ and OUT- pins, which connect directly to the TEC's terminals. This connection is crucial for delivering the bidirectional current required for heating or cooling the load, depending on the control feedback.

2. Feedback Input (FB): The FB pin is used to connect a temperature sensing device, such as a thermistor, which provides feedback to the controller about the current temperature of the device being regulated. This feedback loop is essential for maintaining precise temperature control.

3. Voltage Supply and Ground (VDD, GND): The device is powered through the VDD pin, which typically requires a supply voltage in the range of 3.0V to 5.5V. The ground connection is made through the GND pin. It's important to ensure a stable and clean power supply for optimal performance.

4. Reference Voltage Output (VREF): The VREF pin provides a stable reference voltage that can be used for setting the desired temperature setpoint in conjunction with the FB pin. This reference voltage is crucial for the accuracy of the temperature control loop.

5. Compensation and Filtering Pins (COMP, ISET, FILT): The COMP pin is used for compensation in the feedback loop to ensure stability. The ISET pin sets the maximum TEC current, providing protection against overcurrent conditions. The FILT pin connects to an external capacitor to set the control loop bandwidth, which affects the system's response time and stability.

6. Enable and Shutdown (EN, SD): The EN pin is used to enable the device, while the SD pin is used to shut down the controller for power management. Proper use of these pins allows for efficient system power management and protection.

7. PCB Design Considerations: Designing a PCB for the ADN8834ACPZ-R2 involves careful attention to the thermal and electrical paths. Ensuring low thermal resistance for the TEC control paths and minimizing noise in the feedback loop are crucial. Adequate decoupling and careful routing of sensitive analog signals are important to maintain the integrity of the temperature control loop.

8. Thermal Management for the IC: Given the ADN8834ACPZ-R2's role in temperature control, managing its thermal dissipation is also important. This may involve considerations for heat sinking and ensuring that the IC's own temperature is managed within its operational limits.

Integrating the ADN8834ACPZ-R2 into a temperature control system requires a comprehensive approach that addresses power supply stability, feedback loop configuration, thermal management, and careful PCB layout. By adhering to these design principles, the ADN8834ACPZ-R2 can effectively manage the temperature of sensitive components, ensuring optimal performance and reliability in applications where precise temperature control is paramount.

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6. What is the process for return or replacement of ADN8834ACPZ-R2?

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 ADN8834ACPZ-R2 we delivered, we will accept the replacement or return of the ADN8834ACPZ-R2 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 ADN8834ACPZ-R2.

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations