TPS389018DSET

Product Overview

Category

The TPS389018DSET belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for voltage monitoring and supervision in various electronic systems.

Characteristics

• Voltage monitoring range: 0.8V to 5.5V
• Adjustable threshold voltage
• Low quiescent current consumption
• Wide operating temperature range: -40°C to 125°C
• Small package size: SOT-23-6

Package

The TPS389018DSET is packaged in a small outline transistor (SOT) package, specifically SOT-23-6.

Essence

The essence of the TPS389018DSET is its ability to monitor and supervise voltage levels within electronic systems, ensuring stable and reliable operation.

Packaging/Quantity

This product is typically available in reels containing a quantity of 3000 units per reel.

Specifications

• Supply voltage range: 1.2V to 5.5V
• Threshold voltage accuracy: ±1.5%
• Quiescent current: 1.5µA (typical)
• Power-on reset delay time: 20ms (typical)
• Hysteresis voltage: 3.5% (typical)

Detailed Pin Configuration

The TPS389018DSET has six pins arranged as follows:

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Pin 1: GND (Ground) Pin 2: VDD (Supply Voltage) Pin 3: MR (Manual Reset) Pin 4: VIT (Voltage Input) Pin 5: VOT (Voltage Output) Pin 6: NC (No Connection)

Functional Features

• Undervoltage detection and monitoring
• Manual reset input for system control
• Adjustable threshold voltage for flexible voltage monitoring
• Power-on reset delay to ensure stable operation during power-up

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various systems
• Low quiescent current consumption minimizes power consumption
• Adjustable threshold voltage provides flexibility in voltage monitoring
• Small package size enables space-saving integration

Disadvantages

• Limited pin configuration options may not suit all system requirements
• Lack of built-in protection features against voltage spikes or transients

Working Principles

The TPS389018DSET operates by continuously monitoring the voltage level at the VIT pin. When the voltage falls below the threshold set by the user, the device triggers an output signal at the VOT pin. This signal can be used to initiate a system reset or trigger other actions based on the specific application requirements.

Detailed Application Field Plans

The TPS389018DSET finds applications in various electronic systems that require reliable voltage monitoring and supervision. Some potential application fields include:

1. Battery-powered devices: Ensuring proper battery voltage levels to prevent damage or unexpected shutdowns.
2. Industrial automation: Monitoring power supply voltages to maintain stable operation of machinery and equipment.
3. Automotive electronics: Supervising voltage levels in automotive systems to prevent malfunctions or failures.
4. IoT devices: Monitoring power supply voltages in connected devices to ensure continuous operation and data integrity.

Detailed and Complete Alternative Models

1. TPS389015DSET: Similar to TPS389018DSET but with a lower adjustable threshold voltage range.
2. TPS389016DSET: Similar to TPS389018DSET but with a higher adjustable threshold voltage range.
3. TPS389017DSET: Similar to TPS389018DSET but with additional built-in protection features against voltage spikes.
4. TPS389019DSET: Similar to TPS389018DSET but with a different package size (SOT-23-5).

These alternative models provide options for different voltage monitoring requirements and package preferences.

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