LMV393IDGKRG4

Product Overview

Category: Integrated Circuit (IC)

Use: LMV393IDGKRG4 is a dual low-voltage comparator designed for general-purpose applications. It is commonly used in various electronic devices and systems.

Characteristics: - Low voltage operation - Rail-to-rail input and output capability - Low input bias current - Low propagation delay - Wide supply voltage range - Small package size

Package: LMV393IDGKRG4 is available in a small 8-pin VSSOP package, which provides ease of integration into compact circuit designs.

Essence: The essence of LMV393IDGKRG4 lies in its ability to compare two input voltages and provide a digital output based on the comparison result.

Packaging/Quantity: LMV393IDGKRG4 is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Offset Voltage: ±1mV (maximum)
• Input Bias Current: 25nA (maximum)
• Propagation Delay: 1.3μs (typical)
• Output Current: 20mA (maximum)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

LMV393IDGKRG4 has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | IN- | Negative input terminal | | 2 | IN+ | Positive input terminal | | 3 | GND | Ground reference | | 4 | VCC | Positive supply voltage | | 5 | OUT | Output terminal | | 6 | NC | No connection | | 7 | NC | No connection | | 8 | NC | No connection |

Functional Features

1. Low Voltage Operation: LMV393IDGKRG4 operates at low supply voltages, making it suitable for battery-powered applications.

2. Rail-to-Rail Input and Output Capability: The comparator's inputs and outputs can swing close to the supply rails, allowing for maximum utilization of the available voltage range.

3. Low Input Bias Current: LMV393IDGKRG4 exhibits low input bias current, minimizing the impact on the input signal source.

4. Low Propagation Delay: The comparator offers a fast response time with a low propagation delay, enabling quick decision-making in applications.

5. Wide Supply Voltage Range: It can operate within a wide supply voltage range, providing flexibility in various power supply configurations.

6. Small Package Size: LMV393IDGKRG4 is packaged in a compact VSSOP package, saving valuable board space in circuit designs.

Advantages and Disadvantages

Advantages: - Low voltage operation extends battery life in portable devices. - Rail-to-rail capability allows for accurate comparisons even at low supply voltages. - Low input bias current minimizes loading effects on the input signal. - Fast propagation delay enables real-time decision-making. - Wide supply voltage range provides versatility in power supply options. - Small package size saves board space in compact designs.

Disadvantages: - Limited output current may restrict certain high-current applications. - Lack of built-in hysteresis may require external components for noise immunity.

Working Principles

LMV393IDGKRG4 works based on the principle of voltage comparison. It compares the voltages applied to its input terminals (IN+ and IN-) and produces a digital output based on the result of this comparison. When the voltage at IN+ is higher than the voltage at IN-, the output switches to a high state, and when the voltage at IN- is higher, the output switches to a low state.

Detailed Application Field Plans

LMV393IDGKRG4 finds applications in various fields, including but not limited to: 1. Battery-powered devices: Portable electronics, wireless sensors, etc. 2. Industrial control systems: Voltage monitoring, level detection, etc. 3. Automotive electronics: Window control, seat position sensing, etc. 4. Home appliances: Thermostats, motor control, etc. 5. Audio equipment: Volume control, audio signal processing, etc.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LMV393IDGKRG4 include: - LMV331IDBVR - LMV358IDGKR - LMV324IDR - LMV339M/NOPB

These alternatives can be considered based on specific application requirements and availability.

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