Overview
The TL331QDBVRQ1 is a high-voltage single differential comparator produced by Texas Instruments. This device is part of the TL331 family, which is renowned for its versatility and wide range of applications. The TL331QDBVRQ1 is qualified for automotive applications and meets the AEC-Q100 standards, ensuring reliability and performance in demanding environments. It operates from a single power supply over a wide voltage range of 2 V to 36 V and can also function with dual supplies under specific conditions.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Supply Voltage | 2 | 36 | V | |
| VID Differential Input Voltage | -36 | 36 | V | |
| VI Input Voltage Range | -0.3 | 36 | V | |
| VO Output Voltage | 0 | 36 | V | |
| IO Output Current | 0 | 20 | mA | |
| TJ Junction Temperature | -40 | 125 | °C | |
| VIO Input Offset Voltage | 2 | 5 | 9 | mV |
| IIO Input Offset Current | 5 | 50 | 250 | nA |
| IIB Input Bias Current | -25 | -250 | -400 | nA |
| VICR Common-Mode Input Voltage Range | 0 | VCC - 1.5 | V |
Key Features
- AEC-Q100 Qualified: Meets automotive standards with a temperature grade of -40°C to 125°C.
- Wide Supply Voltage Range: Operates from 2 V to 36 V, and can also function with dual supplies.
- Low Input Bias Current: Minimal input bias current, ensuring high accuracy in voltage comparisons.
- Fast Response Time: Quick propagation delay, making it suitable for high-speed applications.
- Open-Collector Output: Allows for wired-AND relationships and configurable logic low voltage.
- ESD Protection: Dedicated ESD protection cells with improved negative input voltage handling.
- High Gain and Low Offset Voltage: Utilizes a PNP Darlington pair input stage for high gain and low offset voltage.
Applications
- Automotive Systems: Qualified for use in automotive applications due to its AEC-Q100 certification.
- Industrial Control Systems: Suitable for various industrial control applications requiring high reliability and accuracy.
- Medical Devices: Can be used in medical devices that require precise voltage comparisons and high reliability.
- Consumer Electronics: Applicable in consumer electronics where low power consumption and high performance are necessary.
Q & A
- What is the operating temperature range of the TL331QDBVRQ1?
The operating temperature range is -40°C to 125°C.
- What is the supply voltage range for the TL331QDBVRQ1?
The device operates from a supply voltage of 2 V to 36 V.
- Does the TL331QDBVRQ1 have ESD protection?
Yes, it has dedicated ESD protection cells with improved negative input voltage handling.
- What type of output does the TL331QDBVRQ1 have?
The TL331QDBVRQ1 has an open-collector output).
- Can the TL331QDBVRQ1 be used in automotive applications?
Yes, it is AEC-Q100 qualified and suitable for automotive applications).
- What is the typical input offset voltage of the TL331QDBVRQ1?
The typical input offset voltage is 5 mV).
- How does the TL331QDBVRQ1 handle common-mode input voltage?
The common-mode input voltage range is from 0 to VCC - 1.5 V).
- What is the propagation delay time of the TL331QDBVRQ1?
The propagation delay time is typically around 1.3 μs for a 100 mV input step with 5 mV overdrive).
- Can the TL331QDBVRQ1 be used in wired-AND configurations?
Yes, the open-collector output allows for wired-AND relationships).
- What is the quiescent current of the TL331QDBVRQ1?
The quiescent current is typically between 210 μA and 330 μA at 5 V supply voltage).
