EL5221CWZ-T7

Current - Input Bias:	2nA
Base Part Number:	EL5221
Supplier Device Package:	SOT-23-6
Package / Case:	SOT-23-6
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply, Single/Dual (±):	4.5 V ~ 16.5 V, ±2.25 V ~ 8.25 V
Current - Supply:	500µA
Voltage - Input Offset:	2mV
Series:	--
-3db Bandwidth:	12MHz
Slew Rate:	10 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	2
Amplifier Type:	Buffer
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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EL5221CWZ-T7 is a type of amplifier integrated circuit (IC) breadboard from the family of linear amplifiers, instrumentation OP Amps, buffer Amps. Commonly used in industrial, medical, and commercial applications, it has become one of the most popular amplifiers in the market. This IC operates in both an inverting (gain reduction) or non-inverting (gain boost) amplifier configuration. It has a wide range of features, versatility, and stability suitable for a variety of applications. The EL5221CWZ-T7 amplifier IC offers a slew-rate of 15V/µs with a low input bias current and a high power output swing. It has a bandwidth of 1MHz and a high output current drive of 50mA. The device features excellent reliability and EMI/RFI interference immunity with a temperature range of -40°C to 125°C.

Application Field

EL 5221CWZ-T7 amplifier IC is an ideal choice for a wide range of applications. The device performs accurately under a strenuous temperature range, making it suitable for power-based applications such as audio amplifiers, ACMC (audio communication monitoring components) and equipment, AFE (audio frequency enhancement), ADCs (analog to digital conversion), and DACs (digital to analog conversion). Additionally, the device can be used for DC-based battery-operated equipment, power-drive electronics, and automotive systems.

Working Principle

The EL5221CWZ-T7 amplifier IC works on the principle of a transimpedance amplifier. It is basically a voltage to current (V/I) converter that uses a feedback loop structure. A transimpedance amplifier works by converting a voltage input signal into a current output by first amplifying the input signal, then applying a feedback control element to convert the amplified voltage output into a current.The EL5221CWZ-T7 amplifier IC works by first amplifying an input signal. It then passes through the feedback control network comprising of resistors and a capacitor. The output voltage is then multiplied to create a current output signal, which is then fed back through the control network and into the input of the amplifier. This feedback loop ultimately results in a stable output current signal.The feedback control loop is also responsible for maintaining the dynamic range or gain of the amplifier as well as minimizing distortion due to variation in the input signal.

Conclusion

EL5221CWZ-T7 is a widely used amplifier IC from the family of linear amplifiers, instrumentation OP Amps, and buffer Amps. It offers excellent reliability and EMI/RFI interference immunity, making it suitable for a variety of industrial, medical, and commercial applications. This IC works on the principle of a transimpedance amplifier, which converts a voltage input signal into a current output by first amplifying the input signal, then applying a feedback control element to convert the amplified voltage output into a current.

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