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Name: TPS3705-33DR
Brand: Texas Instruments
SKU: TPS3705-33DR
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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Texas Instruments TPS3705-33DR

Part No.:: TPS3705-33DR

Manufacturer:: Texas Instruments

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:

Description:: IC SUPERVISOR 1 CHANNEL 8SOIC

In Stock:: 2301

Quantity:: Add To Cart

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TPS3705-33DR Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk
Series:
-
ProductStatus:
Active
Type:
Simple Reset/Power-On Reset
NumberofVoltagesMonitored:
1
Voltage-Threshold:
2.93V
Output:
Push-Pull, Totem Pole
Reset:
Active Low
ResetTimeout:
140ms Minimum
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

TPS3705-33DR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including TPS3705-33DR 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 TPS3705-33DR 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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TPS3705-33DR information

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TPS3705-33DR Typical application Circuitry

TPS3705-33DR

TPS3705-33DR is a supervisory circuit chip manufactured by Texas Instruments, designed for monitoring voltage levels in electronic systems. It provides crucial system reset and power-on reset functionalities to ensure the system operates correctly after power-up or during undesired voltage drops.

Application Scenarios: This chip is commonly used in microprocessor systems, digital systems, and other electronic devices that require reliable voltage monitoring and reset capabilities, such as in computer servers, networking equipment, and industrial control systems.

Parameter Features:

- Dual Voltage Monitoring: Capable of monitoring two voltage levels.

- Programmable Reset Threshold: Allows setting custom reset threshold levels.

- Built-in Delay for Reset: Features a delay timer for the reset signal, preventing false triggering.

- Low Power Consumption: Ideal for power-sensitive applications, enhancing overall energy efficiency.

- Compact and Versatile Packaging: Available in an 8-pin SOIC package, suitable for various design requirements.

Circuit Connection in a Microprocessor System:

1. Power Supply Connection: Connect the VDD pin of TPS3705-33DR to the main power supply line, typically 3.3V, of the microprocessor system.

2. Voltage Monitoring Setup: Attach the SENSE pin to the secondary voltage source that needs to be monitored, allowing the chip to supervise two different voltages.

3. Reset Output Configuration: Link the RESET pin of TPS3705-33DR directly to the reset input of the microprocessor. This ensures that the system resets appropriately if any monitored voltage falls below the threshold.

4. Grounding for Stability: Connect the GND pin of TPS3705-33DR to the system's ground. This is essential for noise reduction and overall circuit stability.

5. Delay Timing Adjustment: If a specific reset delay is needed, configure the CT pin with an external capacitor to set the delay duration.

6. Noise Reduction: Implement decoupling capacitors close to the VDD pin to filter out voltage spikes and stabilize the power supply to TPS3705-33DR.

7. PCB Layout Considerations: Design the PCB layout to minimize the trace lengths between TPS3705-33DR and the microprocessor, reducing potential signal interference and degradation.

8. Environmental Factors: Ensure that the placement of TPS3705-33DR on the PCB can handle environmental conditions such as temperature changes and mechanical vibrations.

Design Considerations:

1. Compatibility with Voltage Levels: Verify that the voltage levels in the microprocessor system are within the monitoring range of TPS3705-33DR.

2. Reset Threshold Accuracy: Carefully set the voltage thresholds for precise monitoring, ensuring reliable system protection and reset functionality.

3. Power Efficiency Optimization: Focus on a design that ensures minimal power consumption by TPS3705-33DR, crucial for systems where energy efficiency is a priority.

4. Circuit Protection Strategies: Include circuit protection features to safeguard TPS3705-33DR and the overall system from electrical anomalies such as overcurrent conditions and transient voltage spikes.

5. Noise Immunity: Implement measures to minimize electrical noise, ensuring that the voltage monitoring function of TPS3705-33DR is accurate and reliable.

6. Thermal Management: Account for the thermal aspects in the circuit design, ensuring that TPS3705-33DR operates within its specified temperature range for optimal performance.

By adhering to these comprehensive design guidelines and detailed circuit connection strategies for TPS3705-33DR, engineers can effectively incorporate this chip into microprocessor-based systems. This integration not only ensures accurate voltage monitoring but also enhances the system's reliability and stability, particularly in scenarios that require precise voltage supervision and reset functionalities.

TPS3705-33DR FAQ

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6. What is the process for return or replacement of TPS3705-33DR?

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 TPS3705-33DR we delivered, we will accept the replacement or return of the TPS3705-33DR 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 TPS3705-33DR.

(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