PA240CC Allicdata Electronics
Allicdata Part #:

598-1354-ND

Manufacturer Part#:

PA240CC

Price: $ 0.00
Product Category:

Integrated Circuits (ICs)

Manufacturer: Apex Microtechnology
Short Description: IC OPAMP POWER 3MHZ 7DDPAK
More Detail: Power Amplifier 1 Circuit 7-DDPAK
DataSheet: PA240CC datasheetPA240CC Datasheet/PDF
Quantity: 1000
1 +: 0.00000
Stock 1000Can Ship Immediately
$ 0
Specifications
Voltage - Input Offset: 25mV
Base Part Number: PA240
Supplier Device Package: 7-DDPAK
Package / Case: TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Mounting Type: Surface Mount
Operating Temperature: -25°C ~ 85°C
Voltage - Supply, Single/Dual (±): 100 V ~ 350 V, ±50 V ~ 175 V
Current - Output / Channel: 120mA
Current - Supply: 2.2mA
Series: Apex Precision Power®
Current - Input Bias: 50pA
Gain Bandwidth Product: 3MHz
Slew Rate: 30 V/µs
Output Type: --
Number of Circuits: 1
Amplifier Type: Power
Part Status: Obsolete
Packaging: Tube 
Description

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The PA240CC is an application circuit mainly used in high-bandwidth instrumentation amplifiers, as well as many power amplifier designs. The circuit combines the output flexibility of a two-stage buffer amplifier with the superior signal conditioning of an instrumentation amplifier. The device delivers excellent signal integrity, providing three selectable gain settings and high bandwidths, while offering protected and low distortion operation.

Working Principle

The PA240CC circuit features one unity-gain buffer amplifier stage for low-level and high-level signal processing. This buffer amplifier stage is followed by a two-stage instrumentation amplifier, which provides high gain accuracy (typical gain error ≤ 0.04dB) and low noise (typical noise level ≤ 12 nV/√Hz). The device also offers a DC offset of ±1.5V and a low cut-off frequency of 1kHz. Moreover, it incorporates a fast-recovery current limiter and a peak current limit circuit to protect against excessive power dissipation.

The input stage of the PA240CC circuit consists of an Instrumentation Amplifier (IA) and two buffering amplifier stages (one unity gain, followed by two gains). The IA has two voltage inputs and one output. Field Effect Transistors (FETs) are employed in both the differential inputs and outputs of the IA. The input transistors provide a low input impedance that maximizes the input current range, to maximize the signal-to-noise ratio of the amplifier. The output transistors provide a high output impedance, thus reducing the amount of power required to drive the output signal.

The two buffering amplifier stages provide the necessary output gain settings (from unity gain to a maximum of 50dB). The voltage gain settings can be controlled via resistors, allowing for a wide range of gain settings to choose from. The device also has a current sense resistor, which allows for improved output current sensing and ensures proper operation when driving large capacitive loads.

The PA240CC circuit also utilizes a low-noise driving amplifier, designed to minimize the amount of distortion in the output signal. This amplifier is followed by a current limiting circuit and peak current limiting circuit, which keeps the device stable and prevents excessive power dissipation problems. Finally, a set of low-power damping resistors are used to further improve signal linearity and reduce output noise.

Application Field

The PA240CC is mainly used in high-bandwidth, power amplifiers and instrumentation amplifiers. The device can be employed in a wide range of applications, such as medical research and development, automotive audio systems, radio broadcast systems, audio signal processing and more. The strong features of this amplifier make it the ideal solution for applications requiring high-resolution and extended linearity.

The PA240CC is an ideal solution for an instrumentation amplifier. The wide range of gain settings, low noise and high bandwidth make it ideal for signal conditioning, data acquisition and high-precision measurements. In addition, the device can also be used in power amplifier designs, as it offers a large output current and low output impedances, which makes it well suited for driving high-capacitance loads.

The PA240CC is a great choice for any application requiring high-performance and low-cost instrumentation amplifiers or power amplifiers. With its low-noise, high-precision, and current-limiting circuits, the device ensures excellent signal performance, while offering superior control over distortion and dynamic response.

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

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