Overview
The TL331IDBVTE4, part of the TL331 family, is a single voltage comparator produced by Texas Instruments. This device is an improved version of the industry-standard TL331 comparator, offering enhanced specifications and performance. The TL331IDBVTE4 operates as a voltage comparator, comparing the differential voltage between the positive and negative input pins and providing an output based on this comparison. It is designed to operate over a wide supply voltage range of 2V to 36V, making it versatile for various applications. The device features low input offset voltage, low input bias current, and low supply current, along with a fast response time of 1 µsec. This makes it an ideal choice for cost-sensitive applications requiring high performance and reliability.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2 | - | 36 | V |
| Differential Input Voltage (VID) | -36 | - | 36 | V |
| Input Offset Voltage (VIO) | -2.5 | ±0.37 | 2.5 | mV |
| Input Bias Current (IB) | -3.5 | -25 | 50 | nA |
| Supply Current (IQ) | 210 | - | 430 | µA |
| Propagation Delay Time (tresponse) | 1000 | - | - | ns |
| Operating Temperature Range | -40 | - | 125 | °C |
| ESD Rating (HBM) | - | - | 2000 | V |
Key Features
- Improved specifications of the B-version, including lower offset voltage, higher supply voltage capability, lower supply current, and lower input bias current.
- Low input offset voltage: ±0.37 mV.
- Low input bias current: 3.5 nA.
- Low supply current: 430 µA.
- Faster response time of 1 µsec.
- Common-mode input voltage range includes ground.
- Differential input voltage range equal to maximum-rated supply voltage: ±38V.
- Low output saturation voltage.
- Output compatible with TTL, MOS, and CMOS.
- Drop-in replacement for TL331I and TL331K versions.
- Alternate pinout available with TL391B for replacing competitive devices.
Applications
- Vacuum robots.
- Single-phase UPS.
- Server power supplies (PSU).
- Cordless power tools.
- Wireless infrastructure.
- Appliances.
- Building automation.
- Factory automation and control.
- Motor drives.
- Infotainment and cluster systems.
Q & A
- What is the supply voltage range of the TL331IDBVTE4?
The supply voltage range is from 2V to 36V.
- What is the typical input offset voltage of the TL331IDBVTE4?
The typical input offset voltage is ±0.37 mV.
- What is the maximum input bias current of the TL331IDBVTE4?
The maximum input bias current is 50 nA.
- What is the propagation delay time of the TL331IDBVTE4?
The propagation delay time is typically 1 µsec.
- What is the operating temperature range of the TL331IDBVTE4?
The operating temperature range is from -40°C to 125°C.
- Is the TL331IDBVTE4 ESD protected?
Yes, it has an ESD rating of 2000 V (HBM).
- Can the TL331IDBVTE4 be used as a drop-in replacement for other TL331 versions?
Yes, the TL331IDBVTE4 can be used as a drop-in replacement for TL331I and TL331K versions.
- What types of outputs are compatible with the TL331IDBVTE4?
The output is compatible with TTL, MOS, and CMOS.
- What is the common-mode input voltage range of the TL331IDBVTE4?
The common-mode input voltage range includes ground and extends up to VCC - 1.5V.
- Can the TL331IDBVTE4 be used in AND logic configurations?
Yes, the open-collector output allows for wired-AND relationships.
