Overview
The TSV521AICT from STMicroelectronics is a single-channel, low-power operational amplifier belonging to the TSV52x and TSV52xA series. This device is notable for its high merit factor, combining a high gain bandwidth product with low power consumption. The TSV521AICT operates with a supply voltage range of 2.7 to 5.5 V and is housed in a compact SC70-5 package, making it suitable for space-constrained and power-sensitive applications.
The TSV521AICT is designed to offer rail-to-rail input and output, low input bias current, and a low offset voltage, making it ideal for sensor interfaces, battery-powered devices, and automotive signal conditioning. Its AEC-Q100 qualification ensures reliability in harsh automotive environments.
Key Specifications
| Parameter | Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Gain Bandwidth Product | RL = 10 kΩ, CL = 100 pF | 0.73 MHz | 1.15 MHz | - | MHz |
| Supply Voltage | - | 2.7 V | - | 5.5 V | V |
| Supply Current (per channel) | Vout = VCC/2, RL > 1 MΩ, T = 25 °C | 45 μA | 60 μA | - | μA |
| Input Offset Voltage | T = 25 °C | - | 600 μV | 2600 μV | μV |
| Input Bias Current | T = 25 °C | - | 1 pA | 10 pA | pA |
| Operating Temperature Range | - | -40 °C | - | 125 °C | °C |
| Unity Gain Frequency | - | - | 900 kHz | - | kHz |
| Slew Rate | RL = 10 kΩ, CL = 100 pF, Vout = 0.5 V to VCC - 0.5 V | - | 0.89 V/μs | - | V/μs |
Key Features
- High Merit Factor: Combines a high gain bandwidth product of 1.15 MHz with low power consumption of 45 μA at 5 V.
- Rail-to-Rail Input and Output: Allows for full-range signal swing, enhancing the device's versatility in various applications.
- Low Input Bias Current: Typically 1 pA, which is beneficial for interfacing with high impedance sensors.
- Low Offset Voltage: Maximum of 2600 μV, ensuring high accuracy in signal processing.
- AEC-Q100 Qualified: Suitable for harsh automotive environments due to its robustness and reliability.
- Compact Packaging: Available in the SC70-5 package, making it ideal for space-constrained designs.
- Wide Temperature Range: Operates from -40 °C to 125 °C, facilitating use in a variety of environmental conditions.
Applications
- Battery-Powered Applications: The low power consumption extends the battery life in portable devices.
- Portable Devices: Suitable for handheld and wearable devices due to its compact size and low power requirements.
- Automotive Signal Conditioning: AEC-Q100 qualification and high ESD tolerance make it reliable in automotive applications.
- Active Filtering: The high gain bandwidth product and low noise characteristics make it suitable for active filter designs.
- Medical Instrumentation: Used in medical devices where low power consumption and high accuracy are crucial.
- Sensor Interfaces: Ideal for interfacing with high impedance sensors due to its low input bias current.
Q & A
- What is the typical gain bandwidth product of the TSV521AICT?
The typical gain bandwidth product is 1.15 MHz at 5 V.
- What is the supply voltage range for the TSV521AICT?
The supply voltage range is from 2.7 V to 5.5 V.
- What is the typical supply current per channel for the TSV521AICT?
The typical supply current per channel is 45 μA at 5 V.
- What is the maximum input offset voltage for the TSV521AICT?
The maximum input offset voltage is 2600 μV.
- What is the typical input bias current for the TSV521AICT?
The typical input bias current is 1 pA.
- Is the TSV521AICT AEC-Q100 qualified?
Yes, the TSV521AICT is AEC-Q100 qualified, making it suitable for automotive applications.
- What is the operating temperature range for the TSV521AICT?
The operating temperature range is from -40 °C to 125 °C.
- What type of packaging is available for the TSV521AICT?
The TSV521AICT is available in the SC70-5 package.
- What are some common applications for the TSV521AICT?
Common applications include battery-powered devices, portable devices, automotive signal conditioning, active filtering, and medical instrumentation.
- Why is the TSV521AICT suitable for sensor interfaces?
The TSV521AICT is suitable for sensor interfaces due to its low input bias current and rail-to-rail input and output capabilities.
