Overview
The INA826AIDRGT is a precision instrumentation amplifier manufactured by Texas Instruments. This device is designed to offer extremely low power consumption and operates over a wide single-supply or dual-supply range from 3 V to 36 V. It is particularly suited for applications requiring high accuracy and low power, making it a cost-effective solution for various industrial and medical applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | 3 | - | 36 | V |
| Supply Current | - | 200 | - | µA |
| Gain Range | 1 | - | 1000 | - |
| Input Offset Voltage (VOSI) | 40 | 150 | - | µV |
| Input Offset Voltage Drift | - | 0.4 | 2 | µV/°C |
| Common-Mode Rejection Ratio (CMRR) at G = 10 | - | - | 100 | dB |
| Operating Temperature Range | -40 | - | 125 | °C |
| Package Types | - | - | SOIC, VSSOP, WSON | - |
Key Features
- Extremely low power consumption of 200 µA supply current.
- Wide single-supply or dual-supply range from 3 V to 36 V.
- Single external resistor sets any gain from 1 to 1000.
- Excellent stability over temperature with low gain drift of 35 ppm/°C (maximum).
- High common-mode rejection ratio (CMRR) of over 100 dB at G = 10.
- Rail-to-rail output for low-voltage operation.
- Input protection against overvoltage up to ±40 V beyond the power supplies.
- Available in 8-pin SOIC, VSSOP, and WSON surface-mount packages.
Applications
- Analog input modules.
- Flow transmitters.
- Battery testing.
- LCD testing.
- Electrocardiogram (ECG) equipment.
- Surgical equipment.
- Process analytics (pH, gas, concentration, force, and humidity).
- Circuit breakers (ACB, MCCB, VCB).
Q & A
- What is the supply voltage range of the INA826AIDRGT?
The INA826AIDRGT operates over a supply voltage range from 3 V to 36 V.
- What is the typical supply current of the INA826AIDRGT?
The typical supply current is 200 µA.
- How is the gain of the INA826AIDRGT set?
The gain is set by a single external resistor and can range from 1 to 1000.
- What is the common-mode rejection ratio (CMRR) of the INA826AIDRGT at G = 10?
The CMRR is over 100 dB at G = 10.
- What are the available package types for the INA826AIDRGT?
The device is available in 8-pin SOIC, VSSOP, and WSON surface-mount packages.
- What is the operating temperature range of the INA826AIDRGT?
The operating temperature range is from -40°C to +125°C.
- Does the INA826AIDRGT have input protection features?
Yes, it has input protection against overvoltage up to ±40 V beyond the power supplies.
- What are some typical applications of the INA826AIDRGT?
Typical applications include analog input modules, flow transmitters, battery testing, LCD testing, ECG equipment, surgical equipment, process analytics, and circuit breakers.
- How stable is the INA826AIDRGT over temperature changes?
The device offers excellent stability over temperature with a low gain drift of 35 ppm/°C (maximum).
- Is the INA826AIDRGT suitable for low-voltage operation?
Yes, it is suitable for low-voltage operation with a rail-to-rail output.
