Packaging
We offer the highest quality, most economicallypriced static shield packaging available. With 40% light transparency, itallows for easy identification of IC's (integrated circuits) and PCB's (printedcircuit boards). The extremely durable buried metal contruction gives FaradayCage performance needed to effectively shield these componenets against staticcharge.
All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.
Global Shipment by DHL/FedEx/TNT/UPS
Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
| Shipment charges: |
(Reference DHL and FedEX) |
| Weight(KG): 0.00kg-1.00kg |
Price(USD$) : USD$60.00 |
| Weight(KG): 1.00kg-2.00kg |
Price(USD$) : USD$80.00 |
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.
- Other Shipment Way: SF Express for Asia; Chang-woo special air line for Korea, Aramexfor Middle East countries. Others more shipping way, please contact us.
We also can send the goods to your forwarder or your othersupplier, so that you can send the goods together. It may will save shipmentcharges for you, or may will more convenient for you.
- Shipping Details: Shippinginformation, We need shipping information including Receiver Company Name(Or personal), Receiver Name, Contact Number, Address and Zip Code. Please make sure these information to us, so that we can arrange the shipment faster.
- Delivery time: Deliverytime will need 2-5days to most of country all over the world for DHL/UPS/FEDEX/TNT.
SM-42TW502 Product Details:
Title: SM-42TW502 Trimmer Potentiometers: Versatile Devices for Precise Resistance Adjustments
In this article, we will explore the main features and application scenarios of the SM-42TW502 Trimmer Potentiometers, a high-quality, variable resistor that offers precise resistance adjustments for a wide range of electronic devices.
Product Model and Main Features:
The SM-42TW502 is a variable resistor with a potentiometer design, featuring a trimmer type, 5K ohm resistance, and 0.25W power rating with J lead top. It is suitable for use in a variety of applications, including audio and video equipment, instrumentation, telecommunication equipment, computers, and more.
Performance Parameters:
The SM-42TW502 has a voltage rating of 200V, a temperature coefficient of ±100ppm/°C, and an operating temperature range of -55°C to +125°C. With high accuracy and efficiency, this flexible device enables users to adjust the resistance with great precision and control.
Application Scenarios and Usage:
The SM-42TW502 Trimmer Potentiometers can be used for a range of applications, including electronic devices, telecommunication, computing, instrumentation, and more. It is ideal for applications that require precise and variable resistance, such as volume and tone controls, signal conditioning, feedback circuits, and bias adjustments.
Types of Integrated Circuits:
Potentiometers like the SM-42TW502 Trimmer Potentiometers are a type of analog integrated circuit that offer precise and variable resistance control. Other categories of integrated circuits include digital, mixed signal, and RF. While each type serves a different purpose and offers distinct advantages, analog circuits like the SM-42TW502 are essential for many applications requiring precision and control.
Complex Manufacturing Processes:
The SM-42TW502 Trimmer Potentiometers undergo a complex manufacturing process, including chip design, cutting, cleaning, laser processing, back grinding, doping, exposure, and vapor deposition. After these steps, the integrated circuit is subjected to etching and encapsulation before undergoing packaging and testing to ensure top-quality components.
In conclusion, the SM-42TW502 Trimmer Potentiometers are high-quality, variable resistors that offer precise resistance adjustments for a wide range of electronic devices. Whether you're looking to adjust the volume on your audio equipment or bias adjustments in your signal conditioning system, this device can help you achieve the level of precision you need. Use it confidently knowing that it has gone through a complex manufacturing process and testing to ensure high-quality components.