Overview
The TLV2452IDGK is a dual, low-power operational amplifier from Texas Instruments, part of the TLV245x family. These devices are known for their ultra-low quiescent current and high gain-bandwidth product, making them ideal for applications requiring both low power consumption and high performance. The TLV2452IDGK operates with a supply current of just 23 µA per channel and offers a gain-bandwidth product of 220 kHz. This amplifier features rail-to-rail input and output capabilities, high output drive, and an ultralow-power shutdown mode, making it suitable for a variety of applications, including portable medical equipment, patient monitoring systems, and data acquisition circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Current per Channel | 23 | µA |
| Gain-Bandwidth Product | 220 | kHz |
| Output Drive Capability | ±10 | mA |
| Input Offset Voltage (Typical) | 20 | µV |
| Supply Voltage Range | 2.7 to 6 | V |
| Power Supply Rejection Ratio | 106 | dB |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | VSSOP (DGK) | |
| Number of Pins | 8 | |
| Shutdown Current per Channel | 16 | nA |
Key Features
- Low Quiescent Current: 23 µA per channel, making it suitable for battery-powered devices.
- High Gain-Bandwidth Product: 220 kHz, providing good AC performance.
- High Output Drive Capability: ±10 mA, enabling the amplifier to drive loads effectively.
- Rail-to-Rail Input/Output: Both inputs and outputs can swing to within 250 mV of each supply rail, enhancing dynamic range in low-voltage applications.
- Ultralow-Power Shutdown Mode: Consumes only 16 nA per channel in shutdown mode, ideal for conserving battery life in portable applications.
- Compact Packaging: Available in ultrasmall VSSOP (DGK) packages with 8 pins.
Applications
The TLV2452IDGK is particularly suited for various applications that require low power consumption and high performance, including:
- Portable Medical Equipment: Devices such as portable defibrillators, ECG monitors, and other medical diagnostic tools.
- Patient Monitoring Systems: Systems that monitor vital signs and other health parameters.
- Data Acquisition Circuits: Circuits used in data logging, sensor interfaces, and other data acquisition systems.
Q & A
- What is the supply current per channel of the TLV2452IDGK?
The supply current per channel is 23 µA.
- What is the gain-bandwidth product of the TLV2452IDGK?
The gain-bandwidth product is 220 kHz.
- What is the output drive capability of the TLV2452IDGK?
The output drive capability is ±10 mA.
- What is the typical input offset voltage of the TLV2452IDGK?
The typical input offset voltage is 20 µV.
- What is the supply voltage range for the TLV2452IDGK?
The supply voltage range is from 2.7 V to 6 V.
- What is the power supply rejection ratio of the TLV2452IDGK?
The power supply rejection ratio is 106 dB.
- What is the operating temperature range for the TLV2452IDGK?
The operating temperature range is from -40°C to 125°C.
- What package type and pin count does the TLV2452IDGK come in?
The TLV2452IDGK comes in a VSSOP (DGK) package with 8 pins.
- What is the shutdown current per channel for the TLV2452IDGK?
The shutdown current per channel is 16 nA.
- What are some typical applications for the TLV2452IDGK?
Typical applications include portable medical equipment, patient monitoring systems, and data acquisition circuits.
