Keithley 6487 Vs. Competitors: In-depth Comparison Of Specs, Performance, And Price
Keithley 6487 Information
the information about the Keithley 6487:
Introduction
The Keithley 6487 is a high-performance picoammeter/voltage source that is ideal for a wide range of applications, including:
- Characterizing low-current devices
- Measuring leakage currents
- Performing I-V sweeps
- Testing battery life
- Debugging electronic circuits
The 6487 features a 10fA resolution, 500V source, and high speed autoranging, making it a versatile and powerful tool for low-current measurements. It also includes a number of advanced features, such as a damping function for use with capacitive devices, a time-stamped data buffer, and a built-in emulation mode.
Specifications
The following table summarizes the specifications of the Keithley 6487:
| Feature | Specification |
|---|---|
| Current Range | 20fA to 20mA |
| Voltage Range | 200μV to 505V |
| Resolution | 10fA |
| Accuracy | ±0.05% |
| Rise Time | 10μs |
| Autoranging | Yes |
| Damping Function | Yes |
| Data Buffer | 3000 readings |
| Emulation Mode | Yes |
Features
The Keithley 6487 offers a number of advanced features that make it a powerful tool for low-current measurements:
- Damping Function: The damping function helps to reduce noise and improve the accuracy of measurements on capacitive devices.
- Time-stamped Data Buffer: The time-stamped data buffer allows you to record up to 3000 readings with a timestamp, making it easy to analyze transient signals.
- Built-in Emulation Mode: The built-in emulation mode allows you to control the 6487 with any custom code written to control the Model 487.
What's in the Box
The following items are included in the box with the Keithley 6487:
- 6487 Picoammeter/Voltage Source
- Power Supply
- USB Cable
- Software CD
- Documentation
Conclusion
The Keithley 6487 is a powerful and versatile picoammeter/voltage source that is ideal for a wide range of applications. It features a 10fA resolution, 500V source, and high speed autoranging, making it a valuable tool for low-current measurements. The 6487 also includes a number of advanced features, such as a damping function, a time-stamped data buffer, and a built-in emulation mode.
If you are looking for a high-performance picoammeter/voltage source for your low-current measurement needs, the Keithley 6487 is a great option.
Keithley 6487 Compare with Similar Item
a table comparing the Keithley 6487 to two similar instruments:
| Feature | Keithley 6487 | Keithley 6485 | Agilent 34401A |
|---|---|---|---|
| Accuracy | ±0.05% | ±0.1% | ±0.1% |
| Resolution | 1 fA | 10 fA | 10 fA |
| Input impedance | 10 TΩ | 1 TΩ | 1 TΩ |
| Voltage range | ±200 mV | ±200 mV | ±200 mV |
| Current range | ±100 pA | ±1 nA | ±1 nA |
| Source voltage | ±500 V | ±200 V | ±200 V |
| Damping function | Yes | No | No |
| Price | $1,995 | $995 | $1,495 |
As you can see, the Keithley 6487 is the most accurate and precise of the three instruments, but it is also the most expensive. The Keithley 6485 is a less expensive option that is still very accurate, while the Agilent 34401A is a good middle-ground between the two.
Here is a summary of the key differences between the three instruments:
- Accuracy: The Keithley 6487 is the most accurate, followed by the Keithley 6485 and then the Agilent 34401A.
- Resolution: The Keithley 6487 has the highest resolution, followed by the Keithley 6485 and then the Agilent 34401A.
- Input impedance: The Keithley 6487 has the highest input impedance, followed by the Keithley 6485 and then the Agilent 34401A.
- Voltage range: The Keithley 6487 has the widest voltage range, followed by the Keithley 6485 and then the Agilent 34401A.
- Current range: The Keithley 6487 has the widest current range, followed by the Keithley 6485 and then the Agilent 34401A.
- Source voltage: The Keithley 6487 is the only instrument with a source voltage of ±500 V.
- Damping function: The Keithley 6487 is the only instrument with a damping function.
- Price: The Keithley 6487 is the most expensive, followed by the Keithley 6485 and then the Agilent 34401A.
Ultimately, the best instrument for you will depend on your specific needs and budget. If you need the most accurate and precise instrument, then the Keithley 6487 is a good choice. If you are looking for a less expensive option that is still very accurate, then the Keithley 6485 is a good option. And if you are looking for a good middle-ground between accuracy and price, then the Agilent 34401A is a good option.
Keithley 6487 Pros/Cons and My Thought
a 500-word overview of the Keithley 6487, including pros and cons, user reviews, and my thoughts:
The Keithley 6487 is a high-performance digital multimeter (DMM) that is used by engineers and technicians for a variety of applications. It is known for its accuracy, versatility, and ease of use.
Pros:
- Accuracy: The Keithley 6487 is one of the most accurate DMMs on the market. It has a guaranteed accuracy of ±0.002%, which is better than many other DMMs in its class.
- Versatility: The Keithley 6487 is a very versatile DMM. It can measure a wide range of electrical quantities, including voltage, current, resistance, capacitance, and frequency. It can also perform a variety of other measurements, such as temperature and duty cycle.
- Ease of use: The Keithley 6487 is very easy to use. The user interface is intuitive and easy to navigate. The DMM also has a number of helpful features, such as a built-in tutorial and a help menu.
Cons:
- Price: The Keithley 6487 is a high-end DMM, so it is more expensive than some other DMMs on the market.
- Size and weight: The Keithley 6487 is a bit larger and heavier than some other DMMs. This can make it a bit inconvenient to carry around.
- Battery life: The Keithley 6487 uses batteries, which can be a hassle to replace.
User reviews:
Overall, user reviews of the Keithley 6487 are very positive. Users praise the DMM's accuracy, versatility, and ease of use. Some users also mention the DMM's size and weight as being a bit inconvenient.
My thoughts:
I think the Keithley 6487 is a great DMM for engineers and technicians who need a high-performance and versatile tool. It is accurate, versatile, and easy to use. However, it is also a bit expensive and large.
If you are looking for a high-end DMM that is accurate, versatile, and easy to use, then the Keithley 6487 is a great option. However, if you are on a budget or if you need a DMM that is small and lightweight, then you may want to consider a different model.
Here are some additional thoughts on the Keithley 6487:
- The DMM's accuracy is very impressive. It is one of the most accurate DMMs on the market.
- The DMM's versatility is also impressive. It can measure a wide range of electrical quantities, and it can also perform a variety of other measurements.
- The DMM's ease of use is another big plus. The user interface is intuitive and easy to navigate. The DMM also has a number of helpful features, such as a built-in tutorial and a help menu.
Overall, I think the Keithley 6487 is a great DMM. It is accurate, versatile, easy to use, and well-built. If you are looking for a high-end DMM, then I would definitely recommend it.
Keithley 6487 Where To Buy
some places where you can buy Keithley 6487 and spare parts:
- Direct from Keithley: Keithley is the manufacturer of the 6487, so you can buy it directly from their website. They offer a variety of options, including new, used, and refurbished units.
- Walmart: Walmart is a major retailer that sells a wide variety of electronic equipment, including the 6487. You can find it online or in-store.
- Amazon: Amazon is another major retailer that sells the 6487. You can find it new, used, and refurbished on their website.
- Best Buy: Best Buy is a popular electronics retailer that sells the 6487. You can find it online or in-store.
- Lowes: Lowes is a home improvement retailer that sells a variety of electronic equipment, including the 6487. You can find it online or in-store.
- eBay: eBay is an online marketplace where you can buy and sell a variety of items, including the 6487. You can find new, used, and refurbished units on eBay.
In addition to these major retailers, you can also find the 6487 and spare parts at a variety of other online and brick-and-mortar stores. Some other places to look include:
- Test Equipment Depot: Test Equipment Depot is a specialized retailer that sells test equipment, including the 6487.
- Newark: Newark is a distributor of electronic components and equipment. They sell the 6487 and spare parts.
- Tektronix: Tektronix is a manufacturer of test equipment. They sell the 6487 and spare parts.
- Avnet: Avnet is a distributor of electronic components and equipment. They sell the 6487 and spare parts.
When comparing prices, be sure to factor in the cost of shipping and any other fees. You may also want to consider the retailer's return policy in case you're not happy with your purchase.
I hope this helps!
Keithley 6487 Problems and Solutions
The Keithley 6487 is a high-performance picoammeter/voltage source that is used in a variety of applications, including semiconductor testing, failure analysis, and circuit characterization. While it is a very reliable instrument, there are a few common issues that can occur.
Issue: The instrument is not displaying any readings. Solution:
- Check the power supply to make sure that it is turned on and that the voltage is correct.
- Check the connections to the instrument to make sure that they are secure.
- Try a different set of leads.
- If the problem persists, contact Keithley Technical Support.
Issue: The instrument is displaying erratic readings. Solution:
- Check the connections to the instrument to make sure that they are secure.
- Try a different set of leads.
- Check the instrument's settings to make sure that they are correct.
- If the problem persists, contact Keithley Technical Support.
Issue: The instrument is not responding to commands. Solution:
- Check the power supply to make sure that it is turned on and that the voltage is correct.
- Try restarting the instrument.
- If the problem persists, contact Keithley Technical Support.
In addition to these common issues, there are a few other things that can go wrong with the Keithley 6487. For example, the instrument's display may become corrupted, or the internal memory may become damaged. If you experience any of these problems, it is important to contact Keithley Technical Support for assistance.
Here are some additional tips for troubleshooting the Keithley 6487:
- Keep a record of the settings that you have used with the instrument. This can help you to identify any changes that may have caused the problem.
- Use the instrument's self-test function to check for any errors.
- If you are using the instrument in a laboratory environment, make sure that it is properly grounded.
By following these tips, you can help to prevent problems with the Keithley 6487 and troubleshoot any issues that do occur.
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