Overview
The LT1013DDG4 is a dual precision operational amplifier produced by Texas Instruments. This device is part of the LT1013x series, known for its high gain, low supply current, low noise, and low-offset-voltage temperature coefficient. The LT1013DDG4 can operate from a single 5-V power supply or dual ±15-V supplies, making it versatile for various applications. It features an input voltage range that extends to ground and an output that can swing to within a few millivolts of ground, eliminating crossover distortion. The device is available in several packages, including SOIC, PDIP, LCCC, and CDIP, catering to different design requirements.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage (VIO) | RS = 50 Ω, 25°C | 60 | 250 | 900 | µV |
| Input Offset Current (IIO) | 25°C | 0.2 | 1.3 | 6 | nA |
| Input Bias Current (IIB) | 25°C | -15 | -35 | -80 | nA |
| Common-Mode Input Voltage Range (VICR) | Recommended range, 25°C | 0 | 3.5 | V | |
| Maximum Peak Output Voltage Swing (VOM) | Output low, No load, 25°C | 15 | 25 | V | |
| Supply Current per Amplifier (ICC) | 25°C | 0.31 | 0.45 | 0.55 | mA |
| Operating Temperature Range | -55 | 125 | °C |
Key Features
- Single-Supply Operation: The LT1013DDG4 can operate from a single 5-V power supply or dual ±15-V supplies.
- Input Voltage Range: The input voltage range extends to ground, and the output can swing to within a few millivolts of ground.
- Phase Reversal Protection: Protects against phase reversal, ensuring stable operation.
- Low Noise: Features low peak-to-peak noise voltage and low current noise.
- High Gain: Offers high gain with a minimum of 1 V/µV.
- Low Supply Current: Maximum supply current per amplifier is 0.55 mA at 25°C.
Applications
- Thermocouple Amplifiers: Suitable for amplifying thermocouple signals due to its low noise and high gain.
- Low-Side Current Measurement: Can be used for measuring current in low-side configurations.
- Instrumentation Amplifiers: Ideal for precision instrumentation applications requiring high accuracy and low noise.
Q & A
- What is the input offset voltage of the LT1013DDG4?
The input offset voltage (VIO) is typically 250 µV at 25°C, with a maximum of 900 µV.
- What is the operating temperature range of the LT1013DDG4?
The operating temperature range is from -55°C to 125°C.
- Can the LT1013DDG4 operate on a single power supply?
- What is the maximum supply current per amplifier?
The maximum supply current per amplifier is 0.55 mA at 25°C.
- What are some common applications of the LT1013DDG4?
- Does the LT1013DDG4 have phase reversal protection?
- What is the typical noise performance of the LT1013DDG4?
- What are the available packages for the LT1013DDG4?
- What is the common-mode input voltage range of the LT1013DDG4?
- How does the LT1013DDG4 handle output voltage swing?
