PA74

Voltage - Input Offset:	1.5mV
Base Part Number:	PA74
Supplier Device Package:	TO-3-8
Package / Case:	TO-3-8
Mounting Type:	Through Hole
Operating Temperature:	-25°C ~ 85°C
Voltage - Supply, Single/Dual (±):	5 V ~ 40 V, ±2.5 V ~ 20 V
Current - Output / Channel:	2.5A
Current - Supply:	18mA
Series:	Apex Precision Power®
Current - Input Bias:	100nA
Gain Bandwidth Product:	1.4MHz
Slew Rate:	1.4 V/µs
Output Type:	--
Number of Circuits:	2
Amplifier Type:	Power
Part Status:	Active
Packaging:	Tube

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Linear Amplifiers

Instrumentation, OP Amps, Buffer Amps

Linear amplifiers are electronic devices designed to amplify an input signal, while preserving the original signal\'s waveform. These amplifiers can be used in a variety of different applications, including audio, video, instrumentation, industrial, and telecommunications. This article will focus on the application field and working principle of PA74 linear amplifiers.The PA74 linear amplifier is a versatile, full-associated amplifier with a wide range of applications in the industrial and communications fields. It can be used in radio frequency (RF) amplification, power conditioning, and speaker amplifiers. This amplifier is capable of providing up to 50 watts of RF output power and is designed for high-performance signal amplification in low power and high frequency circuits.The PA74 amplifier is constructed from a single operational amplifier (op amp). The op amp provides an output signal with a nearly constant gain for varying input parameters. This is accomplished by a feedback loop on the output of the op amp, which regulates the power of the output signal. The gain of the amplifier can be adjusted by adjusting the feedback resistance.In order to apply the PA74 to specific applications, the circuit process must first be tailored to the desired gain and frequency response. This is done by connecting the resistor and potentiometer networks on the chip. In low power circuits, the amplifier is set to a low gain, with a high frequency response. The frequency response is adjusted by changing the capacitors on the board.When used in power boosting and conditioning circuits, the PA74 amplifier is utilized as a low distortion buffer amp. In this amplifier configuration, the power output is precisely regulated with the input voltage level. As the input voltage level increases, the output voltage level also increases, keeping the distortion to a minimum. With this configuration, the amplifier can be used in audio applications, such as boosting the signal strength in a home theater system.The PA74 amplifier is commonly used in radio frequency amplification and tuning circuits. This is due to the low noise and high gain of the amplifier. The amplifier can provide a range of power output levels, depending on the gain setting. In addition, the amplifier can provide a wide range of frequencies and bandwidths. This makes the amplifier ideal for radio frequency applications and radio tuning circuits.Overall, the PA74 linear amplifier is an effective and versatile amplifier that can provide good quality amplification in a variety of applications. Its feedback-regulated gain, low noise, and wide range of frequencies makes it an excellent choice for a wide range of applications, ranging from power boosting and regulation, to RF amplification and tuning.

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Part Number	Manufacturer	Price	Quantity	Description