Overview
The TLV272DR2G is a dual-channel operational amplifier produced by onsemi. It is part of the TLV27x family, known for its rail-to-rail output operation, wide bandwidth, and low power consumption. This CMOS op-amp is designed to operate over a wide supply voltage range from 2.7 V to 16 V, making it suitable for various battery-operated applications. The device features high input impedance and low bias currents, making it ideal for interfacing with high-impedance sensors. Available in compact packages such as SOIC-8, it is well-suited for high-density PCB designs.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage (VDD) | 2.7 | 16 | V | ||
| Unity Gain Bandwidth (UGBW) | RL = 2 kΩ, CL = 10 pF | 3.2 | 3.5 | MHz | |
| Slew Rate (SR) | VO(pp) = VDD/2, RL = 10 kΩ, CL = 50 pF | 1.35 | 2.1 | V/μs | |
| Input Offset Voltage (VIO) | VIC = VDD/2, VO = VDD/2, RL = 10 kΩ | ±3 | ±4 | mV | |
| Input Bias Current (IB) | VDD = 5 V, VIC = VDD/2, VO = VDD/2 | 5 | 200 | pA | |
| Quiescent Current (IDD) | Per channel, no load | 405 | 525 | 700 | μA |
| Operating Temperature Range (TA) | -40 | 125 | °C | ||
| Output Swing (High-level) | VIC = VDD/2 | 0.013 | 0.20 | 0.25 | V |
Key Features
- Rail-to-Rail Output: The TLV272DR2G offers rail-to-rail output operation, allowing the output to swing within 320 mV to the positive rail and 50 mV to the negative rail.
- Wide Bandwidth: It features a unity gain bandwidth of 3 MHz, ensuring high-frequency performance.
- High Slew Rate: With a slew rate of 2.4 V/μs, it supports fast signal transitions.
- Wide Power-Supply Range: The op-amp can operate on supply voltages from 2.7 V to 16 V, making it versatile for various applications.
- Low Supply Current: It consumes a low quiescent current of 550 μA per channel, suitable for battery-operated devices.
- Low Input Bias Current: The device has a low input bias current of 45 pA, ideal for high-impedance sensor interfaces.
- Compact Packages: Available in SOIC-8 and other compact packages, it is suitable for high-density PCB designs.
Applications
- Battery-Operated Devices: The low power consumption and wide supply voltage range make it ideal for battery-operated applications.
- High-Impedance Sensor Interfaces: The high input impedance and low bias currents make it suitable for interfacing with high-impedance sensors.
- Automotive and Industrial Systems: The NCV prefix versions are AEC-Q100 qualified and PPAP capable, making them suitable for automotive and other demanding applications.
- Micropower Microcontrollers: Compatible with the operating supply voltage range of many micropower microcontrollers, such as TI’s MSP430.
Q & A
- What is the supply voltage range of the TLV272DR2G?
The TLV272DR2G can operate on supply voltages from 2.7 V to 16 V.
- What is the unity gain bandwidth of the TLV272DR2G?
The unity gain bandwidth is 3 MHz.
- What is the slew rate of the TLV272DR2G?
The slew rate is 2.4 V/μs.
- What is the quiescent current per channel of the TLV272DR2G?
The quiescent current per channel is approximately 550 μA.
- What is the input bias current of the TLV272DR2G?
The input bias current is typically 45 pA).
- What are the available packages for the TLV272DR2G?
The TLV272DR2G is available in SOIC-8, PDIP-8, and VSSOP-8 packages).
- What is the operating temperature range of the TLV272DR2G?
The operating temperature range is from -40°C to 125°C).
- Is the TLV272DR2G suitable for high-impedance sensor interfaces?
Yes, due to its high input impedance and low bias currents, it is ideal for high-impedance sensor interfaces).
- Is the TLV272DR2G AEC-Q100 qualified?
The NCV prefix versions are AEC-Q100 qualified and PPAP capable, making them suitable for automotive applications).
- What are some typical applications of the TLV272DR2G?
Typical applications include battery-operated devices, high-impedance sensor interfaces, and systems requiring low power consumption and wide bandwidth).
