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Transformers
25:25:25-Transformer
The EEL 22 25:25:25 transformer is a key component used in welding machines to regulate and distribute power effectively across three phases. It plays a vital role in ensuring stable and reliable power supply for welding operations, contributing to the efficiency and performance of the welding equipment.
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Transformers
21:4 -Transformer
A 21:4 transformer in welding machines steps down input voltage to a lower output voltage suitable for welding operations, facilitating efficient metal joining processes.
Features
- Low magnetic leakage, low loss
- Small distributed capacity
- Fine tuning inductance
Applications
- VCRs, Copy machines, Audio equipment, Game machines
- TV sets, Microcomputer equipment, Printers, Terminals
- Communications control equipment
- Switching power supply, Chargers, Alarm systems
- UPS, VCD/DVD players, Audio and visual equipment
- OA machines, Inverters, Chargers, Alarm systems
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Transformers
200:6 -Transformer
The 200:6 transformer in welding machines steps down high voltage (200V) to a lower voltage (6V) for welding. It’s a crucial component for ensuring safe and effective welding operations.
Features
- Low magnetic leakage, low loss
- Small distributed capacity
- Fine tuning inductance
Applications
- VCRs, Copy machines, Audio equipment, Game machines
- TV sets, Microcomputer equipment, Printers, Terminals
- Communications control equipment
- Switching power supply, Chargers, Alarm systems
- UPS, VCD/DVD players, Audio and visual equipment
- OA machines, Inverters, Chargers, Alarm systems
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DC Cooling Fans
4.5 inch-DC Fan
These fans are versatile solutions for air cooling in various industries. Designed to industry standards, they ensure compatibility with different control panel systems. With a sleek design, they not only meet cooling needs but also enhance the aesthetics of electrical panels. Featuring a slim profile, quick mounting, high performance, and optimized grill design, they minimize noise while maximizing airflow.
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AC Cooling Fans
4.5 inch-220 Volt
AC fans use a sinusoidal voltage that alternates between positive and negative, varying globally in size and frequency. Brushless DC cooling fans, operating at 220/240V with dimensions of 90x90x25mm, improve cooling for electrical devices, extending their life and boosting performance. These fans are durable, withstand high temperatures, and are cost-effective. Easy to install, they remove hot air from enclosures and increase airflow, enhancing system longevity and efficiency.
Applications
- Suitable for Ender Series printer
- Computer Case
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Bridge Rectifiers
S50VB100
The S50VB100 is a commonly used 4-pin relay in electronic circuits for switching purposes, featuring a single pole, double throw (SPDT) configuration. It’s utilized in applications requiring control over a single circuit with two signals or switching between different loads. The designation “S50VB100” indicates specific relay characteristics such as coil voltage and contact rating. These relays find extensive use in automotive, industrial, and home appliance systems for efficient circuit control.
Features
- Rated up to 1000V PRV
- High efficiency
- Glass passivated chip junction
- Electrically isolated metal case for maximum heat dissipation
- Plastic material with UL flammability classification 94V-0
Datasheet
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SMD IC
L7815-3Pin
Features
• No External Components Required
• Internal Thermal Overload Protection
• Internal Short Circuit Current Limiting
• Output Transistor Safe−Area Compensation
• 78M15 High Accuracy (±2%) Available for 5.0 V, 8.0 V, 12 V and 15 V
• These are Pb−Free Devices
Datasheet
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SMD IC
L7812-3Pin
The L78 series offers versatile three-terminal positive regulators in various packages and fixed output voltages, suitable for diverse applications. These regulators enable on-card regulation, addressing distribution challenges. They feature internal current limiting, thermal shut-down, and safe area protection, ensuring robust performance. With proper heat sinking, they support over 1 A output current. While primarily fixed voltage regulators, they can also accommodate external components for adjustable voltage and currents.
Features
• Output current up to 1.5 A
• Output voltages of 5; 6; 8; 8.5; 9; 12; 15; 18; 24 V
• Thermal overload protection
• Short circuit protection
• Output transition SOA protection
• 2 % output voltage tolerance (A version)
• Guaranteed in extended temperature range (A version)Datasheet
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SMD IC
L7805-3Pin
The 7805 is a three-terminal linear voltage regulator IC that outputs a stable +5V across various input voltages. Renowned for its versatility, it’s a popular choice in many projects. Its name “7805” indicates its role as a positive voltage regulator, delivering a consistent 5V output. This makes the 7805 a reliable source of +5V voltage.
Features
• Output Current up to 0.5A
• Output Voltages of 5, 6, 8, 12, 15, 18, 24V
• Thermal Overload Protection
• Short Circuit Protection
• Output Transistor Safe Operating Area (SOA)Protection
Datasheet
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SMD IC
UC 3843
The UC3842/UC3843/UC3844/UC3845 are fixed-frequency current-mode PWM controllers designed for Off-Line and DC to DC converter applications with minimal external components. They feature a trimmed oscillator for precise duty cycle control, a temperature-compensated reference, high-gain error amplifier, current sensing comparator, and a high-current totem-pole output for driving a Power MOSFET.
UC3842 and UC3844 have UVLO thresholds of 16V (on) and 10V (off), while UC3843 and UC3845 are 8.5V (on) and 7.9V (off). UC3842 and UC3843 can operate within a 100% duty cycle, while UC3844 and UC3845 operate with a 50% duty cycle.
Features
• Low Start up Current
• Maximum Duty Clamp
• UVLO With Hysteresis
• Operating Frequency up to 500KHzDatasheet
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SMD IC
UC 3842
The UCx84x series of control integrated circuits offers a comprehensive solution for implementing off-line or DC-to-DC fixed-frequency current-mode control schemes with minimal external components. Featuring internal circuits such as undervoltage lockout, precision reference, and PWM comparator, along with customizable options for package, temperature range, and hysteresis, these devices provide versatility and reliability for a wide range of power management applications.
Features
• Optimized for off-line and DC-to-DC converters
• Low start-up current (< 1 mA)
• Automatic feedforward compensation
• Pulse-by-pulse current limiting
• Enhanced load-response characteristics
• Undervoltage lockout with hysteresis
• Double-pulse suppression
• High-current totem-pole output
• Internally trimmed bandgap reference
• Up to 500-kHz operation
• Error amplifier with low output resistanceApplications
- Switching regulators of any polarity
- Transformer-coupled DC-DC converters
Datasheet
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SMD IC
CA 3140
The CA3140A and CA3140 are integrated circuit operational amplifiers combining high voltage PMOS and bipolar transistors on a single chip. These BiMOS amplifiers feature gate-protected PMOS transistors in the input circuit, ensuring high input impedance, low input current, and fast performance. They operate within a 4V to 36V supply voltage range for single and dual supply setups. Internally phase-compensated, they provide stable unity gain follower operation and offer access terminals for additional frequency roll-off with external capacitors. With PMOS transistors in the input stage, they support common mode input voltage down to 0.5V below the negative supply terminal, ideal for single supply applications. The output stage includes built-in protection against load terminal short-circuiting. Rated for operation up to ±18V, they serve various high-voltage applications efficiently.
Features
- MOSFET Input Stage
- Very High Input Impedance (ZIN): 1.5TΩ (Typ)
- Very Low Input Current (Il): 10pA (Typ) at ±15V
- Wide Common Mode Input Voltage Range (VlCR): Can be Swung 0.5V Below Negative Supply Voltage Rail
- Output Swing Complements Input Common Mode Range
- Directly Replaces Industry Type 741 in Most Applications
- Pb-Free Plus Anneal Available (RoHS Compliant)
Applications
• Ground-Referenced Single Supply Amplifiers in Automobile and Portable Instrumentation
• Sample and Hold Amplifiers
• Long Duration Timers/Multivibrators(microseconds-Minutes-Hours)
• Photocurrent Instrumentation
• Peak Detectors
• Active Filters
• Comparators
• Interface in 5V TTL Systems and Other Low Supply Voltage Systems
• All Standard Operational Amplifier Applications
• Function Generators
• Tone Controls
• Power Supplies
• Portable Instruments
• Intrusion Alarm SystemsDatasheet
SKU: n/a - MOSFET Input Stage
