TPS3895ADRYR

Product Overview

Category

The TPS3895ADRYR belongs to the category of voltage supervisors.

Use

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

Characteristics

• The TPS3895ADRYR is a low-power, precision voltage supervisor.
• It operates over a wide input voltage range, making it suitable for various applications.
• The device offers accurate voltage monitoring with adjustable threshold levels.
• It has a low quiescent current consumption, which helps in conserving power.
• The TPS3895ADRYR provides a reset signal when the monitored voltage falls below the set threshold level.

Package

The TPS3895ADRYR is available in a small 6-pin WSON package.

Essence

The essence of the TPS3895ADRYR lies in its ability to ensure stable operation of electronic systems by monitoring voltage levels and providing a reset signal when necessary.

Packaging/Quantity

The TPS3895ADRYR is typically sold in reels containing a specified quantity of devices. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 1.2V to 6.5V
• Adjustable Threshold Voltage: 0.4V to 5.5V
• Quiescent Current: 1.5µA (typical)
• Reset Timeout Period: 200ms (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TPS3895ADRYR features the following pin configuration:

1. GND: Ground connection
2. VDD: Positive supply voltage input
3. MR: Manual reset input (active-low)
4. RESET: Reset output
5. TH: Threshold voltage adjustment pin
6. NC: No connection

Functional Features

• Accurate voltage monitoring: The TPS3895ADRYR ensures precise monitoring of the input voltage, allowing for reliable system operation.
• Adjustable threshold levels: The device allows users to set the desired voltage threshold using an external resistor, providing flexibility in different applications.
• Manual reset capability: The MR pin enables a manual reset option, allowing users to initiate a system reset when required.
• Power-saving design: With its low quiescent current consumption, the TPS3895ADRYR helps conserve power in battery-operated systems.

Advantages and Disadvantages

Advantages

• Wide input voltage range accommodates various applications.
• Adjustable threshold levels offer flexibility.
• Low quiescent current consumption helps conserve power.
• Manual reset capability provides additional control.

Disadvantages

• Limited number of pins may restrict certain system configurations.
• Not suitable for high-voltage applications beyond the specified range.

Working Principles

The TPS3895ADRYR operates by continuously monitoring the input voltage. When the voltage falls below the set threshold level, the device generates a reset signal on the RESET pin. This signal can be used to initiate a system reset or trigger other necessary actions.

Detailed Application Field Plans

The TPS3895ADRYR finds application in various electronic systems where voltage monitoring and reliable operation are critical. Some potential application fields include:

1. Battery-powered devices: Ensuring stable operation and preventing unexpected shutdowns in portable electronics such as smartphones, tablets, and wearables.
2. Industrial control systems: Monitoring voltage levels in industrial equipment to prevent damage and ensure safe operation.
3. Automotive electronics: Providing voltage supervision in automotive systems to enhance reliability and protect sensitive components.
4. IoT devices: Enabling efficient power management and reliable operation in Internet of Things (IoT) devices.

Detailed and Complete Alternative Models

1. TPS3890ADRYR: Similar to the TPS3895ADRYR, but with a fixed threshold voltage.
2. TPS3808G01DBVR: A voltage supervisor with adjustable threshold levels and a different package option (SOT-23).
3. MAX809REUR+: Another voltage supervisor offering adjustable threshold levels and a wider operating temperature range.

These alternative models provide similar functionality to the TPS3895ADRYR and can be considered based on specific application requirements.

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