Overview
The TLV7031DBVR is a low-voltage, nanoPower comparator from Texas Instruments, designed for general-purpose applications. This device is part of the TLV703x family, which includes single-channel (TLV7031/41), dual-channel (TLV7032/42), and quad-channel (TLV7034/44) comparators. The TLV7031DBVR is notable for its ultra-small SOT-23-5 package, making it suitable for space-critical designs in applications such as smartphones, smart meters, and other portable or battery-powered devices. It offers a wide supply voltage range of 1.6V to 6.5V, low quiescent current, and fast propagation delay, making it ideal for power-conscious systems that require quick response to fault conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 1 | |
| Output Type | Push-Pull | |
| Supply Voltage Range | 1.6V to 6.5V | V |
| Quiescent Supply Current | 315 nA (typ) | nA |
| Propagation Delay | 3 µs (typ) | µs |
| Input Offset Voltage | 8 mV @ 5V | mV |
| Input Bias Current | 2 pA | pA |
| Output Current | 33 mA @ 5V | mA |
| Common-Mode Rejection Ratio (CMRR) | 73 dB | dB |
| Power Supply Rejection Ratio (PSRR) | 77 dB | dB |
| Hysteresis | 17 mV | mV |
| Operating Temperature Range | -40°C to 125°C | °C |
| Package Type | SOT-23-5 |
Key Features
- Ultra-small SOT-23-5 package, as well as other compact packages like X2SON, WSON, and WQFN.
- Wide supply voltage range of 1.6V to 6.5V, making it compatible with 3V and 5V systems.
- Low quiescent supply current of 315 nA, suitable for battery-powered devices.
- Fast propagation delay of 3 µs, enabling quick response to fault conditions.
- Rail-to-rail common-mode input voltage and internal hysteresis for reliable operation in noisy environments.
- Push-pull output stage capable of sinking and sourcing milliamps of current (TLV703x series).
- Open-drain output stage available in the TLV704x series, suitable for level translators and bipolar to single-ended converters.
- No output phase inversion with overdriven inputs.
- Operating temperature range of -40°C to 125°C.
Applications
- Mobile phones and tablets.
- Headsets, headphones, and earbuds.
- PCs and notebooks.
- Gas, smoke, and heat detectors.
- Motion detectors.
- Gas meters.
- Servo drive position sensors.
- Low-power sensors.
- Wearable electronics.
- Battery-powered devices.
- Communication systems.
- Industrial control systems.
Q & A
- What is the supply voltage range of the TLV7031DBVR?
The supply voltage range of the TLV7031DBVR is from 1.6V to 6.5V.
- What is the quiescent supply current of the TLV7031DBVR?
The quiescent supply current of the TLV7031DBVR is 315 nA (typical).
- What is the propagation delay of the TLV7031DBVR?
The propagation delay of the TLV7031DBVR is 3 µs (typical).
- What type of output does the TLV7031DBVR have?
The TLV7031DBVR has a push-pull output stage.
- What is the operating temperature range of the TLV7031DBVR?
The operating temperature range of the TLV7031DBVR is from -40°C to 125°C).
- What package types are available for the TLV7031DBVR?
The TLV7031DBVR is available in ultra-small packages such as SOT-23-5, X2SON, WSON, and WQFN).
- Does the TLV7031DBVR have internal hysteresis?
Yes, the TLV7031DBVR has internal hysteresis).
- What are some common applications of the TLV7031DBVR?
The TLV7031DBVR is used in applications such as mobile phones, wearable electronics, battery-powered devices, communication systems, and industrial control systems).
- Does the TLV7031DBVR have rail-to-rail common-mode input voltage capability?
Yes, the TLV7031DBVR has rail-to-rail common-mode input voltage capability).
- Is the TLV7031DBVR suitable for use in harsh, noisy environments?
Yes, the TLV7031DBVR is designed for use in harsh, noisy environments with features like internal hysteresis and no output phase inversion with overdriven inputs).
