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Learn essential skills to solder CHR0603 1% 220kOhm resistors: from SMD handling to heat control, tools, and troubleshooting. SA advice and local stocking info.
Master SMD techniques for small 0603 resistors and achieve professional finishes.
What you need: fine tips, flux, tweezers, and suitable temperature profiles.
Tips on sourcing, common mistakes, and practical troubleshooting for local projects.
CHR0603 1% 220kOhm resistors are precision SMD (Surface Mount Device) components commonly used for signal conditioning, pull-up/down arrangements, and voltage division in both industrial and educational electronics projects. Their 0603 package (1.6mm x 0.8mm) offers a compact footprint while maintaining tight tolerance (1%), making them a preferred choice for space-constrained PCBs. However, precision placement and careful soldering are crucial for reliable operation and durability.
| Feature | Spec | Notes |
|---|---|---|
| Resistance | 220kOhm (R220k) | Optimal for voltage dividers, biasing, and pull-ups |
| Tolerance | 1% | Consistent value, minimal drift |
| Package | 0603 (Metric: 1608) | 1.6mm x 0.8mm |
| Power Rating | 0.1W - 0.125W (typical) | Check datasheet for exact value |
| Brand Examples | TE Connectivity, Yageo, Royal Ohm | Sourced locally via Communica |
Locally in South Africa, these accessories, along with CHR0603 resistor reels and cut tapes, are available at Communica's main branches and online store. Many educational kits and industrial customers standardize the 0603 format for easy panelization and rework.
After soldering, clean flux residues (if non-no-clean) with isopropyl alcohol. Verify resistance with a calibrated multimeter-expect a value around 220kOhm. When building for education or industry, always document batch numbers/brands for future maintenance and possible matching.
When using a 220kOhm 1% resistor in a 24V logic divider:
| Parameter | Calculation/Result |
|---|---|
| Current (I) | I = V/R = 24V / 220,000Ohm = 0.000109A = 109uA |
| Power Dissipated (P) | P = V x I = 24V x 0.000109A = 2.6mW (well within the 0603 power rating in a typical South African climate) |
Communica stocks a broad range of CHR0603 1% resistors, including 220kOhm value. Brands like Yageo and Royal Ohm are popular in local education and industry. For multiple quantities or kits, enquire about reel/tape packaging. Always confirm part availability for urgent projects, and utilize branch collection or account-based purchasing for VAT invoices and reliable supply chains.
Free shipping for orders over ZAR 1,000.00.
Get a full refund if you had the product for less than 7 days.
Nationwide delivery within 2 - 4 working days.
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He's polite, good with people and made me feel free to talk.. all in all he's helpful
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Sydney and Nicole were absolutely fantastic and helped me with my purchases. Thank you.
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They have mostly any electronic tool and components that you may require - Thanks to Nicole for helping me.
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One of the cashier services rendered to me was here at communica by the lady named Nicole and her manager dolly they were both willing to go above and...
The service was excellent, Nicole and Rehaan were very helpful and professional in their work.
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Great service, Rehaan and Layla were spectacular with assistance. 10/10 Would definitely recommend.
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Mohamed Sharief is a great asset to Communica. He provides a 5 star service and good product knowledge. Keep up the good work.
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Quick quality customer service.
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Verified customerNicolene
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After being supplied the incorrect track for my garage motor, despite me asking twice if it was the correct track, I had to return to the store to exc...
They have most every electronics component you might need. Staff are knowledgeable and friendly. I was looking for a bespoke miniature item for a lapt...
Great service as always from Nicole and Sydney especially Mpho at the sales desk
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I visit Communica once in a blue moon. Always wish i have more time to look at everything. Good & friendly service. Nothing wrong with a queuing syste...
Currently have only purchased items from their on-line store. Received what I ordered plus quick delivery. No complaints to date.
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I needed a heat-sensitive diode as one of my Philips appliances had had a failure. Philips wants you to throw the entire thing away, but I tried look...
I got the most pleasant service from Sydney and Windie
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Wide range of electronic components. Very likely to find what you are looking for. Arthur was very helpful. Don't bother trying to call for informatio...
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Verified customerFor Sonoff ewelink WiFi switch.
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Verified customerGet electronic kits
Verified customerWide range of components
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Verified customerWaiting time can be annoing.
Verified customerCommunica supplies semiconductors and electronic components to industries such as automotive, electrical, automation, mining, and education.
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