사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Differential |
| Number of Elements | 4 |
| Output Type | CMOS, MOS, Open-Collector, TTL |
| Voltage - Supply, Single/Dual (±) | 2V ~ 30V, ±1V ~ 15V |
| Voltage - Input Offset (Max) | 3mV @ 30V |
| Current - Input Bias(Max) | 0.25µA @ 5V |
| Current - Output (Typ) | 20mA |
| Current - Quiescent (Max) | 2.5mA |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Surface Mount |
개요
Description
The LM339APWR is a quad voltage comparator integrated circuit (IC) designed for a variety of voltage comparison applications. It consists of four independent voltage comparators that operate from a single power supply over a wide range of voltages. These comparators can also function with dual supplies, making them versatile for different circuit requirements.
Key features include low input offset voltage, low power consumption, and capability to drive loads connected to any power supply voltage up to 36V. The LM339APWR is commonly used in circuits requiring precise voltage level sensing, such as in zero-crossing detectors, peak detectors, or overvoltage protection circuits. It is especially useful in battery-powered devices due to its low power draw.
Manufactured by Texas Instruments, this device is available in a small-outline package (SOP) for efficient use of PCB space. Its design makes it suitable for use in both industrial and consumer electronics, ensuring reliable performance in environments requiring precision voltage comparison.
Key features include low input offset voltage, low power consumption, and capability to drive loads connected to any power supply voltage up to 36V. The LM339APWR is commonly used in circuits requiring precise voltage level sensing, such as in zero-crossing detectors, peak detectors, or overvoltage protection circuits. It is especially useful in battery-powered devices due to its low power draw.
Manufactured by Texas Instruments, this device is available in a small-outline package (SOP) for efficient use of PCB space. Its design makes it suitable for use in both industrial and consumer electronics, ensuring reliable performance in environments requiring precision voltage comparison.
Equivalent
The LM339APWR is a quad comparator chip. Equivalent products include:
1. LM339N - Texas Instruments
2. LM239N - Texas Instruments
3. LM2901N - ON Semiconductor
4. MC3302P - Texas Instruments
5. TL331 - Texas Instruments
These equivalents offer similar functionality and can typically be used as substitutes in compatible circuits. Always check the datasheet for specific parameters and compatibility.
1. LM339N - Texas Instruments
2. LM239N - Texas Instruments
3. LM2901N - ON Semiconductor
4. MC3302P - Texas Instruments
5. TL331 - Texas Instruments
These equivalents offer similar functionality and can typically be used as substitutes in compatible circuits. Always check the datasheet for specific parameters and compatibility.
Features
The LM339APWR is a quad voltage comparator integrated circuit designed for low-power applications. Key features include:
1. Quad Comparator: It contains four independent voltage comparators in a single package, allowing for multiple simultaneous comparisons.
2. Wide Supply Voltage Range: Operates with a supply voltage ranging from 2V to 36V, making it versatile for various applications.
3. Low Power Consumption: Designed for low power consumption, ideal for battery-operated devices.
4. Low Input Bias Current: Features low input bias current, enhancing precision in low-current applications.
5. Low Output Saturation Voltage: Ensures efficient operation with minimal voltage drop across the output.
6. Open Collector Output: Allows for wired logic connections and interfacing with different voltage levels.
7. Temperature Range: Operates effectively over a wide temperature range, typically from -40°C to 85°C.
8. Package Type: Available in a TSSOP (Thin Shrink Small Outline Package), which saves space on PCB layouts.
These features make the LM339APWR suitable for a variety of applications, including voltage level sensing, peak detection, and pulse applications.
1. Quad Comparator: It contains four independent voltage comparators in a single package, allowing for multiple simultaneous comparisons.
2. Wide Supply Voltage Range: Operates with a supply voltage ranging from 2V to 36V, making it versatile for various applications.
3. Low Power Consumption: Designed for low power consumption, ideal for battery-operated devices.
4. Low Input Bias Current: Features low input bias current, enhancing precision in low-current applications.
5. Low Output Saturation Voltage: Ensures efficient operation with minimal voltage drop across the output.
6. Open Collector Output: Allows for wired logic connections and interfacing with different voltage levels.
7. Temperature Range: Operates effectively over a wide temperature range, typically from -40°C to 85°C.
8. Package Type: Available in a TSSOP (Thin Shrink Small Outline Package), which saves space on PCB layouts.
These features make the LM339APWR suitable for a variety of applications, including voltage level sensing, peak detection, and pulse applications.
Pinout
The LM339APWR is a quad comparator integrated circuit. It has a total of 14 pins. The primary function of the LM339APWR is to compare input voltages and output a digital signal based on the comparison.
Here's a brief description of the pin functions:
1. Pins 1, 2, 3, 13, 14: Output pins for the four comparators.
2. Pins 4, 5, 6, 7, 8, 9, 10, 11: Input pins for the inverting and non-inverting terminals of the comparators.
3. Pin 12: Ground (GND).
4. Pin 4: VCC (positive power supply).
This IC can operate over a wide range of voltages and is used in applications requiring voltage level detection or comparison, such as in analog-to-digital converters, oscillators, and various control systems.
Here's a brief description of the pin functions:
1. Pins 1, 2, 3, 13, 14: Output pins for the four comparators.
2. Pins 4, 5, 6, 7, 8, 9, 10, 11: Input pins for the inverting and non-inverting terminals of the comparators.
3. Pin 12: Ground (GND).
4. Pin 4: VCC (positive power supply).
This IC can operate over a wide range of voltages and is used in applications requiring voltage level detection or comparison, such as in analog-to-digital converters, oscillators, and various control systems.
Manufacturer
The LM339APWR is manufactured by Texas Instruments. Texas Instruments, commonly referred to as TI, is an American technology company headquartered in Dallas, Texas. It is one of the largest semiconductor companies in the world and is known for designing and manufacturing a broad range of integrated circuits, which are used in various electronic applications. TI's products include analog chips, embedded processors, digital light processing (DLP) technology, and education technology products such as calculators. The company primarily focuses on the development of components that are fundamental to modern electronics, making it a key player in the semiconductor industry.
Application
The LM339APWR is a quad comparator integrated circuit commonly used in various applications. Key areas include:
1. Voltage Comparators: Used in systems where an analog signal is compared against a reference voltage to trigger specific actions.
2. Zero-Crossing Detectors: Helps identify when an AC waveform crosses zero voltage, useful in phase-locked loops and motor control.
3. Oscillators: Can be configured to generate precise timing signals for various circuits.
4. Battery Chargers: Monitors battery levels to switch charging states.
5. Analog-to-Digital Converters: Facilitates the conversion process by comparing input voltages against a reference.
These applications benefit from the LM339APWR's low power consumption and capability to operate over a wide voltage range.
1. Voltage Comparators: Used in systems where an analog signal is compared against a reference voltage to trigger specific actions.
2. Zero-Crossing Detectors: Helps identify when an AC waveform crosses zero voltage, useful in phase-locked loops and motor control.
3. Oscillators: Can be configured to generate precise timing signals for various circuits.
4. Battery Chargers: Monitors battery levels to switch charging states.
5. Analog-to-Digital Converters: Facilitates the conversion process by comparing input voltages against a reference.
These applications benefit from the LM339APWR's low power consumption and capability to operate over a wide voltage range.
Package
The LM339APWR is a quad comparator IC that comes in a TSSOP-14 (Thin Shrink Small Outline Package) package type. This package is designed for surface-mount applications, providing a compact footprint for use in various electronic devices.
