TSB622 Series Low power, rail-to-rail output Op Amp

In the vast landscape of operational amplifiers (op - amps), the TSB622 from STMicroelectronics stands out as a remarkable device, especially designed to meet the demands of industrial and automotive applications. This general - purpose dual operational amplifier comes with a host of features that make it both versatile and efficient in various circuit designs.

TSB622 Features
1. Power Efficiency: Low Power Consumption for Extended Use
One of the most prominent features of the TSB622 is its low power consumption. It offers an excellent speed/power consumption ratio, with a gain - bandwidth product of 1.7 MHz while consuming less than 375 μA per amplifier at a 36V supply voltage. This low current draw makes it an ideal choice for applications where power conservation is crucial. For instance, in battery - powered industrial sensors or automotive subsystems that need to operate for extended periods without frequent battery replacements, the TSB622 can significantly contribute to reducing power consumption and extending the battery life.
2. Rail - to - Rail Output: Maximizing Dynamic Range
The TSB622 features rail - to - rail output, which is a significant advantage in many applications. Rail - to - rail output means that the output voltage of the op - amp can swing very close to both the positive and negative supply rails. This maximizes the dynamic range of the signal being amplified. In audio applications, for example, where a wide range of signal amplitudes need to be accurately reproduced, the rail - to - rail output of the TSB622 ensures that the full range of the audio signal is amplified without distortion. It also allows for better utilization of the available supply voltage, which is beneficial in systems with limited voltage headroom.
3. Wide Supply Voltage Range: 2.7V to 36V
The ability to operate over a wide supply voltage range from 2.7V to 36V is another key characteristic of the TSB622. This wide range provides great flexibility to designers. In industrial settings, where different voltage sources may be available depending on the specific application or location within a plant, a single TSB622 device can be used across various voltage domains. Similarly, in automotive applications, where the electrical system voltage can vary during different operating conditions (such as engine start - up or normal driving), the TSB622 can adapt to these voltage fluctuations without any issues. This eliminates the need for multiple different op - amps for different voltage requirements, simplifying the circuit design and reducing costs.
4. Precision and Accuracy: Low Input Offset Voltage
The TSB622 has a low input offset voltage of 1 mV maximum at 25 °C. Input offset voltage is the voltage that must be applied between the two input terminals of the op - amp to make the output voltage zero. A low input offset voltage is crucial for applications that require high precision, such as in instrumentation circuits where small signals need to be amplified accurately. In medical devices, for example, where precise measurements of biological signals are essential, the low input offset voltage of the TSB622 ensures that the amplified signals are as accurate as possible, minimizing errors in diagnosis or monitoring.
5. High ESD Tolerance and EMI Hardening: Robustness in Harsh Environments
In industrial and automotive environments, electronic components are often exposed to electrostatic discharge (ESD) and electromagnetic interference (EMI). The TSB622 is designed to withstand these harsh conditions. It has a high ESD tolerance of 4kV HBM (Human - Body Model), which protects the device from damage due to static electricity. Additionally, it is EMI hardened, meaning it can resist the effects of electromagnetic interference. In an automotive environment, where there are numerous sources of EMI from the engine, alternator, and other electrical components, the EMI - hardened TSB622 can ensure stable operation of the circuits it is part of. In industrial settings, where large motors and electrical equipment can generate significant EMI, the TSB622's robustness makes it a reliable choice.
6. Temperature Performance: -40 °C to 125 °C
The TSB622 operates over a wide temperature range from - 40 °C to 125 °C. This extended temperature range is essential for applications in harsh environments. In automotive applications, the engine compartment can reach high temperatures during operation, and the TSB622 can function properly under these conditions. In industrial applications in cold storage facilities or outdoor installations in extreme climates, the TSB622 can maintain its performance without any degradation. The wide temperature range also makes it suitable for aerospace applications, where components need to withstand extreme temperature variations during flight.
7. Package Options: Space - Saving and Cost - Effective
The TSB622 is available in multiple package options, including SO8, MiniSO8, and DFN8 3x3 wettable flanks. These small - sized packages are beneficial for applications where space on the printed circuit board (PCB) is limited. In modern electronic devices, where miniaturization is a key trend, the compact package of the TSB622 allows for more components to be integrated into a smaller space. Additionally, the use of these small packages can reduce the overall cost of the PCB, as less board area is required. In automotive applications, where space is at a premium, the space - saving package of the TSB622 is highly advantageous.

Applications of the TSB622
•Industrial Applications: The TSB622 can be used in a wide range of industrial applications. In process control systems, it can amplify and condition signals from various sensors such as temperature, pressure, and flow sensors. In motor control circuits, it can be used to drive power transistors or to provide feedback control. Its low power consumption and wide supply voltage range make it suitable for use in battery - powered or low - voltage industrial monitoring systems.
•Automotive Applications: In automotive electronics, the TSB622 has numerous applications. It can be used in car audio systems to amplify audio signals, taking advantage of its rail - to - rail output for high - quality sound reproduction. It can also be used in automotive sensor interfaces, such as in tire pressure monitoring systems or engine management sensors, where its wide temperature range and high ESD tolerance are crucial.
•Power Supplies: The TSB622 can be incorporated into power supply circuits. It can be used to regulate the output voltage, to buffer signals, or to provide isolation between different parts of the power supply. Its ability to operate over a wide supply voltage range makes it suitable for use in both low - voltage and high - voltage power supply designs.

TSB622 Category- Low power, rail-to-rail output Op Amp
Low power, rail-to-rail output operational amplifiers (op amps) are key components in modern electronics, blending energy efficiency with versatile signal handling.
Designed for minimal power consumption (often microamps of quiescent current), they excel in battery-powered devices like wearables and portable sensors. Their rail-to-rail output capability allows signals to swing close to both positive and negative supply rails, maximizing dynamic range—critical for low-voltage systems where every volt counts.
These op amps suit applications needing precision and efficiency, such as sensor interfaces, audio circuits, and IoT devices. Models like STMicroelectronics’ TSB622 further enhance utility with wide voltage ranges (e.g., 2.7V–36V) and robust operating temperatures, making them adaptable across consumer, industrial, and automotive designs. Their balance of performance and power makes them indispensable in energy-constrained systems.

TSB622 Manufacturer
The manufacturer of the TSB622 is STMicroelectronics (ST), a global leader in semiconductor solutions. Headquartered in Geneva, Switzerland, STMicroelectronics is renowned for its expertise in analog, mixed-signal, and power management semiconductors, serving industries such as automotive, industrial, consumer electronics, and IoT. STMicroelectronics developed the TSB622 as part of its operational amplifier portfolio, emphasizing low power consumption, rail-to-rail output, and a wide 36V operating range to meet diverse application needs. The company’s commitment to quality and reliability is reflected in the TSB622’s automotive-grade certification, ensuring it performs robustly in harsh environments. With a strong focus on innovation, STMicroelectronics continues to enhance its product lines, making the TSB622 a trusted choice for engineers in various electronic design projects.

TSB622 Productes
The TSB622 itself is a low-power, rail-to-rail output, 36V operational amplifier developed by STMicroelectronics. Its specific models include TSB622IDT, TSB622IYDT, TSB622IQ3T, TSB622IYQ3T, etc.
In addition, similar to the TSB622 are the TSB621 and TSB624, which belong to the TSB62 series and share similar characteristics, such as a 1.7MHz gain bandwidth product, a wide supply voltage range of 2.7V to 36V, etc. All of them have passed automotive-grade certification and operate within a temperature range of -40°C to 125°C.

https://www.sic-components.com/product/search?search=TSB622IDT
https://www.sic-components.com/product/search?search=TSB622IYDT
https://www.sic-components.com/product/search?search=+TSB622IQ3T
https://www.sic-components.com/product/search?search=TSB622IYQ3T

In conclusion, the TSB622 low power, rail - to - rail output, 36V op - amp is a highly versatile and capable device. Its combination of low power consumption, wide supply voltage range, rail - to - rail output, high ESD tolerance, extended temperature range, and space - saving package options make it an ideal choice for a variety of applications, especially in the industrial and automotive sectors. Whether it's for amplifying small signals in a precision instrumentation circuit or withstanding the harsh conditions of an automotive engine compartment, the TSB622 has the features and performance to meet the demands of modern electronics design.