ICL7621BCSA+T

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The ICL7621BCSA+T is a part of Texas Instruments’ ICL7xx precision monolithic amplification line. It is a cost-effective solution for a broad range of precision instrumentation, analog-to-digital converter (DAC), and sample-and-hold amplifier applications. This product, ICL7621BCSA+T, is generally categorized as an Instrumentation, OP-amps, and Buffer Amps under Linear Amplifiers.

This product features ±20V operation and ±10V LED. The low-power CMOS and low-bias design make the product attractive for high-accuracy systems where power and space are a priority. The product is best suited for a wide range of applications, such as instrumentation, relay selection, communications, industrial process control and medical systems. Furthermore, the ICL7621BCSA+T is offered in very small and cost effective packages, so it is the ideal choice for designs with space and size constraints.

In terms of its specification, the ICL7621BCSA+T’s large open loop-gain and low-noise make it extremely useful for high performances applications. It also offers a 40V/us slew rate and a fast settling time as short as 5ns. This results in excellent gain-bandwidth performance and dynamic response, making the ICL7621BCSA+T a good choice for many linear amplification applications. Furthermore, the high-common-mode rejection (greater than 100dB) and the low-offset voltage (2mV) ensures extremely stable and accurate performance in challenging environments.

The working mechanism of the ICL7621BCSA+T is quite simple: it consists of an input stage, a voltage amplifier, an output buffer, and external current-source bias. The voltage gain is determined by the feedback resistors r1 and r2 as 1 + r2/r1. The feedback resistors r3 and R4 set the output impedance. The DC current source bias can be set by the resistor R1 and the transistors Q1 and Q2. The bias current is determined by the formula Iin = VCC/R1 - VBE/R2.

The ICL7621BCSA+T is suitable for a variety of applications. As a buffer amplifier, it can drive both high and low loads. It can provide a high-impedance input for differential signals and reduce noise. As an instrumentation amplifier, it can provide good common-mode rejection over varying common-mode voltages and a wide gain-range. It can also be used in analog-to-digital converters (DAC) to control the transfer of the input signal to the output. In addition, it can provide buffering and amplification of signals in sample-and-hold type circuits.

In conclusion, the ICL7621BCSA+T is an excellent choice for a wide range of linear amplification applications due to its low-power CMOS design, low bias point, large open loop-gain, low-noise, fast-settling time and high-common-mode rejection. With its cost-effectiveness and wide range of applications, it can be widely used in instrumentation systems, relay selection, communications, industrial process control, medical systems and some other applications.

The specific data is subject to PDF, and the above content is for reference