Overview
The TLV272IDR is a dual-channel, low-power operational amplifier from Texas Instruments. It is part of the TLV27x family, known for its wide bandwidth, rail-to-rail output, and high slew rate. This device operates over a broad supply voltage range from 2.7 V to 16 V and is suitable for a wide range of applications, including battery-operated devices and high-density PCBs. The TLV272IDR is particularly useful in environments requiring low power consumption and high performance over an extended industrial temperature range of -40°C to +125°C.
Key Specifications
| Parameter | Conditions | Typical Value | Maximum Value | Unit |
|---|---|---|---|---|
| Supply Voltage (VDD) | - | 2.7 to 16 | - | V |
| Input Offset Voltage (VIO) | VIC = VDD/2, VO = VDD/2, RL = 10 kΩ | ±1.3 mV | ±3 mV | mV |
| Input Bias Current (IB) | VDD = 5 V, VIC = VDD/2, VO = VDD/2 | 5 pA | 200 pA | pA |
| Input Offset Current (IIO) | VDD = 5 V, VIC = VDD/2, VO = VDD/2, RS = 50 Ω | 45 pA | 150 pA | pA |
| Differential Input Resistance (ri(d)) | - | 1000 GΩ | - | GΩ |
| Common-Mode Input Capacitance (CIC) | f = 21 kHz | 8 pF | - | pF |
| Unity Gain Bandwidth (UGBW) | RL = 2 kΩ, CL = 10 pF | 3.2 MHz (VDD = 2.7 V), 3.5 MHz (VDD = 5 V to 10 V) | - | MHz |
| Slew Rate (SR) | VO(pp) = VDD/2, RL = 10 kΩ, CL = 50 pF | 2.4 V/μs | - | V/μs |
| Quiescent Current (IDD) | VO = VDD/2, VDD = 5 V | 550 μA | 660 μA | μA |
| Output Current (IO) | VO = 0.5 V from rail, VDD = 5 V | 7 mA (Positive rail), 8 mA (Negative rail) | - | mA |
Key Features
- Rail-to-Rail Output: The TLV272IDR offers rail-to-rail output capability, ensuring that the output voltage can swing close to the supply rails.
- Wide Bandwidth: With a unity gain bandwidth of up to 3.5 MHz, this amplifier is suitable for high-frequency applications.
- High Slew Rate: A slew rate of 2.4 V/μs enables fast response times and is ideal for applications requiring rapid signal changes.
- Low Power Consumption: The device operates with a quiescent current of 550 μA per channel, making it energy-efficient for battery-operated devices.
- High Input Impedance: The CMOS input stage provides high input impedance and low bias currents, making it suitable for interfacing with a variety of signal sensors.
- Compact Packages: Available in various compact packages such as SOIC-8, VSSOP, and PDIP, which are ideal for high-density PCB designs.
- Wide Temperature Range: Operates over an extended industrial temperature range from -40°C to +125°C.
Applications
- Battery-Operated Devices: Ideal for portable electronics due to its low power consumption and wide supply voltage range.
- High-Density PCBs: Compact package options make it suitable for high-density PCB designs.
- Industrial Automation: Used in various industrial control systems due to its robust performance over a wide temperature range.
- Automotive Systems: Suitable for automotive applications requiring low power and high reliability.
- Medical Devices: Can be used in medical equipment where low noise and high accuracy are critical.
Q & A
- What is the supply voltage range of the TLV272IDR?
The TLV272IDR operates over a supply voltage range from 2.7 V to 16 V.
- What is the typical input offset voltage of the TLV272IDR?
The typical input offset voltage is ±1.3 mV.
- What is the unity gain bandwidth of the TLV272IDR?
The unity gain bandwidth is up to 3.5 MHz.
- What is the slew rate of the TLV272IDR?
The slew rate is 2.4 V/μs.
- What is the quiescent current per channel of the TLV272IDR?
The quiescent current per channel is 550 μA.
- What are the available package options for the TLV272IDR?
The device is available in SOIC-8, VSSOP, and PDIP packages.
- What is the operating temperature range of the TLV272IDR?
The device operates over an extended industrial temperature range from -40°C to +125°C.
- Is the TLV272IDR suitable for battery-operated devices?
Yes, it is suitable due to its low power consumption and wide supply voltage range.
- What are some common applications of the TLV272IDR?
Common applications include battery-operated devices, high-density PCBs, industrial automation, automotive systems, and medical devices.
- Does the TLV272IDR have rail-to-rail output capability?
Yes, it has rail-to-rail output capability.
