Overview
The TLV4333IDR, produced by Texas Instruments, is a member of the TLVx333 family of CMOS operational amplifiers. This device is part of the zero-drift family, utilizing a proprietary auto-calibration technique to provide low offset voltage and near-zero drift over time and temperature. The TLV4333IDR is optimized for low-voltage operation, making it suitable for a wide range of applications, including battery-powered instruments, temperature measurements, and medical instrumentation.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VS) | 1.8 | 5.5 | V | |
| Input Offset Voltage (VOS) | 2 | 15 | μV | |
| Drift Over Temperature (dVOS/dT) | 0.02 | μV/°C | ||
| Quiescent Current (IQ) | 17 | 28 | μA | |
| Input Bias Current (IB) | ±70 | ±150 | pA | |
| Output Voltage Swing from Rail | 30 | 70 | mV | |
| Short-Circuit Current (ISC) | ±5 | mA | ||
| Operating Temperature Range | –40 | 125 | °C | |
| Storage Temperature Range | –65 | 150 | °C |
Key Features
- Low Offset Voltage: 2 μV typical, with a maximum of 15 μV.
- Zero Drift: 0.02 μV/°C drift over temperature.
- Low Noise: 1.1 μVPP noise from 0.1 Hz to 10 Hz.
- Rail-to-Rail Input/Output: Input and output stages that can operate near the supply rails.
- Internal EMI Filtering: Built-in filtering to reduce electromagnetic interference.
- Low Quiescent Current: 17 μA typical per amplifier.
- MicroSize Packages: Available in SOIC-14 and TSSOP-14 packages.
- Wide Supply Voltage Range: Operates from 1.8 V to 5.5 V.
Applications
- Battery-Powered Instruments: Ideal for low-power, portable devices.
- Temperature Measurements: Suitable for precision temperature sensing.
- Transducer Applications: Used in various transducer applications requiring high accuracy.
- Electronic Scales: Employed in precision weighing and measurement systems.
- Medical Instrumentation: Used in medical devices requiring high precision and low noise.
- Handheld Test Equipment: Suitable for portable test and measurement equipment.
- Current Sense: Used in current sensing applications due to its high accuracy and low noise.
Q & A
- What is the typical input offset voltage of the TLV4333IDR?
The typical input offset voltage is 2 μV, with a maximum of 15 μV.
- What is the drift over temperature for the TLV4333IDR?
The drift over temperature is 0.02 μV/°C.
- What is the quiescent current of the TLV4333IDR?
The quiescent current is 17 μA typical per amplifier, with a maximum of 28 μA.
- What is the operating temperature range of the TLV4333IDR?
The operating temperature range is from –40°C to 125°C.
- What packages is the TLV4333IDR available in?
The TLV4333IDR is available in SOIC-14 and TSSOP-14 packages.
- What is the supply voltage range for the TLV4333IDR?
The supply voltage range is from 1.8 V to 5.5 V.
- Does the TLV4333IDR have rail-to-rail input and output?
Yes, the TLV4333IDR has rail-to-rail input and output stages.
- What is the noise performance of the TLV4333IDR?
The noise performance is 1.1 μVPP from 0.1 Hz to 10 Hz.
- Is the TLV4333IDR suitable for medical instrumentation?
Yes, it is suitable for medical instrumentation due to its high precision and low noise.
- Can the TLV4333IDR be used in battery-powered instruments?
Yes, it is ideal for battery-powered instruments due to its low quiescent current.
