TPS3898ADRYT

Product Overview

Category

The TPS3898ADRYT belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and supervising the voltage levels in electronic systems.

Characteristics

• The TPS3898ADRYT is a low-power, precision voltage supervisor.
• It operates over a wide voltage range, making it suitable for various applications.
• It offers accurate voltage monitoring with adjustable threshold levels.
• The device has a low quiescent current, ensuring minimal power consumption.
• It provides a reset signal when the monitored voltage falls below the set threshold.

Package

The TPS3898ADRYT is available in a small package, such as a 6-pin WSON or a 5-pin SOT-23.

Essence

The essence of the TPS3898ADRYT lies in its ability to monitor voltage levels accurately and provide a reset signal when necessary.

Packaging/Quantity

The TPS3898ADRYT is typically sold in reels or tubes, containing a specific quantity of devices per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 1.2V to 6.5V
• Adjustable Threshold Voltage Range: 0.4V to 5.5V
• Quiescent Current: 1.5µA (typical)
• Reset Timeout Period: Adjustable from 1ms to 10s
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TPS3898ADRYT has the following pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. MR: Manual reset input
4. RESET: Reset output
5. TH: Threshold voltage adjustment pin

Functional Features

• Accurate voltage monitoring: The TPS3898ADRYT ensures precise monitoring of the input voltage.
• Adjustable threshold levels: The device allows users to set the desired voltage threshold for triggering a reset signal.
• Manual reset capability: The MR pin enables manual reset functionality, allowing users to initiate a reset externally.
• Power-efficient operation: With its low quiescent current, the TPS3898ADRYT minimizes power consumption in electronic systems.

Advantages and Disadvantages

Advantages

• Wide operating voltage range makes it suitable for various applications.
• Adjustable threshold voltage provides flexibility in voltage monitoring.
• Low quiescent current ensures minimal power consumption.
• Small package options allow for space-saving designs.

Disadvantages

• Limited number of pins may restrict additional functionalities.
• Manual reset feature may not be required in all applications.

Working Principles

The TPS3898ADRYT operates by continuously monitoring the input voltage. When the voltage falls below the user-defined threshold level, the device generates a reset signal. This signal can be used to initiate system resets or perform other necessary actions. The adjustable threshold voltage allows customization based on specific application requirements.

Detailed Application Field Plans

The TPS3898ADRYT finds applications in various fields, including but not limited to:

1. Battery-powered devices: It can be used to monitor battery voltage and trigger actions when the voltage drops below a certain level.
2. Industrial control systems: The device ensures stable operation by monitoring critical voltage levels and initiating appropriate actions.
3. Automotive electronics: It helps in monitoring and protecting sensitive electronic components from voltage fluctuations.
4. Home automation systems: The TPS3898ADRYT can be utilized to monitor power supply voltages and ensure reliable operation of connected devices.

Detailed and Complete Alternative Models

1. TPS3808G01DBVR: This voltage supervisor offers similar features and is available in a SOT-23 package.
2. MAX809SEUR-T: Another alternative with adjustable threshold voltage and a small SOT-23 package.
3. ADM6315-26D4ARTZ-R7: This device provides precise voltage monitoring and comes in a 4-pin SOT-143 package.

These alternative models offer comparable functionality to the TPS3898ADRYT and can be considered based on specific application requirements.

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