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IC COMPARATOR 2 DIFF 8TSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #LM2903AVQPWRQ1
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Type | Standard (General Purpose) |
| Number of Elements | 2 |
| Output Type | Open-Collector, Rail-to-Rail |
| Voltage - Supply, Single / Dual (±) | 2V ~ 36V, ±1V ~ 18V |
| Voltage - Input Offset (Max) | 2mV @ 5V |
| Current - Input Bias (Max) | 0.25µA @ 5V |
| Current - Output (Typ) | 20mA |
| Current - Quiescent (Max) | 2.5mA |
| Operating Temperature | -40°C ~ 125°C |
| Package / Case | 8-TSSOP (0.173", 4.40mm Width) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 8-TSSOP |
| Base Product Number | LM2903 |
| Grade | Automotive |
| Qualification | AEC-Q100 |
Visão Geral
Description
The LM2903AVQPWRQ1 is a dual comparator integrated circuit designed for automotive applications. It features two independent, high-speed comparators with an open-collector output, allowing it to interface with various voltage levels and provide flexibility in design. The device operates over a wide voltage range, typically from 2 to 36V, with a maximum input voltage of 40V, making it suitable for automotive environments.
Key features include low power consumption, high input impedance, and fast response times. The LM2903AVQPWRQ1 is built to meet AEC-Q100 standards, ensuring reliability under harsh conditions typical in automotive applications. It is available in a TSSOP package, which is compact and suitable for space-constrained designs.
The LM2903AVQPWRQ1 is often used in applications such as voltage level detection, window comparators, and signal conditioning, providing essential functionality in automotive electronic systems. Its robustness and effectiveness make it a popular choice among engineers designing automotive electronics.
Key features include low power consumption, high input impedance, and fast response times. The LM2903AVQPWRQ1 is built to meet AEC-Q100 standards, ensuring reliability under harsh conditions typical in automotive applications. It is available in a TSSOP package, which is compact and suitable for space-constrained designs.
The LM2903AVQPWRQ1 is often used in applications such as voltage level detection, window comparators, and signal conditioning, providing essential functionality in automotive electronic systems. Its robustness and effectiveness make it a popular choice among engineers designing automotive electronics.
Equivalent
The LM2903AVQPWRQ1 is a dual comparator. Equivalent products include the LM393 LM2903, and TLV3702, among others. For automotive applications, similar options might be the LM393-Q1 or LM2903-Q1. Ensure compatibility with your circuit requirements, including voltage range and speed specifications, when selecting an equivalent.
Features
The LM2903AVQPWRQ1 is a dual comparator designed for automotive applications, featuring:
1. Wide Supply Voltage Range: Operates from 2V to 36V, accommodating various automotive power systems.
2. Low Input Offset Voltage: Typically 0.5mV, ensuring accurate signal comparisons.
3. High Speed: Provides fast response times with a typical propagation delay of 300ns, suitable for quick signal processing.
4. Temperature Range: Qualified for automotive applications with an extended temperature range from -40°C to 125°C.
5. Open-Collector Output: Allows interfacing with various logic levels and configurations.
6. Low Power Consumption: Helps improve overall energy efficiency in automotive systems.
7. Hysteresis Capability: Optional hysteresis for improved noise immunity and stability in switching applications.
8. Robust Design: Built to withstand automotive environments, including voltage transients and temperature extremes.
This makes the LM2903AVQPWRQ1 ideal for applications such as over-voltage protection, level shifting, and sensor signal conditioning in vehicles.
1. Wide Supply Voltage Range: Operates from 2V to 36V, accommodating various automotive power systems.
2. Low Input Offset Voltage: Typically 0.5mV, ensuring accurate signal comparisons.
3. High Speed: Provides fast response times with a typical propagation delay of 300ns, suitable for quick signal processing.
4. Temperature Range: Qualified for automotive applications with an extended temperature range from -40°C to 125°C.
5. Open-Collector Output: Allows interfacing with various logic levels and configurations.
6. Low Power Consumption: Helps improve overall energy efficiency in automotive systems.
7. Hysteresis Capability: Optional hysteresis for improved noise immunity and stability in switching applications.
8. Robust Design: Built to withstand automotive environments, including voltage transients and temperature extremes.
This makes the LM2903AVQPWRQ1 ideal for applications such as over-voltage protection, level shifting, and sensor signal conditioning in vehicles.
Pinout
The LM2903AVQPWRQ1 is a dual comparator with an 8-pin SOIC (Small Outline Integrated Circuit) package. Its pin count is 8. The primary function of this device is to compare two input voltages and output a signal indicating which input is higher.
Here are the pin functions:
1. Pin 1 (Output A): Output for Comparator A.
2. Pin 2 (Inverting Input A): Inverting input for Comparator A (-).
3. Pin 3 (Non-inverting Input A): Non-inverting input for Comparator A (+).
4. Pin 4 (V- or Ground): Negative supply voltage or ground.
5. Pin 5 (Non-inverting Input B): Non-inverting input for Comparator B (+).
6. Pin 6 (Inverting Input B): Inverting input for Comparator B (-).
7. Pin 7 (Output B): Output for Comparator B.
8. Pin 8 (V+): Positive supply voltage.
This component is commonly used in applications requiring voltage level comparison, such as in voltage monitoring, signal processing, and control systems.
Here are the pin functions:
1. Pin 1 (Output A): Output for Comparator A.
2. Pin 2 (Inverting Input A): Inverting input for Comparator A (-).
3. Pin 3 (Non-inverting Input A): Non-inverting input for Comparator A (+).
4. Pin 4 (V- or Ground): Negative supply voltage or ground.
5. Pin 5 (Non-inverting Input B): Non-inverting input for Comparator B (+).
6. Pin 6 (Inverting Input B): Inverting input for Comparator B (-).
7. Pin 7 (Output B): Output for Comparator B.
8. Pin 8 (V+): Positive supply voltage.
This component is commonly used in applications requiring voltage level comparison, such as in voltage monitoring, signal processing, and control systems.
Manufacturer
The LM2903AVQPWRQ1 is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits. The company is well-known for its innovations in analog, digital signal processing (DSP), and embedded processing technologies. TI serves a broad range of markets, including automotive, industrial, consumer electronics, communications, and computing, providing solutions that enhance performance and efficiency in electronic devices. The LM2903AVQPWRQ1 is specifically a dual comparator designed for applications requiring high-performance analog signal processing, particularly in automotive systems, given its qualification for automotive use (indicated by the "Q1" suffix).
Application
The LM2903AVQPWRQ1 is a dual voltage comparator commonly used in automotive and industrial applications. Its primary areas include:
1. Signal Conditioning: It processes and compares analog signals for various sensor applications.
2. Level Shifting: Converts voltage levels for compatibility between different circuit components.
3. Threshold Detection: Monitors voltage levels to trigger alarms or actions in safety systems.
4. Temperature Control: Used in thermostatic applications to maintain desired temperature thresholds.
5. Battery Monitoring: Helps in managing battery charge levels and health in automotive systems.
Its robustness and wide operating temperature range make it suitable for harsh environments.
1. Signal Conditioning: It processes and compares analog signals for various sensor applications.
2. Level Shifting: Converts voltage levels for compatibility between different circuit components.
3. Threshold Detection: Monitors voltage levels to trigger alarms or actions in safety systems.
4. Temperature Control: Used in thermostatic applications to maintain desired temperature thresholds.
5. Battery Monitoring: Helps in managing battery charge levels and health in automotive systems.
Its robustness and wide operating temperature range make it suitable for harsh environments.
Package
The LM2903AVQPWRQ1 is packaged in a TSSOP (Thin Shrink Small Outline Package) with 14 pins. This package type is designed for surface mounting, providing a compact footprint suitable for various applications.
