TPS3838K33DBVT

Product Overview

Category

The TPS3838K33DBVT belongs to the category of voltage supervisors.

Use

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

Characteristics

• Low-power consumption
• Wide operating voltage range
• High accuracy
• Adjustable threshold voltage
• Small package size

Package

The TPS3838K33DBVT is available in a small SOT-23 package.

Essence

The essence of the TPS3838K33DBVT lies in its ability to provide accurate voltage monitoring and supervision, ensuring the reliable operation of electronic systems.

Packaging/Quantity

The TPS3838K33DBVT is typically packaged in reels containing 3000 units.

Specifications

• Supply Voltage Range: 1.5V to 6.5V
• Threshold Voltage Accuracy: ±1.5%
• Quiescent Current: 1.5µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TPS3838K33DBVT has the following pin configuration:

```

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| | --| VDD | --| GND | --| RESET | |___________| ```

Functional Features

• Accurate voltage monitoring: The TPS3838K33DBVT ensures precise monitoring of the supply voltage, preventing system malfunctions due to voltage fluctuations.
• Adjustable threshold voltage: The threshold voltage can be adjusted to suit specific application requirements.
• Power-saving design: With low quiescent current, the TPS3838K33DBVT minimizes power consumption, making it suitable for battery-powered devices.
• Reset signal generation: It generates a reset signal when the monitored voltage falls below the set threshold, allowing for proper system initialization.

Advantages and Disadvantages

Advantages

• High accuracy in voltage monitoring
• Adjustable threshold voltage for customization
• Low power consumption
• Small package size for space-constrained applications

Disadvantages

• Limited supply voltage range (1.5V to 6.5V)
• Not suitable for high-voltage applications

Working Principles

The TPS3838K33DBVT operates by comparing the monitored voltage with a preset threshold voltage. When the monitored voltage falls below the threshold, the reset signal is generated, indicating a power failure or abnormal voltage condition. This allows the system to take appropriate actions, such as resetting or entering a low-power state.

Detailed Application Field Plans

The TPS3838K33DBVT finds applications in various fields, including:

1. Battery-powered devices: It ensures reliable operation by monitoring the battery voltage and generating a reset signal when it drops below a certain level.
2. Industrial automation: The TPS3838K33DBVT can be used to monitor power supply voltages in control systems, preventing malfunctions and ensuring uninterrupted operation.
3. Automotive electronics: It provides voltage supervision in automotive systems, enabling safe and reliable operation of critical components.

Detailed and Complete Alternative Models

1. TPS3839K33DBVT: Similar to the TPS3838K33DBVT, but with a higher threshold voltage range.
2. TPS3840K33DBVT: Offers adjustable threshold voltage and wider operating temperature range compared to the TPS3838K33DBVT.
3. TPS3838L30DBVT: A variant with a lower threshold voltage and extended supply voltage range.

(Note: These alternative models are provided for reference and may have different specifications and features.)

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