Overview
The TLV2452AIDR is a dual-channel operational amplifier from Texas Instruments, part of the TLV245x family. These devices are known for their low power consumption and high performance, making them ideal for a variety of applications, especially in portable and battery-powered devices. The TLV2452AIDR offers a gain-bandwidth product of 220 kHz and consumes only 23 µA per channel, while providing high output drive capability and rail-to-rail input/output swing. This amplifier is fully specified at 3 V and 5 V and operates over an expanded industrial temperature range of −40°C to 125°C.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VDD) | 2.7 | 6 | V | |
| Gain-Bandwidth Product | 220 | kHz | ||
| Slew Rate at Unity Gain | 0.05 | 0.11 | 0.02 | V/µs |
| Input Offset Voltage (VIO) | 300 | 1000 | µV | |
| Input Bias Current (IIB) | 0.5 | 5 | nA | |
| Supply Current per Channel (IDD) | 23 | 40 | µA | |
| High-Level Output Voltage (VOH) | 2.85 | 2.95 | V | |
| Low-Level Output Voltage (VOL) | 0.09 | 0.16 | V | |
| Short-Circuit Output Current (IOS) | 4 | 12 | mA | |
| Common-Mode Rejection Ratio (CMRR) | 70 | 80 | dB | |
| Supply Voltage Rejection Ratio (kSVR) | 76 | 89 | dB |
Key Features
- Low Power Consumption: Only 23 µA per channel, making it suitable for battery-powered devices.
- High Gain-Bandwidth Product: 220 kHz, providing good AC performance.
- Rail-to-Rail Input/Output Swing: Allows for increased dynamic range in low-voltage applications.
- High Output Drive Capability: Can drive loads up to 2.5 mA and swing to within 250 mV of each supply rail.
- Shutdown Functionality: Available in some family members (not in TLV2452), which places the outputs in a high-impedance state and reduces supply current to 16 nA/channel.
- Operating Temperature Range: Fully specified from −40°C to 125°C.
- Compact Packaging: Available in SOT-23, MSOP, and TSSOP packages.
Applications
- Portable Medical Equipment: Ideal for devices that require low power consumption and high performance.
- Patient Monitoring Systems: Suitable for systems that need reliable and accurate signal amplification.
- Data Acquisition Circuits: Used in various data acquisition systems where low power and high accuracy are crucial.
- Battery-Powered Devices: General use in any battery-powered device requiring low current consumption and high performance amplifiers.
Q & A
- What is the typical supply current per channel for the TLV2452AIDR?
The typical supply current per channel is 23 µA.
- What is the gain-bandwidth product of the TLV2452AIDR?
The gain-bandwidth product is 220 kHz.
- Does the TLV2452AIDR have a shutdown feature?
No, the TLV2452AIDR does not have a shutdown feature. This feature is available in other members of the TLV245x family, such as the TLV2450, TLV2453, and TLV2455.
- What is the operating temperature range for the TLV2452AIDR?
The operating temperature range is from −40°C to 125°C.
- What are the available package types for the TLV2452AIDR?
The TLV2452AIDR is available in SOT-23, MSOP, and TSSOP packages.
- What is the common-mode rejection ratio (CMRR) of the TLV2452AIDR?
The CMRR is between 70 dB and 80 dB.
- How much short-circuit output current can the TLV2452AIDR handle?
The short-circuit output current is between 4 mA and 12 mA.
- What is the high-level output voltage (VOH) of the TLV2452AIDR?
The high-level output voltage is between 2.85 V and 2.95 V.
- What is the low-level output voltage (VOL) of the TLV2452AIDR?
The low-level output voltage is between 0.09 V and 0.16 V.
- What are some typical applications of the TLV2452AIDR?
Typical applications include portable medical equipment, patient monitoring systems, data acquisition circuits, and other battery-powered devices.
