Overview
The TLV2731IDBVR is a single low-voltage operational amplifier from Texas Instruments, part of the Advanced LinCMOS family. It is available in the SOT-23 package and is optimized for low-voltage applications. This device offers excellent performance with a high gain bandwidth of 2 MHz and a slew rate of 1.6 V/µs at a supply voltage of 5 V. The TLV2731IDBVR is fully characterized for single-supply operation at 3 V and 5 V, making it suitable for a wide range of applications, including hand-held monitoring and remote-sensing devices.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VDD) | 2.7 | 10 | V | |
| Input Offset Voltage (VIO) | 0.7 | 3 | 3 | mV |
| Input Bias Current (IIB) | 1 | 60 | 60 | pA |
| Common-Mode Input Voltage Range (VIC) | VDD– | VDD+ –1.3 | V | |
| Gain Bandwidth Product | 2 | MHz | ||
| Slew Rate at Unity Gain | 1 | 1.6 | 1.6 | V/µs |
| Supply Current (IDD) | 750 | 1300 | 1300 | µA |
| Operating Free-Air Temperature Range (TA) | –40 | 85 | °C |
Key Features
- Rail-to-rail output performance for increased dynamic range in single or split supply applications.
- Low noise: 15 nV/√Hz typical at f = 1 kHz.
- Low input bias current: 1 pA typical.
- High gain bandwidth: 2 MHz at VDD = 5 V with 600 Ω load.
- High slew rate: 1.6 V/µs at VDD = 5 V.
- Wide supply voltage range: 2.7 V to 10 V.
- Ultra-small SOT-23 package, requiring only one-third the board space of the standard 8-pin SOIC package.
- High input impedance and low power dissipation, making it suitable for hand-held and remote-sensing applications.
Applications
- Small-signal conditioning of high-impedance sources, such as piezoelectric transducers.
- Hand-held monitoring and remote-sensing applications due to low power consumption.
- Interfacing with analog-to-digital converters (ADCs) due to rail-to-rail output feature.
- Telecom applications, capable of driving 600-Ω loads.
Q & A
- What is the supply voltage range of the TLV2731IDBVR?
The supply voltage range is from 2.7 V to 10 V.
- What is the typical input offset voltage of the TLV2731IDBVR?
The typical input offset voltage is 3 mV.
- What is the gain bandwidth product of the TLV2731IDBVR at VDD = 5 V?
The gain bandwidth product is 2 MHz at VDD = 5 V with a 600 Ω load.
- What is the slew rate of the TLV2731IDBVR at unity gain?
The slew rate at unity gain is 1.6 V/µs at VDD = 5 V.
- What is the operating free-air temperature range of the TLV2731IDBVR?
The operating free-air temperature range is –40°C to 85°C.
- What package type is the TLV2731IDBVR available in?
The TLV2731IDBVR is available in the SOT-23 package.
- What are some typical applications of the TLV2731IDBVR?
Typical applications include small-signal conditioning, hand-held monitoring, remote-sensing, and telecom applications.
- What is the typical noise level of the TLV2731IDBVR?
The typical noise level is 15 nV/√Hz at f = 1 kHz.
- What is the input bias current of the TLV2731IDBVR?
The input bias current is 1 pA typical.
- How does the TLV2731IDBVR benefit from its ultra-small package?
The ultra-small SOT-23 package minimizes noise pick-up from long PCB traces and reduces board space requirements.
