Overview
The LM2903AVQPWRG4 is a dual differential voltage comparator produced by Texas Instruments. This component is designed for high-speed and high-voltage applications, particularly in the automotive sector. It features rail-to-rail inputs and a push-pull output stage, making it versatile for various analog comparison tasks. The LM2903AVQPWRG4 is part of the LM2903 series, known for its enhanced specifications and reliability.
Key Specifications
| Parameter | Test Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| Voltage - Supply, Single/Dual (±) | - | 2 | - | 36 | V |
| Voltage - Input Offset (Max) | VCC = 5V to 36V, VO = 1.4V, VIC = VICR(min), 25°C | 2 | - | 7 | mV |
| Current - Input Bias (Max) | VO = 1.4V, 25°C | -25 | - | -250 | nA |
| Current - Output (Typ) | - | - | - | 20 | mA |
| Current - Quiescent (Max) | - | - | - | 2.5 | mA |
| Common-mode Input-voltage Range | 25°C | 0 | - | VCC - 1.5 | V |
| Operating Temperature | - | -40 | - | 125 | °C |
| Propagation Delay (Typ) | VCC = 5V, TA = 25°C, 100mV input step with 5mV overdrive | - | 1.3 | - | µs |
| Package | - | - | - | 8-TSSOP (0.173", 4.40mm Width) | - |
Key Features
- Rail-to-Rail Inputs: The LM2903AVQPWRG4 features rail-to-rail inputs, allowing it to operate effectively across a wide range of input voltages.
- Push-Pull Output Stage: This comparator offers a push-pull output stage, which enhances its versatility in various applications.
- High-Speed Operation: With a propagation delay of 1.3 µs, this component is suitable for high-speed applications.
- Automotive Grade: The LM2903AVQPWRG4 is AEC-Q100 qualified, making it suitable for automotive applications where reliability and robustness are critical.
- Wide Operating Temperature Range: It operates over a temperature range of -40°C to 125°C, ensuring reliability in harsh environments.
- Low Input Bias Current: The component has a low input bias current, which minimizes the impact on the input signal.
Applications
- Automotive Systems: Given its AEC-Q100 qualification, this comparator is ideal for use in automotive systems, including safety and control systems.
- Industrial Control Systems: It can be used in industrial control systems where high reliability and precision are required.
- Medical Devices: The LM2903AVQPWRG4 can be applied in medical devices that require precise analog comparisons.
- Aerospace and Defense: Its robust specifications make it suitable for use in aerospace and defense applications.
- General Purpose Comparisons: It is also used in various general-purpose analog comparison tasks where high speed and accuracy are needed.
Q & A
- What is the maximum supply voltage for the LM2903AVQPWRG4?
The maximum supply voltage is 36V for single supply and ±18V for dual supply.
- What is the typical propagation delay of the LM2903AVQPWRG4?
The typical propagation delay is 1.3 µs for a 100mV input step with 5mV overdrive.
- What is the operating temperature range of the LM2903AVQPWRG4?
The operating temperature range is -40°C to 125°C.
- What type of output stage does the LM2903AVQPWRG4 have?
The LM2903AVQPWRG4 features a push-pull output stage.
- Is the LM2903AVQPWRG4 RoHS compliant?
Yes, the LM2903AVQPWRG4 is RoHS compliant.
- What is the package type of the LM2903AVQPWRG4?
The package type is 8-TSSOP (0.173", 4.40mm Width).
- What is the maximum input offset voltage of the LM2903AVQPWRG4?
The maximum input offset voltage is 7 mV at VCC = 5V to 36V, VO = 1.4V, and VIC = VICR(min) at 25°C.
- What is the typical input bias current of the LM2903AVQPWRG4?
The typical input bias current is -25 nA at VO = 1.4V and 25°C.
- Is the LM2903AVQPWRG4 suitable for automotive applications?
Yes, it is AEC-Q100 qualified, making it suitable for automotive applications.
- What is the common-mode input-voltage range of the LM2903AVQPWRG4?
The common-mode input-voltage range is from 0 to VCC - 1.5V at 25°C.
