Overview
The LM2901VQDRQ1 is an automotive-grade, enhanced-voltage quad differential comparator produced by Texas Instruments. This device is designed to operate from a single power supply and consists of four independent voltage comparators. It is suitable for a wide range of applications requiring reliable and precise voltage comparison, particularly in automotive and industrial environments.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | - | - | 32 V | V |
| Differential Input Voltage (VID) | - | - | ±36 V | V |
| Input Offset Voltage (VIO) | 1 | 2 | 7 mV | mV |
| Input Offset Current (IIO) | -25 | -250 | 200 nA | nA |
| Common-Mode Input Voltage Range (VICR) | 0 | - | VCC - 1.5 V | V |
| Large-Signal Differential Voltage Amplification (AVD) | 25 | - | 100 V/mV | V/mV |
| High-Level Output Current (IOH) | 0.1 | - | 50 nA | nA |
| Low-Level Output Voltage (VOL) | 150 | - | 700 mV | mV |
| Low-Level Output Current (IOL) | 6 | - | 16 mA | mA |
| Supply Current (ICC) | 0.8 | - | 2.5 mA | mA |
| Response Time | 1.3 | - | - μs | μs |
| Operating Temperature Range | -40°C | - | 125°C | °C |
Key Features
- Four independent voltage comparators in a single package.
- Operates from a single power supply up to 32 V.
- Low input offset voltage and current.
- High large-signal differential voltage amplification.
- Open-collector outputs can be connected to achieve wired-AND relationships.
- Automotive-grade with an operating temperature range of -40°C to 125°C.
- Available in SOIC (D) and TSSOP (PW) packages.
- RoHS compliant and lead-free.
Applications
- Automotive systems: sensor signal processing, alarm systems, and control circuits.
- Industrial control systems: monitoring and control of industrial processes.
- Medical devices: signal comparison and detection in medical equipment.
- Aerospace and defense: reliable operation in harsh environments.
- Consumer electronics: battery monitoring, voltage regulation, and signal processing.
Q & A
- What is the LM2901VQDRQ1 used for?
The LM2901VQDRQ1 is used for voltage comparison in various applications, including automotive, industrial, medical, and consumer electronics.
- What is the maximum supply voltage for the LM2901VQDRQ1?
The maximum supply voltage for the LM2901VQDRQ1 is 32 V.
- What is the input offset voltage range for the LM2901VQDRQ1?
The input offset voltage range for the LM2901VQDRQ1 is typically 2 mV, with a maximum of 7 mV.
- Can the outputs of the LM2901VQDRQ1 be connected to achieve wired-AND relationships?
Yes, the open-collector outputs of the LM2901VQDRQ1 can be connected to achieve wired-AND relationships.
- What are the available package types for the LM2901VQDRQ1?
The LM2901VQDRQ1 is available in SOIC (D) and TSSOP (PW) packages.
- Is the LM2901VQDRQ1 RoHS compliant?
Yes, the LM2901VQDRQ1 is RoHS compliant and lead-free.
- What is the operating temperature range of the LM2901VQDRQ1?
The operating temperature range of the LM2901VQDRQ1 is -40°C to 125°C.
- What is the response time of the LM2901VQDRQ1?
The response time of the LM2901VQDRQ1 is typically 1.3 μs.
- Can the LM2901VQDRQ1 be used in harsh environments?
Yes, the LM2901VQDRQ1 is designed to operate in harsh environments, making it suitable for automotive and industrial applications.
- What is the common-mode input voltage range for the LM2901VQDRQ1?
The common-mode input voltage range for the LM2901VQDRQ1 is from 0 V to VCC - 1.5 V.
- How many comparators are included in the LM2901VQDRQ1?
The LM2901VQDRQ1 includes four independent voltage comparators.
