Overview
The TLV172IDBVR, produced by Texas Instruments, is a single, 36-V, 10-MHz, low-power operational amplifier designed for cost-sensitive applications. This device is part of the TLVx172 family, which features electromagnetic interference (EMI)-hardened, single-supply, low-noise operational amplifiers. The TLV172IDBVR is capable of operating on supplies ranging from 4.5 V to 36 V, making it versatile for various applications such as HEV and EV automobiles, medical instrumentation, and more. It offers a high bandwidth of 10 MHz, a slew rate of 10 V/µs, and low quiescent current, making it an ideal choice for amplifying microvolt-level signals.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Range | 4.5 V to 36 V |
| Gain Bandwidth (Typical) | 10 MHz |
| Slew Rate (Typical) | 10 V/µs |
| Quiescent Current per Channel (Maximum) | 2.3 mA |
| Quiescent Current per Channel (Typical) | 1.6 mA |
| Offset Voltage (Maximum at 25°C) | 1.7 mV |
| Offset Drift (Typical) | 1 µV/°C |
| Common-Mode Rejection Ratio (Typical) | 116 dB |
| Input Voltage Noise (Typical at 1 kHz) | 9 nV/√Hz |
| Operating Temperature Range | –40°C to +125°C |
| Output Current (Typical) | 75 mA |
| Package Type | SOT-23 (DBV) |
| Number of Pins | 5 |
Key Features
- EMI-Hardened: Designed to withstand electromagnetic interference, making it suitable for noisy environments.
- Low Noise: Features a low noise level of 9 nV/√Hz at 1 kHz.
- High Bandwidth and Slew Rate: Offers a bandwidth of 10 MHz and a slew rate of 10 V/µs.
- Low Quiescent Current: Operates with a low quiescent current of 1.6 mA (typical) per channel.
- Rail-to-Rail Output: Provides rail-to-rail output capability.
- Wide Supply Voltage Range: Can operate on supplies ranging from 4.5 V to 36 V.
- High Common-Mode Rejection Ratio: Offers a CMRR of 116 dB (typical).
- Low Offset Drift: Features a low offset drift of 1 µV/°C (typical).
Applications
- HEV and EV Automobiles and Power Trains: Suitable for automotive applications due to its robust performance and wide supply voltage range.
- Medical Instrumentation: Ideal for medical devices requiring low noise and high precision.
- TFT-LCD Drive Circuits: Used in display technologies for stable and low-noise operation.
- Touch-Screen Displays: Suitable for touch-screen applications requiring precise signal amplification.
- Wireless LANs: Used in wireless communication systems for low-noise signal processing.
- Portable Instrumentation: Ideal for portable instruments due to its low power consumption and high performance.
- Analog-to-Digital Converter (ADC) Buffers: Used as buffers in ADC applications to ensure high signal integrity.
- Active Filters and Line Drivers/Receivers: Suitable for active filter circuits and line drivers/receivers due to its high bandwidth and slew rate.
- Ultrasound and Transducer Amplifiers: Used in medical ultrasound and transducer applications requiring high precision and low noise.
Q & A
- What is the supply voltage range of the TLV172IDBVR?
The TLV172IDBVR can operate on supplies ranging from 4.5 V to 36 V.
- What is the typical gain bandwidth of the TLV172IDBVR?
The typical gain bandwidth is 10 MHz.
- What is the slew rate of the TLV172IDBVR?
The slew rate is 10 V/µs.
- What is the maximum quiescent current of the TLV172IDBVR?
The maximum quiescent current is 2.3 mA per channel.
- What is the typical offset drift of the TLV172IDBVR?
The typical offset drift is 1 µV/°C.
- What is the common-mode rejection ratio (CMRR) of the TLV172IDBVR?
The CMRR is 116 dB (typical).
- What is the input voltage noise of the TLV172IDBVR at 1 kHz?
The input voltage noise is 9 nV/√Hz at 1 kHz.
- What is the operating temperature range of the TLV172IDBVR?
The operating temperature range is –40°C to +125°C.
- What are some common applications of the TLV172IDBVR?
Common applications include HEV and EV automobiles, medical instrumentation, TFT-LCD drive circuits, touch-screen displays, and more.
- What package types are available for the TLV172IDBVR?
The TLV172IDBVR is available in a SOT-23 (DBV) package with 5 pins.
