The STK4141 II 2-Channel 25W AF Power Amplifier, made in Korea, provides reliable and high-quality audio amplification for both home and professional environments. Experience crisp and powerful sound with this top-tier amplifier.

• Output Current: Provides 1A output current for various applications.
• Fixed Output Voltage: Delivers a 15V fixed output voltage.
• Thermal Overload Protection: Features thermal overload protection for safe operation.

The 4N25 Optoisolator is a high-quality component designed for electrical isolation and efficient signal transmission. Featuring a 6-pin configuration, it provides robust performance with a voltage isolation of 7500Vpk and a current transfer ratio of at least 20% at 10mA. Ideal for through hole mounting.

Key Features:

• Category: Isolators
• Family: Optoisolators - Transistor, Photovoltaic Output
• Number of Channels: 1
• Input Type: DC
• Voltage - Isolation: 7500Vpk
• Current Transfer Ratio (Min): 20% @ 10mA
• Voltage - Output: 30V
• Current - DC Forward (If): 60mA
• Vce Saturation (Max): 500mV
• Output Type: Transistor with Base
• Mounting Type: Through Hole
• Package / Case: 6-DIP (0.300", 7.62mm)

100% Brand New and High Quality

The IC Base 8-Pin is a high-quality socket designed for integrated circuits. This IC base features a row-to-row distance of 7.62mm, a pin pitch of 2.54mm, and a pin length of 4mm. Its compact dimensions of 10.5mm (L) x 10mm (W) x 5mm (H) make it perfect for various electronic projects and applications.

• Row to Row Distance: 7.62mm
• Number of Pins: 8
• Pin Pitch: 2.54mm
• Pin Length: 4mm
• Dimensions: 10.5mm (L) x 10mm (W) x 5mm (H)

• Power Supply Voltage Range:
  • Single Supply Vcc: 8-14V (Ta=25°C)
  • Dual Supply Vcc - Vee: ±4 - 7V (Ta=25°C)

• Wide Volume Control Range: 80dB

• Adjustable output voltage range: 3V to 40V
• Maximum output current: 5A
• Reference voltage (Typical): 1.24V
• Suitable for various power regulation applications

• Wide Power Supply Range: Operates from ±5V to ±12V.
• High Linearity: 0.2% linearity of demodulated output.
• Stable Frequency Performance: 200 ppm/°C frequency stability of the VCO.
• Integrated Triangle Wave Output: Provides a linear triangle wave with in-phase zero crossings.

• C Compiler Optimized Architecture for re-entrant code
• 32KB Flash Program Memory and 2KB RAM
• Self-programming under software control
• Enhanced A/D Converter with up to 13 channels

• 10-to-4 line priority encoder for digital signal processing
• TTL compatible for easy integration into standard logic circuits
• DIP 16-pin package for easy PCB mounting
• Wide operating voltage range (4.75V - 5.25V)

LM3915 Audio Level Indicator is perfect for driving LEDs, LCDs, or vacuum fluorescents. It offers bar or dot display modes and can be expanded to display up to 90 dB. With an internal voltage reference and single supply operation, it ensures reliable performance.

• 3 dB/step, 30 dB range
• Drives LEDs, LCDs, or vacuum fluorescents
• Bar or dot display mode selectable by user
• Expandable to displays of 90 dB
• Internal voltage reference: 1.2V to 12V
• Single supply operation: 3V to 25V
• Inputs operate down to ground
• Output current programmable: 1 mA to 30 mA
• Withstands ±35V input without damage
• Current regulated, open collectors
• Drives TTL or CMOS directly
• Floating 10-step divider, wide voltage reference range

Reliable and versatile for various display applications.

• 4-Bit Magnitude Comparator for digital applications.
• Cascadable Design for comparing larger bit values.
• High-Speed Operation with LS (Low Power Schottky) technology.
• TTL Compatible with standard logic circuits.

The TDA2003 10W HiFi Audio Amplifier IC is a low-frequency class AB amplifier, ideal for high-quality audio amplification. Key features include:

• Class AB amplifier most suited for audio amplification
• Output power up to 20W
• Operating Voltage: 8V to 18V
• Maximum output power: 12W (at 1.6Ω RL)
• Voltage Gain: 80dB
• Supply Voltage rejection: 36dB
• Short circuit and thermal protection
• Breadboard friendly
• 5-pin TO220 package

• 2K Memory, 256 x 8 bits
• Two-Wire Serial Interface
• Write Protect Pin for Hardware Data Protection

• 4 independent XOR gates in one IC
• Low power consumption with a quiescent current of 2 µA
• Wide operating voltage range (2V ~ 6V)
• High-speed switching with a propagation delay of 20ns at 6V

STK4231 II 2-Channel 100W Min AF Power Amplifier delivers high-performance audio for your sound system. With 100 watts per channel, it's perfect for home audio systems and car audio setups, offering excellent sound quality.

• 2-Channel 100W Min AF Power Amplifier
• High-quality audio output
• Built-in muting circuit to reduce pop noise
• Requires dual power supply
• Compact design

Enhance your audio experience with this powerful amplifier.

The STK4191 II 2-Channel 50W AF Power Amplifier, made in Korea, delivers high-quality audio amplification for home and professional use. With a robust build and superior performance, it ensures clear and powerful sound.