JOHNSON 154-30-1 Air Capacitor 10-1000PF

( Brand: Johnson ), ( Manufacturer Part Number: 154-30-1 ), ( Part Type: Air Capacitor )

Review JOHNSON Air Variable Capacitor

The Johnson 154-30-1 is a high-performance air capacitor designed for various electronic applications where a large capacitance value and low equivalent series resistance (ESR) are essential. This particular model offers a capacitance range of 10 picofarads to 1000 picofarads (pF).

This air capacitor is constructed with a durable and reliable design. It features a metalized polypropylene film as the capacitor element, which ensures excellent stability and consistency over a wide temperature range. The capacitor is housed in a sturdy metal enclosure, providing protection against electrical and mechanical stresses.

One of the most notable features of the Johnson 154-30-1 is its low ESR value. A low ESR means that the capacitor can effectively deliver and receive current without significant energy loss, making it ideal for applications requiring rapid charge and discharge cycles. This makes it an excellent choice for applications such as radio frequency (RF) decoupling, power factor correction, and voltage stabilization.

The capacitor's air dielectric provides an additional advantage. Air is an excellent insulator with a low dielectric constant, which results in minimal capacitance loss and high electrical efficiency. This makes the Johnson 154-30-1 a reliable and efficient solution for high-frequency applications.

The Johnson 154-30-1 air capacitor also features a wide operating temperature range, from -40 C to 85 C. This makes it suitable for use in various environments, including industrial and automotive applications.

Overall, the Johnson 154-30-1 air capacitor is a versatile and high-performance component that offers excellent stability, low ESR, and high electrical efficiency. Its rugged design and wide operating temperature range make it a reliable choice for a range of electronic applications, particularly those requiring rapid charge and discharge cycles and high-frequency performance.

The Johnson 154-30-1 is a 10 to 1000 pF air capacitor, which is commonly used in various electronic applications due to its high voltage handling capability and large capacitance range. Here are some pros and cons of buying this specific capacitor:

1. High Voltage Handling: With a maximum voltage rating of 1000V, this capacitor can handle high voltage levels, making it suitable for use in high voltage circuits.

2. Large Capacitance Range: The 10 to 1000 pF capacitance range provides flexibility in designing circuits with varying capacitance requirements.

3. Low ESR (Equivalent Series Resistance): Low ESR means that the capacitor has a low resistance, which results in minimal power loss and improved circuit performance.

4. RoHS Compliant: The Johnson 154-30-1 is RoHS compliant, making it an environmentally friendly option for electronic projects.

1. Size and Weight: Due to its large capacitance range and high voltage handling capability, this capacitor is relatively large and heavy compared to smaller capacitors with lower capacitance values.

2. Cost: The Johnson 154-30-1 is more expensive than smaller capacitors with lower capacitance values due to its larger size, higher voltage handling capability, and larger production cost.

3. Longer Lead Length: The longer leads on this capacitor can add inductance to the circuit, which can negatively affect circuit performance.

In conclusion, the Johnson 154-30-1 air capacitor is a versatile component that offers high voltage handling, a large capacitance range, and low ESR. However, its larger size, higher cost, and longer leads can be drawbacks for some applications.

If you are designing a circuit that requires a large capacitance range and high voltage handling capability, the Johnson 154-30-1 could be a good option for you, despite its larger size and higher cost. However, if you have lower capacitance requirements and don't need the high voltage handling capability, you may be able to find smaller and less expensive capacitors that meet your needs. Ultimately, the decision to purchase this capacitor depends on the specific requirements of your electronic project.

Details:

One has a cut shaft so its about 1/2 shorter than the other. Unless you specify I will send whichever. Sale is for 1 piece.

part #: 154301 prices

• $29.75-$128.00

specifications vintacapacitor:

• brand: Johnson
• mpn: 154-30-1
• part type: Air Capacitor

offer vintacapacitor:

• quantity: 2
• options: Ship-to-home
• sold: 0
• started: July 13, 2025
• availability: In Stock

general vintacapacitor:

• Vintage Audio Video > Vintage Parts Accessories > Vintage Capacitors
• condition: Used

shipping vintacapacitor:

• type: Calculated
• class: Standard
• service: USPS Ground Advantage
• cost: $13.20
• transit: 4-9 Days
• carrier: USPS

seller vintacapacitor:

• rating: 100.0%
• city: Louisville, Kentucky
• # reviews: 3904

payments vintacapacitor:

• credit card: Diners-club
• wallet: Paypal
• other

returns vintacapacitor:

• policy: No Returns

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