TLV4379IPWR

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Comparator
• Characteristics: Low-power, Rail-to-Rail Input/Output, Push-Pull Output, Open-Drain Output, Overvoltage Protection
• Package: TSSOP-14
• Essence: The TLV4379IPWR is a voltage comparator designed for low-power applications. It offers rail-to-rail input and output capability, with both push-pull and open-drain output options. The device also includes overvoltage protection, making it suitable for a wide range of voltage monitoring and control applications.
• Packaging/Quantity: The TLV4379IPWR is available in a TSSOP-14 package and is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: 2.7V to 36V
• Input Offset Voltage: ±1mV (maximum)
• Input Bias Current: ±1pA (typical)
• Response Time: 5μs (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The TLV4379IPWR has a total of 14 pins arranged as follows:

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| | --|IN+ VCC |-- --|IN- OUT |-- --|GND EN |-- |___________| ```

Pin Description: - IN+: Non-inverting input - IN-: Inverting input - VCC: Supply voltage - OUT: Output - GND: Ground - EN: Enable pin (active high)

Functional Features

1. Low Power Consumption: The TLV4379IPWR is designed to operate with low power consumption, making it suitable for battery-powered applications.
2. Rail-to-Rail Input/Output: The device supports rail-to-rail input and output voltage range, allowing for accurate comparisons even at the extremes of the supply voltage.
3. Push-Pull and Open-Drain Outputs: The TLV4379IPWR provides both push-pull and open-drain output options, offering flexibility in various circuit configurations.
4. Overvoltage Protection: The device includes built-in overvoltage protection, safeguarding the comparator from potential damage due to excessive input voltages.

Advantages and Disadvantages

Advantages: - Low-power operation extends battery life in portable devices. - Rail-to-rail input/output capability ensures accurate comparisons across the entire voltage range. - Multiple output options provide flexibility in circuit design. - Overvoltage protection enhances device reliability.

Disadvantages: - Limited number of pins may restrict complex circuit integration. - Higher cost compared to basic voltage comparators.

Working Principles

The TLV4379IPWR is a voltage comparator that compares the voltage at its non-inverting input (IN+) with the voltage at its inverting input (IN-). When the voltage at IN+ is higher than the voltage at IN-, the output (OUT) switches to a high state. Conversely, when the voltage at IN- is higher, the output switches to a low state. The enable pin (EN) can be used to control the operation of the comparator.

Detailed Application Field Plans

The TLV4379IPWR can be used in various applications, including but not limited to:

1. Battery Management Systems: Voltage monitoring and protection circuits in battery management systems benefit from the low-power operation and overvoltage protection features of the TLV4379IPWR.
2. Power Supply Control: The comparator can be used to monitor and control power supply voltages, ensuring stable and reliable operation of electronic systems.
3. Motor Control: The TLV4379IPWR can be employed in motor control circuits to detect overvoltage conditions and trigger appropriate protective measures.
4. Signal Conditioning: The rail-to-rail input/output capability makes the device suitable for signal conditioning applications where accurate voltage comparisons are required.

Detailed and Complete Alternative Models

1. LM339: A quad voltage comparator with similar features and pin configuration.
2. MAX9025: A low-power, single-supply voltage comparator with rail-to-rail inputs and push-pull output.
3. MCP6541: A low-power, open-drain output voltage comparator with a wide supply voltage range.

These alternative models offer comparable functionality to the TLV4379IPWR and can be considered as substitutes based on specific application requirements.

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