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Name: TPS3808G33QDBVRQ1
Brand: Texas Instruments
SKU: TPS3808G33QDBVRQ1
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Texas Instruments TPS3808G33QDBVRQ1

Part No.:: TPS3808G33QDBVRQ1

Manufacturer:: Texas Instruments

Package:: SOT-23-6

Datasheet:: TPS3808G33QDBVRQ1.pdf

Description:: IC SUPERVISOR 1 CHANNEL SOT23-6

In Stock:: 2452

Quantity:: Add To Cart

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TPS3808G33QDBVRQ1 Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk
Series:
Automotive, AEC-Q100
ProductStatus:
Active
Type:
Simple Reset/Power-On Reset
NumberofVoltagesMonitored:
1
Voltage-Threshold:
3.07V
Output:
Open Drain or Open Collector
Reset:
Active Low
ResetTimeout:
Adjustable/Selectable
OperatingTemperature:
-40°C ~ 125°C (TJ)
MountingType:
Surface Mount

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TPS3808G33QDBVRQ1 information

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TPS3808G33QDBVRQ1 Typical application Circuitry

TPS3808G33QDBVRQ1

TPS3808G33QDBVRQ1 is a programmable delay supervisory circuit chip designed by Texas Instruments. This chip is predominantly used for monitoring system voltages and issuing a reset signal to ensure proper operation of microprocessors and digital systems.

Application Scenarios: It finds extensive use in applications such as automotive electronics, industrial control systems, and portable devices, where precise voltage monitoring and reliable system reset functionalities are essential.

Parameter Features:

- Programmable Delay: Offers a programmable time delay for the reset signal.

- Voltage Monitoring: Specifically tailored for voltage monitoring at 3.3V.

- Low Power Consumption: Because it uses so little power, it's perfect for battery-operated gadgets.

- Compact Package: For applications with limited space, it is available in a tiny SOT-23 package.

- Wide Operating Temperature Range: Capable of operating efficiently in diverse environmental conditions.

Circuit Connection in an Industrial Control System:

1. Voltage Input Connection: The VDD pin of TPS3808G33QDBVRQ1 should be connected to the 3.3V power supply in the control system.

2. Grounding the Circuit: Connect the GND pin of TPS3808G33QDBVRQ1 to the system's ground for stability.

3. Reset Signal to Microcontroller: The RESET pin of TPS3808G33QDBVRQ1 must be linked to the reset input of the microcontroller in the control system.

4. Programming the Delay: Utilize the CT pin to set the desired reset time delay, using an external capacitor.

5. Filtering Input Voltage: To stabilize the input voltage and remove noise, place a capacitor close to the VDD pin.

6. Monitoring Voltage Threshold Adjustment: Check that TPS3808G33QDBVRQ1's voltage threshold is suitable for the control system's requirements.

7. PCB Layout Optimization: Design the PCB layout to minimize the distance between TPS3808G33QDBVRQ1 and the microcontroller to reduce interference and signal degradation.

8. Environmental Considerations: Ensure that TPS3808G33QDBVRQ1 is positioned to withstand the industrial environment, including factors like temperature variations and mechanical stresses.

Design Considerations:

1. Voltage Compatibility: Confirm that the operating voltage range of TPS3808G33QDBVRQ1 matches with the control system's power supply.

2. Delay Timing Accuracy: Precisely calculate and test the delay timing to ensure that the system reset occurs at the appropriate time.

3. Efficiency in Power Usage: Design the circuit to optimize power

consumption, especially important in scenarios where energy efficiency is a priority.

4. System Protection: Implement additional safeguards to protect TPS3808G33QDBVRQ1 and the overall system from electrical anomalies like overvoltage or transient spikes.

5. Noise Reduction: Incorporate measures to minimize electrical noise, which could impact the accuracy of voltage monitoring and the reliability of the reset function.

By meticulously adhering to these design considerations and following the detailed guidelines for circuit connection with TPS3808G33QDBVRQ1, designers can effectively integrate this chip into industrial control systems. This integration will contribute to ensuring precise voltage monitoring, timely system resets, and overall reliable and stable operation of the system in demanding industrial environments.

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6. What is the process for return or replacement of TPS3808G33QDBVRQ1?

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 TPS3808G33QDBVRQ1 we delivered, we will accept the replacement or return of the TPS3808G33QDBVRQ1 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 TPS3808G33QDBVRQ1.

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

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(1)Inform us within 90 days

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