LM339DR2G

The LM339DR2G is a quad voltage comparator integrated circuit commonly used in electronic applications. Manufactured by ON Semiconductor, it contains four independent voltage comparators designed to operate from a single power supply over a wide voltage range. This makes it suitable for various analog signal processing tasks.
Key features include:
- Wide supply voltage range: 2V to 36V for single supply, ±1V to ±18V for dual supplies.
- Low input bias current: typically 25 nA.
- Low output saturation voltage: approximately 700 mV at 4 mA.
- Capability to drive loads like relays, lamps, or LEDs.
- Open collector outputs, allowing for wired-AND connections.
- Low input offset voltage: typically 2 mV.
The LM339DR2G is housed in a surface-mount SOIC-14 package, making it ideal for compact PCB designs. It finds applications in zero-crossing detectors, voltage level shifters, and oscillator circuits. Its versatility, reliability, and affordability make it popular in both consumer and industrial electronics.

The LM339DR2G is a quad comparator. Equivalent products include:
1. LM339N
2. LM339D
3. LM339P
4. LM239
5. LT1014
6. TL074
7. MCP6544
These alternatives may vary in packaging or manufacturer specifications but generally offer similar functionality. Always verify electrical characteristics and pin compatibility when substituting components.

The LM339DR2G is a quad comparator integrated circuit designed for applications that require multiple voltage comparisons. Key features include:
1. Quad Comparator: Contains four independent voltage comparators in a single package.
2. Wide Supply Voltage Range: Operates from 2V to 36V with single supply or ±1V to ±18V with dual supplies.
3. Low Input Offset Voltage: Typically around 2mV, enhancing precision.
4. Low Power Consumption: Operates efficiently with minimal power draw.
5. Open Collector Output: Allows for wired-OR connections and the ability to drive loads up to 50V.
6. Wide Input Common-Mode Voltage Range: Includes ground, making it versatile for various applications.
7. Low Input Bias Current: Typically around 25nA, important for high-impedance circuits.
8. Differential Input Voltage Range: Equal to the supply voltage, enabling flexible voltage level comparisons.
9. Temperature Range: Operates over a wide temperature range, typically -40°C to +85°C.
These features make the LM339DR2G suitable for a variety of applications, including level detection, voltage monitoring, and signal processing.

The LM339DR2G is a quad voltage comparator integrated circuit, which means it contains four independent voltage comparators within a single package. This IC is typically used in applications where you need to compare voltages and generate a digital output based on the comparison.
The LM339DR2G is available in a 14-pin SOIC (Small Outline Integrated Circuit) package. The pin configuration is as follows:
1. Pin 1: Output 1
2. Pin 2: Input 1 Inverting
3. Pin 3: Input 1 Non-Inverting
4. Pin 4: Output 2
5. Pin 5: Input 2 Inverting
6. Pin 6: Input 2 Non-Inverting
7. Pin 7: VCC (Positive Supply Voltage)
8. Pin 8: Input 3 Non-Inverting
9. Pin 9: Input 3 Inverting
10. Pin 10: Output 3
11. Pin 11: Input 4 Non-Inverting
12. Pin 12: Input 4 Inverting
13. Pin 13: Output 4
14. Pin 14: GND (Ground)
The comparators in the LM339DR2G can operate from a single power supply over a wide range of voltages, making it versatile for various applications.

The LM339DR2G is manufactured by onsemi, formerly known as ON Semiconductor. Onsemi is a leading supplier of semiconductor-based solutions, offering a comprehensive portfolio of energy-efficient power and signal management, logic, discrete, and custom devices for various applications. The company caters to a wide range of sectors, including automotive, industrial, cloud power, and IoT, providing essential components for electronic products.
Onsemi focuses on innovation and sustainability, aiming to deliver intelligent technology that addresses the world's growing needs for more efficient and environmentally friendly solutions. The company operates globally, with manufacturing facilities, design centers, and sales offices spread across the world. Their products are widely used in energy management, automotive electronics, industrial automation, telecommunications, computing, and numerous other high-tech industries.

The LM339DR2G is a quad voltage comparator used in various applications due to its ability to compare voltage levels. Key application areas include:
1. Zero-Crossing Detectors: For identifying the zero voltage crossing points in AC signals.
2. Voltage Monitoring: Ensures voltage levels remain within specified limits in power supplies and battery management systems.
3. Oscillator Circuits: Provides stable and precise oscillation for timing and waveform generation.
4. Analog-to-Digital Conversion: Supports the conversion process by comparing input voltages.
5. Pulse Width Modulation (PWM): Used in motor control and dimming applications.
6. Signal Conditioning: Enhances signal quality for better interpretation in various circuits.
Its versatility makes it essential in consumer electronics, industrial control systems, and automotive applications.

The LM339DR2G is a quad comparator IC available in an SOIC-14 package. It features four independent voltage comparators designed to operate from a single power supply. The "D" in the part number indicates the SOIC package type, while "R2" specifies tape and reel packaging for automated assembly.