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Mini-Circuits: RF & Microwave Products for Quantum Computing

From control electronics to cryostats, we enable scalable quantum hardware.

Mini-Circuits is a trusted RF and microwave partner in quantum computing research and development, supporting customers across the entire quantum hardware stack. Working with teams dedicated to superconductivity, ion traps, and other qubit schemes, we can offer the following product line:

■ Lineup
• Signal generator
・Room temperature electronic equipment
Cryogenic cables
• Attenuator
Filter
·coupler
Low-loss interconnects within the cryostat

■ Strengths offered by Mini-Circuits
・Phase stability
Low noise
• High isolation
・Temperature resistance

Engineering collaboration for application-specific solutions

Customization is essential for quantum systems, and Mini-Ctrcuits works directly with customers to provide tailored solutions such as the following:

- Integrating multiple RF functions into a single module or rack assembly
Optimization of signal routing
• Customizable for use in cryogenic environments and non-magnetic requirements.

This shortens our customers' development time while ensuring that RF and microwave performance precisely meets the specific requirements of each quantum application.

Below are some representative products.

Products suitable for ambient temperature environments

Signal generator (SSG series)

■ Signal Generator (SSG Series) Product Overview
8GHz to 12.5GHz: SSG-8N12G-RC (Single),
           SSG-8N12GD-RC (Dual)
・5GHz to 9GHz: SSG-5N9G-RC (Single), SSG-5N9GD-RC (Dual)
Output level: -55dBm to +23dBm
Output formats: CW, Pulse, AM, FM, Chirp output
- Multiple devices can be connected as a multi-channel signal generator.
 *Customization options such as frequency, output, and number of channels are available in a separate series.

Multi-channel attenuator

Multi-channel attenuator Product overview
• Supports frequencies up to 43.5GHz
• Equipped with 4 to 24 channels
• Maximum attenuation: 30dB to 95dB
• Size: 1U to 2U
IF: 4.3/10 connector, N, SMA, 2.92mm
- Supports daisy-chain connections

■ Other (custom switch assemblies, splitters, etc.)
We offer     a variety of test products.

Various test products

Products for cryogenic environments

*Although officially guaranteed to operate down to -55°C, research institutions have confirmed that it operates without problems even in environments below 30mK.

Filters

■ Coaxial interface products: Filters
SHP-400+:HPF 395MHz ~ 3200MHz LC lumped constant
VLFX-1350+: LPF DC to 1350MHz LTCC
VLF-1800+: LPF DC to 1800MHz LTCC
LVF-2350+: LPF DC to 2350MHz LTCC
VLF-3400+: LPF DC to 3400MHz LTCC
ZLSS-2R8G-S: LPF DC ~ 3400MHz Suspended Substrate

Bias Tea

■ Coaxial interface products: Bias tees
ZFBT-4R2GW+: 0.1 to 4200MHz

directional coupler

■ Coaxial Interface Products: Directional Couplers
ZFDC-20-5-S+: 0.1 to 2000MHz, 20dB

Hand Flex Cable

■ Coaxial Interface Products: Handflex Cables
141-6SMRSM+: DC ~ 18GHz, SMA, 6inch
86N-50CSSMPMSM: DC ~ 18GHz, SSMP/SMA, non-magnetic

LTCC filter

■ PCB-mounted products: LTCC filters (all models are cryogenic compatible)
LFCN-8400+:LPF, DC ~ 1350MHz, 3.2mm x 1.6mm
LFHK-2250+:LPF, DC ~ 2250MHz, 2.5mm x 2.0mm,
High attenuation performance in the stopband
BFHK-8501+:BPF, 7500 ~ 8800MHz, 4.5mm x 3.2mm,
High attenuation performance in the stopband, built-in shielding.
DPNK-252-492R+: Diplexer,
2400 ~ 2500 / 5150 ~ 5850MHz, 1.0mm x 0.5mm

Anti-reflective filter

■ PCB mounted products: Anti-reflective filters
XLF-73+: LPF DC ~ 9800MHz, non-reflective, 3.0mm x 3.0mm

PCB-mounted products: Directional couplers

■ PCB mounted products: Directional couplers
DCW-11-722+: 2400 to 7200MHz, 11dB Coupling,
1.6mm x 0.8mm, unterminated, LTCC
EDC21-24+: 4000 to 20000MHz, 21dB Coupling,
4.0mm x 4.0mm, internal termination

Bias Tea

■ PCB mounted products: Bias tees
MBT-283+: 1500 to 28000MHz, 500mA

Balance

■ PCB mounted products: Balun
MTX2-4143+: 1:2 ratio, 4 to 14GHz, 50Ω

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