BA4558N

Voltage - Input Offset:	500µV
Base Part Number:	BA4558
Supplier Device Package:	8-SIP
Package / Case:	8-SIP
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply, Single/Dual (±):	8 V ~ 30 V, ±4 V ~ 15 V
Current - Output / Channel:	10mA
Current - Supply:	3mA
Series:	--
Current - Input Bias:	60nA
Gain Bandwidth Product:	2MHz
Slew Rate:	1.2 V/µs
Output Type:	--
Number of Circuits:	2
Amplifier Type:	General Purpose
Part Status:	Not For New Designs
Packaging:	Tube

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

BA4558N is a dual operational amplifier (op-amp) integrated circuit (IC). It is an improved version of the original BA4558, which was one of the first dual op-amps made by ROHM.The BA4558N is a dual op-amp IC with two independent amplifier circuits contained in a single 8-pin package. It is designed to provide stable and accurate audio amplifying performance when used in audio equipment and portable electronics.The BA4558N op-amp is an ideal choice for applications such as preamplifiers, voltage follower, summing amplifiers, instrumentation amplifiers, power amplification, voltage amplification and signal filtering.The BA4558N features a large signal bandwidth, low noise, and an internal gain of 1.15. It also boasts low power consumption and high slew rate, making it an excellent choice for low-power and high-performance applications.The BA4558N is typically used in audio applications such as portable radios, CD players, and other audio equipment. It can also be used in instrumentation and power amplification applications. The wide dynamic range, low noise, and high slew rate of the BA4558N make it ideal for low-power and high-performance applications.The BA4558N is based on the Non-Inverting (NI) two stage unity gain amplifier structure. The two differential input stages of this structure not only provide a high gain, but also cancel the effect of any offsets as well as reduce the noise and distortion. The output stage of the BA4558N is an open-loop configuration, which ensures good linearity and reduced output distortion.The working principle of the BA4558N involves incorporating both the inverting and non-inverting stages in a single amplifier circuit. The inverting and non-inverting inputs are connected to the inputs of a differential amplifier. The output of the differential amplifier is then connected to the inverting input of the second amplifier stage, which is a non-inverting op-amp.The output of the second amplifier is then connected to the output of the amplifier, which is the end result of the operation. The output of the amplifier is then fed to a voltage follower. This ensures that the output of the amplifier is low in distortion and noise as well as provides a high slew rate.Overall, the BA4558N is an excellent choice for applications such as preamplifiers, voltage followers, summing amplifiers, instrumentation amplifiers, power amplifiers, voltage amplifiers, and signal filters. Its low power consumption, low noise, and high slew rate makes it well-suited for low-power and high-performance applications. Its dual op-amp design allows it to easily integrate into audio systems and instrumentation equipment.

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

Part Number	Manufacturer	Price	Quantity	Description