About Us

Established in 2005 in New York by industry executives with over 30 years’ experience in Sales, Program Management and RF Engineering and Development, Passive Plus strives to be the best RF/Microwave component company in the industry.

Passive Plus is a manufacturer of high-performance RF/Microwave passive components specializing in High-Q, Low ESR/ESL Capacitors, Broadband Capacitors, Single Layer Capacitors, Non-Magnetic Resistors (High Power and Thin Film) and Trimmer Capacitors for the Medical, Semiconductor, Military, Broadcast, and Telecommunications Industries.

High-Q/Low ESR Capacitors

Multiple case sizes, dielectrics and various terminations include ROHS compliant and Non-Magnetic finishes. Data sheets and S-Parameters are available.

Broadband Capacitors

01005BB, 0201BB, 0402BB, 0603BB and 0805BB – available in either Tin or Gold. For Optoelectronics / high-speed data, ROSA/TOSA (Transmit / Receive optical subassemblies), SONETS (Synchronous Optical Networks), Broadband test equipment, Broadband microwave and millimeter wave amplifiers and oscillators. Data sheets and S-Parameters are available.

Trimmer Capacitors

HI-Q Air Tubular, Sapphire and Air Plate Trimmer Capacitors. With over hundreds of standard Trimmers available, PPI will work with engineers who need a custom part built to their specifications. All products are RoHS compliant and available in Non-Magnetic Terminations.

Resistor Products

High Power and Thin Film. Suited for reflow and flow solder; low assembly cost; suited for automatic SMT equipment; Superior mechanical and frequency characteristics. All products are RoHS compliant and available in Non-Magnetic Terminations.

Single Layer Capacitors

High quality Single Layer Capacitors according to the engineer’s specifications. PPI will develop an SLC that meets the engineer’s requirements.

Commercial High Voltage Capacitors

High Voltage capacitors with extended values & voltage ranges.

High-Q/Low ESR Design Kits

With over 40 kits available in stock, in 0201, 0402, 0505, 0603, 0805 and 1111 case sizes.

Passive Plus offers inventory programs for our customers, which allocates inventory and guarantee that parts are on the shelf and available to be shipped on demand.

The Passive Plus Engineering Staff, equipped with a State-of-the-Art RF Laboratory, is always available to support your technical and design needs, review and discuss technical data and circuit models, and make product recommendations.


Modelithics Vendor Partner

As a Modelithics Vendor Partner, Passive Plus offers a FREE 90-day trial of modeling data at their website.

Passive Plus is known for their outstanding Customer Service, high quality product line, competitive pricing, and quick delivery times. While other companies are pushing out their lead-times for product delivery, we are committed to delivering our quality components as quickly as possible.

Passive Plus is ISO 9001:2015 certified.

Capacitor Application Program

A simulation/selection web-based software tool, for engineering ease of use and critical decision making.