Overview
The TLV2252AIDRG4 is a dual low-voltage operational amplifier from Texas Instruments. It belongs to the TLV225x family, known for its rail-to-rail output performance, which enhances the dynamic range in both single-supply and split-supply applications. These devices are characterized by their low power consumption, with a typical supply current of 34 µA per channel, making them suitable for battery-powered and high-density equipment. The TLV2252AIDRG4 is optimized for low-voltage operations and is fully specified at 3 V and 5 V supply voltages.
Key Specifications
| Parameter | Test Conditions | Typical | Minimum | Maximum | Unit |
|---|---|---|---|---|---|
| Supply Voltage Range | VDD = 2.7 V to 8 V | - | 2.7 | 8 | V |
| Supply Current per Channel | VO = 1.5 V, No load | 34 | 68 | 125 | µA |
| Input Offset Voltage | TA = 25°C | 200 | 200 | 1500 | µV |
| Input Offset Voltage (Full Range) | TA = -40°C to 125°C | 1000 | 1000 | 1750 | µV |
| Temperature Coefficient of Input Offset Voltage | TA = 25°C to 125°C | 0.5 | 0.5 | 0.5 | µV/°C |
| Equivalent Input Noise Voltage at 1 kHz | f = 1 kHz, TA = 25°C | 19 | 19 | 19 | nV/√Hz |
| Slew Rate at Unity Gain | VO = 1.1 V to 1.9 V, RL = 100 kΩ, CL = 100 pF | 0.05 | 0.05 | 0.05 | V/µs |
| Differential Input Resistance | TA = 25°C | 1012 | 1012 | 1012 | Ω |
| Common-Mode Input Resistance | TA = 25°C | 1012 | 1012 | 1012 | Ω |
Key Features
- Rail-to-Rail Output Performance: Enhances dynamic range in single-supply and split-supply applications.
- Low Power Consumption: Typical supply current of 34 µA per channel, ideal for battery-powered devices.
- Low Noise: Equivalent input noise voltage of 19 nV/√Hz at 1 kHz.
- High Input Impedance: Differential and common-mode input resistances of 1012 Ω.
- Wide Supply Voltage Range: Operates from 2.7 V to 8 V.
- Low Input Offset Voltage: Maximum input offset voltage of 850 µV at TA = 25°C.
- Small Package Size: Available in SOT-23 package, suitable for high-density applications.
Applications
- Battery-Powered Equipment: Ideal for hand-held monitoring and remote-sensing applications due to low power consumption.
- High-Impedance Sources: Suitable for small-signal conditioning of high-impedance sources like piezoelectric transducers.
- Analog-to-Digital Converters (ADCs): Great choice for interfacing with ADCs due to rail-to-rail output feature.
- Precision Applications: Available in precision versions with lower input offset voltage.
- Automotive Applications: Qualified to automotive standards, suitable for high-reliability automotive applications.
Q & A
- What is the typical supply current per channel for the TLV2252AIDRG4?
The typical supply current per channel is 34 µA.
- What is the input offset voltage range for the TLV2252AIDRG4 at 25°C?
The input offset voltage range is typically 200 µV, with a maximum of 1500 µV.
- What is the equivalent input noise voltage at 1 kHz for the TLV2252AIDRG4?
The equivalent input noise voltage at 1 kHz is typically 19 nV/√Hz.
- What is the slew rate at unity gain for the TLV2252AIDRG4?
The slew rate at unity gain is typically 0.05 V/µs.
- What is the common-mode input resistance of the TLV2252AIDRG4?
The common-mode input resistance is typically 1012 Ω.
- What is the supply voltage range for the TLV2252AIDRG4?
The supply voltage range is from 2.7 V to 8 V.
- Is the TLV2252AIDRG4 suitable for high-density applications?
Yes, it is suitable due to its small SOT-23 package size and low power consumption.
- Can the TLV2252AIDRG4 be used in automotive applications?
Yes, it is qualified to automotive standards and suitable for high-reliability automotive applications.
- What are some typical applications for the TLV2252AIDRG4?
Typical applications include battery-powered equipment, high-impedance sources, and interfacing with analog-to-digital converters (ADCs).
- Is the TLV2252AIDRG4 available in precision versions?
Yes, precision versions with lower input offset voltage are available.
