Overview
The LM2901VQPWRG4Q1 is a quadruple differential comparator from Texas Instruments, designed for automotive applications. It is part of the LM2901x-Q1 family, which offers enhanced performance and reliability. This device is AEC-Q100 qualified and operates over a wide temperature range of -40°C to 125°C, making it suitable for harsh automotive environments. The LM2901VQPWRG4Q1 features four independent voltage comparators, each capable of operating from single or dual supplies, and is known for its low supply current, low input bias current, and low input offset voltage.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | TSSOP (PW) | - |
| Pins | 14 | - |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage (VCC) | Up to 32 V | V |
| Differential Input Voltage Range | ±36 V | V |
| Input Offset Voltage | ±2 mV (typ) | mV |
| Input Bias Current | 25 nA (typ) | nA |
| Supply Current | 0.8 mA (typ) per comparator | mA |
| Output Current | 20 mA | mA |
| Output Saturation Voltage | Low | - |
| ESD Classification | Class 1C (HBM), Class C3 (CDM) | - |
Key Features
- Qualified for automotive applications with AEC-Q100 Grade 1 temperature range of -40°C to 125°C.
- Single supply or dual supplies operation with a difference between supplies of 2 V to 36 V.
- Low supply-current drain independent of supply voltage.
- Low input bias current and low input offset voltage.
- Common-mode input voltage range includes ground.
- Differential input voltage range equal to maximum-rated supply voltage ±36 V.
- Output compatible with TTL, MOS, and CMOS.
- Functional Safety-Capable.
- Improved 2 kV HBM ESD performance.
Applications
The LM2901VQPWRG4Q1 is designed for various automotive applications where reliability and precision are crucial. These include:
- Automotive control systems.
- Sensor signal conditioning.
- Power management systems.
- Industrial control systems requiring high reliability and wide operating temperature ranges.
Q & A
- What is the operating temperature range of the LM2901VQPWRG4Q1?
The operating temperature range is -40°C to 125°C. - What is the maximum supply voltage for the LM2901VQPWRG4Q1?
The maximum supply voltage is 32 V. - Can the LM2901VQPWRG4Q1 operate from dual supplies?
Yes, it can operate from dual supplies as long as the difference between the two supplies is within 2 V to 36 V. - What is the typical input offset voltage of the LM2901VQPWRG4Q1?
The typical input offset voltage is ±2 mV. - Is the LM2901VQPWRG4Q1 compatible with TTL, MOS, and CMOS outputs?
Yes, it is compatible with TTL, MOS, and CMOS outputs. - What is the ESD classification for the LM2901VQPWRG4Q1?
The ESD classification is Class 1C (HBM) and Class C3 (CDM). - How many independent voltage comparators does the LM2901VQPWRG4Q1 contain?
It contains four independent voltage comparators. - What is the typical supply current per comparator?
The typical supply current per comparator is 0.8 mA. - Is the LM2901VQPWRG4Q1 RoHS compliant?
Yes, it is RoHS compliant and free of Sb/Br. - What is the package type of the LM2901VQPWRG4Q1?
The package type is TSSOP (PW) with 14 pins.
