CD4541 Oscillator/Programmable Timer

The CD4541 is a versatile oscillator and programmable timer IC, featuring low symmetrical output resistance and a built-in low-power RC oscillator. Key features include:

• Low symmetrical output resistance: 100Ω (typ.) at VDD = 15V
• Built-in low-power RC oscillator
• Oscillator frequency range: DC to 100kHz
• External clock input for flexible timing
• Functions as 2N frequency divider or single-transition timer
• Q/Q\ select for output logic level flexibility
• Auto or master reset for reduced power dissipation
• Operates with very slow clock rise and fall times
• Capable of driving multiple TTL, Schottky, and HTL loads
• Symmetrical output characteristics

ULN2803 High-Voltage High-Current Darlington Array

The ULN2803 IC is a high-voltage, high-current Darlington transistor array that enables interfacing TTL signals with higher voltage/current loads. This 18-pin IC includes eight transistors, making it perfect for switching higher level signals. Key features include:

• High-voltage/high-current Darlington array
• TTL, CMOS, PMOS, NMOS compatibility
• 18-pin IC configuration
• 8 driving channels, each with 600mA peak current capacity
• Suppression diodes for back EMF protection

• Output Voltage: 1.8V
• Output Current: 1A
• Operates with a dropout voltage as low as 1V
• Line Regulation: 0.2% Max

The LM324 is a versatile quad operational amplifier consisting of four independent, high-gain, internally frequency-compensated op-amps. These op-amps are designed to operate from a single power supply over a wide range of voltages, making them suitable for various applications. They can also operate from split power supplies, and the low power supply current drain is independent of the magnitude of the power supply voltage.

The 3843 Pulse-Width Modulator is a highly efficient regulator, ideal for precise power management. Suitable for operating temperatures ranging from 0 to +70°C, this modulator ensures optimal performance in various switching regulator applications.

• Model: 3843
• Category: Power Management > Regulators > Switching Regulators
• Temperature Range: 0 to +70°C

Gold-Plated 40-Pin Universal ZIF Socket DIP IC - 2.54mm

This high-quality gold-plated 40-pin Universal ZIF (Zero Insertion Force) socket is designed for 40-pin MCU DIP ICs with a 2.54mm pitch. Ideal for various electronic projects, it ensures reliable connections and durability. Made in China, this socket is suitable for both professional and hobbyist use.

Key Features:

• High-quality gold-plated pins for better conductivity
• 40-pin Universal ZIF socket
• Compatible with 40-pin MCU DIP ICs
• Pin pitch: 2.54mm
• Durable construction

• Logic Type: Decade Counter
• Direction: Up
• Number of Elements: 1
• Number of Bits per Element: 4

The IC Base 14-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 18.5mm (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: 14
• Pin Pitch: 2.54mm
• Pin Length: 4mm
• Dimensions: 18.5mm (L) x 10mm (W) x 5mm (H)

The Vishay / Dale WSL3637R0100FEA Power Metal Strip Resistor is designed for high-power applications, offering robust performance and reliability. Key features include:

• Resistance: 0.01 Ohms
• Power Rating: 3 W
• Tolerance: 1%
• Temperature Coefficient: 50 PPM / C
• Operating Temperature Range: -65°C to +170°C
• 4-terminal termination style
• RoHS Compliant

• Adjustable 3-terminal positive voltage regulator
• Output voltage range: 1.25V to 33V
• Maximum output current: 3A
• Maximum input-output voltage difference: 35V (recommended 15V)

• Contains a divide-by-two section and a divide-by-eight section
• Sections can be combined to form BCD, modulo-12, or modulo-16 counters
• Low power dissipation
• Operating temperature up to 70°C

Key Features:

• LA4597 IC Audio Power Amplifier by Sanyo™.
• 2-Channel AF Power Amplifier.
• Equivalent to SONY 5-875-230-39, NTE7204.
• New Condition.
• ZIP-13 package.

• Low Voltage Operation: Supports 2.7V to 5.5V (Standard Voltage) and 1.8V to 3.6V (Low Voltage)
• Memory Size: 256K bits, organized as 16,384 x 8 or 32,768 x 8
• Data Transfer: Two-wire serial interface for easy integration

• Noise Suppression: Schmitt Trigger, filtered inputs to reduce noise

Product Overview: The Gravity Analog TDS Sensor Module SEN0244 is designed to measure the Total Dissolved Solids (TDS) in water, providing reliable data on water quality, solubility, and conductivity.

Key Features:

• Input Voltage: 3.3~5.5V
• Output Signal: 0~2.3V
• Working Current: 3~6mA
• TDS Measurement Range: 0~1000ppm
• TDS Measurement Accuracy: +/- 10% F.S. at 25°C
• Module Interface: PH2.0-3P
• Electrode Interface: XH2.54-2P
• Probe Number: 2
• Overall Length: 83cm
• Connection Interface: XH2.54-2P
• Color: Black
• Material: Plastic
• Size: 4.3x3.3cm

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.

• High-Speed Performance: Propagation delay of approximately 20 ns.
• Multiple Input Channels: Eight data inputs with a single tri-state output.
• Versatile Package Types: Available in DIP/SOP, accommodating different project needs.
• Wide Operating Range: Operates within a 4.75V to 5.25V supply voltage.