Overview
The LM2901QPWRG4Q1 is a quad differential comparator manufactured by Texas Instruments, designed for automotive applications. It is part of the next generation of the industry-standard LM2901x-Q1 comparator family, offering enhanced performance and reliability. This device is AEC-Q100 Qualified and operates over a wide range of voltages, making it suitable for various cost-sensitive applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package | TSSOP (PW) with 14 pins |
| Operating Temperature Range | -40°C to 125°C |
| Supply Voltage Range | 2 V to 36 V |
| Supply Current (typical per comparator) | 200 μA (for 'B' versions) |
| Input Bias Current (typical) | 3.5 nA (for 'B' device) |
| Input Offset Current (typical) | 0.5 nA (for 'B' device) |
| Input Offset Voltage (typical) | ±0.37 mV (for 'B' device) |
| Common-Mode Input Voltage Range | Includes ground |
| Differential Input Voltage Range | Equal to maximum-rated supply voltage ±36 V |
| Output Compatibility | TTL, MOS, and CMOS |
Key Features
- Qualified for automotive applications with AEC-Q100 Grade 1 temperature range (-40°C to 125°C)
- Improved 2 kV HBM ESD performance for 'B' devices
- Low supply-current independent of supply voltage
- Low input bias current and input offset current
- Low input offset voltage
- Common-mode input voltage range includes ground
- Differential input voltage range equal to maximum-rated supply voltage
- Output compatible with TTL, MOS, and CMOS
- Single supply or dual supplies operation
Applications
The LM2901QPWRG4Q1 is suitable for a variety of automotive and industrial applications where reliable and precise voltage comparison is required. These include but are not limited to:
- Automotive systems requiring high reliability and temperature stability
- Industrial control systems
- Sensor signal processing
- Power management circuits
Q & A
- What is the operating temperature range of the LM2901QPWRG4Q1?
The operating temperature range is -40°C to 125°C. - What is the package type and pin count of the LM2901QPWRG4Q1?
The package type is TSSOP (PW) with 14 pins. - What is the supply voltage range for the LM2901QPWRG4Q1?
The supply voltage range is 2 V to 36 V. - What is the typical supply current per comparator for the 'B' versions?
The typical supply current per comparator is 200 μA. - Is the LM2901QPWRG4Q1 compatible with TTL, MOS, and CMOS outputs?
Yes, it is compatible with TTL, MOS, and CMOS outputs. - What are the key features of the LM2901QPWRG4Q1 in terms of ESD performance?
The device has improved 2 kV HBM ESD performance for 'B' devices and is classified under AEC-Q100 standards. - Can the LM2901QPWRG4Q1 operate on single or dual supplies?
Yes, it can operate on either single or dual supplies. - What is the common-mode input voltage range for the LM2901QPWRG4Q1?
The common-mode input voltage range includes ground. - What are some typical applications for the LM2901QPWRG4Q1?
Typical applications include automotive systems, industrial control systems, sensor signal processing, and power management circuits. - Is the LM2901QPWRG4Q1 AEC-Q100 Qualified?
Yes, it is AEC-Q100 Qualified with a temperature grade 1 rating.
