Overview
The LM2903AVQDRG4Q1 is a dual differential comparator produced by Texas Instruments. It is part of the LM2903-Q1 family, which is designed for automotive and industrial applications. This component is AEC-Q100 qualified, ensuring it meets stringent automotive standards. The LM2903AVQDRG4Q1 offers enhanced performance with lower offset voltage, higher supply voltage capability, lower supply current, and improved ESD performance. It is a drop-in replacement for the industry-standard LM2903 comparator family, providing significant value for cost-sensitive applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 2 to 36 | V |
| Total Supply Current (at 5 V) | 260 to 500 | μA |
| Input Offset Voltage | ±4 mV (typ), ±4000 μV (max) | mV/μV |
| Input Bias Current | ±25 nA (typ), ±100 nA (max) | nA |
| Propagation Delay | 1.3 μs (typ) | μs |
| Operating Temperature Range | -40°C to +150°C (Grade 0) | °C |
| Package Type | SOIC-8, TSSOP-8, VSSOP-8, WSON-8, SOT-23-8 | |
| ESD Performance | 2 kV | V |
Key Features
- Qualified for automotive applications with AEC-Q100 certification.
- Operates over a wide range of supply voltages (2 V to 36 V).
- Low input offset voltage and low input bias current.
- High ESD performance (2 kV).
- Low propagation delay (1.3 μs).
- Open-collector outputs that can be connected to other open-collector outputs.
- Available in various package types including SOIC, TSSOP, VSSOP, WSON, and SOT-23.
Applications
- Automotive: HEV/EV and power train, infotainment and cluster, body control module.
- Industrial: Various industrial control and monitoring systems.
- Appliances: High-reliability applications in consumer and industrial appliances.
Q & A
- What is the LM2903AVQDRG4Q1 used for?
The LM2903AVQDRG4Q1 is a dual differential comparator used in automotive and industrial applications for voltage comparison and signal processing.
- What are the key certifications of the LM2903AVQDRG4Q1?
The LM2903AVQDRG4Q1 is AEC-Q100 certified, ensuring it meets automotive standards.
- What is the operating temperature range of the LM2903AVQDRG4Q1?
The operating temperature range is -40°C to +150°C for Grade 0 devices.
- What are the available package types for the LM2903AVQDRG4Q1?
The component is available in SOIC-8, TSSOP-8, VSSOP-8, WSON-8, and SOT-23-8 packages.
- What is the typical propagation delay of the LM2903AVQDRG4Q1?
The typical propagation delay is 1.3 μs.
- Can the LM2903AVQDRG4Q1 operate from dual supplies?
- What is the ESD performance of the LM2903AVQDRG4Q1?
The ESD performance is 2 kV.
- How many comparators are included in the LM2903AVQDRG4Q1?
The LM2903AVQDRG4Q1 includes two independent voltage comparators.
- What is the typical total supply current of the LM2903AVQDRG4Q1 at 5 V?
The typical total supply current at 5 V is between 260 to 500 μA.
- Is the LM2903AVQDRG4Q1 RoHS compliant?
