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Wei Bo Associates is a privately held Hong Kong registered company. All engineering development and RF testing takes place in Wei Bo Associates’ Hong Kong facility, from where the products are shipped, therefore they are ITAR-free. Wei Bo PIN diode switch module

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PIN Diode RF Switch Modules

Wei Bo's PIN diode based RF switch modules match the performance of the Metelics parts and can be used as drop-in replacements.
They exhibit low insertion loss, high peak and average power, high isolation and high IP3.

Switch Module Frequency
Range (GHz)
Switch Topology TX Average
Power
(dBm)
TX Peak
Power
(dBm)
TX - Antenna
Insertion
Loss (dB)
Return
Loss
(dB)
Isolation
(dB)
IP3
(dBm)
Status
MSW2T-2000-199 0.05 - 1.0 asymmetrical 50 50 0.15 23 52 65 Q4/16
MSW2T-2001-199 0.4 - 4.0 asymmetrical 50 50 0.3 17 46 65 Q4/16
MSW2T-2002-199 2.0 - 6.0 asymmetrical 50 50 0.6 13 34 65 Q4/16
MSW2T-2030-192 0.05 - 1.0 symmetrical 50 57 0.3 22 52 65 Q3/16
MSW2T-2031-192 0.4 - 4.0 symmetrical 50 57 0.5 15 35 65 Q3/16
MSW2T-2032-192 2.0 - 6.0 symmetrical 50 57 0.6 13 35 65 Q3/16
MSW2T-2040-193 0.05 - 1.0 symmetrical 52 57 0.2 20 50 65 Q3/16
MSW2T-2041-193 0.4 - 4.0 symmetrical 52 57 0.2 20 50 65 Q3/16
MSW2T-2050-194 0.05 - 1.0 asymmetrical 52 58 0.15 20 50 65 Q4/16
MSW2T-2051-194 0.4 - 4.0 asymmetrical 52 58 0.3 17 34 65 Q4/16
MSW2T-2060-195 0.02 - 1.2 symmetrical 50 57 0.25 23 53 65 NOW
MSW2T-2061-195 0.2 - 2.5 symmetrical 50 57 0.25 19 42 65 NOW
MSW2T-2062-195 1.5 - 6.5 symmetrical 50 57 0.7 13 34 65 NOW
MSW2T-0025-195 1.0 - 2.0 asymmetrical 50 57 0.3 15 20/15 65 Q4/16
MSW2T-2735-196 2.7 - 3.5 asymmetrical 56 60 0.5 14 40 65 Q4/16
MSW2T-8512-740 8.5 - 12.0 symmetrical 50 53 0.5 13 40 65 Q4/16
 

PIN Diode RF Limiter Modules

Wei Bo's PIN diode based RF limiters are equivalents to the Metelics parts.

)
Limiter Module Limiter Description Frequency
(GHz)
Insertion
Loss
(dB)
Return
Loss
(dB)
CW Input
Power
(dBm)
Peak Input
Power
(dBm)
Flat
Leakage
Power
(dBm)
Spike
Leakage
(ergs)
Recovery
Time
(nsec)
Status
RFLM-200802MA-299 Passive, SMT 0.020 - 8.0 1.4 15 43 50 20 0.2 500 Q3/16
RFLM-401102QA-290 Quasi-Active, SMT 0.4 - 1.0 1.4 15 43 50 20 0.2 5,000 Q4/16
RFLM-401102QB-290 Quasi-Active, SMT 0.4 - 1.0 0.3 17 50 60 18 0.5 5,000 Q4/16
RFLM-401102QC-290 Quasi-Active 0.4 - 1.0 0.3 17 50 60 18 0.5 5,000 Q4/16
RFLM-501202LC-299 Passive, SMT 0.4 - 2.5 0.4 20 36 51 21 0.2 75 Q4/16
RFLM-501202MC-299 Passive, SMT 0.4 - 2.5 0.4 20 45 53 21 0.3 500 Q4/16
RFLM-102202HC-290 Quasi-Active, SMT 1.0 - 2.0 0.7 16 47 53 17 0.3 3,000 Q1/17
RFLM-102202QA-290 Quasi-Active, SMT 1.0 - 2.0 0.25 20 50 60 17 0.5 1,500 NOW
RFLM-102202QB-290 Quasi-Active, SMT 1.0 - 2.0 0.25 20 50 60 17 0.5 1,500 NOW
RFLM-102202QC-290 Quasi-Active, SMT 1.0 - 2.0 0.25 20 50 60 17 0.5 1,500 NOW
RFLM-102402QE-290 Quasi-Active, SMT 1.0 - 4.0 0.5 14 50 60 15 0.5 2,000 NOW
RFLM-102402QF-290 Quasi-Active, SMT 1.0 - 4.0 0.5 14 50 60 15 0.5 2,000 NOW
RFLM-252352QA-290 Quasi-Active, SMT 2.5 - 3.5 0.6 15 47 62 23 0.3 1,500 Q1/17
RFLM-252352QB-290 Quasi-Active, SMT 2.5 - 3.5 0.6 15 47 62 23 0.3 1,500 Q1/17
RFLM-252352QC-290 Quasi-Active, SMT 2.5 - 3.5 0.6 15 47 62 23 0.3 1,500 Q1/17
RFLM-202402QA-290 Quasi-Active, SMT 2.0 - 4.0 0.5 14 50 60 20 0.5 750 NOW
RFLM-202402QB-290 Quasi-Active, SMT 2.0 - 4.0 0.5 14 50 60 20 0.5 750 NOW
RFLM-202402QC-290 Quasi-Active, SMT 2.0 - 4.0 0.5 14 50 60 20 0.5 750 NOW
RFLM-202402QE-290 Quasi-Active, SMT 2.0 - 4.0 0.5 14 50 60 15 0.5 2,000 NOW
RFLM-202402QF-290 Quasi-Active, SMT 2.0 - 4.0 0.5 14 50 60 15 0.5 2,000 NOW
RFLM-202602HA-299 Passive, SMT 2.0 - 6.0 0.85 14 35 50 18 0.1 100 Q1/17
RFLM-202602HC-299 Passive, SMT 2.0 - 6.0 0.85 14 35 50 18 0.1 100 Q1/17
RFLM-202802LC-299 Passive, SMT 2.0 - 8.0 1.1 15 36 50 19 0.2 75 NOW
RFLM-202802MC-299 Passive, SMT 2.0 - 8.0 1.2 15 45 53 20 0.3 1,500 NOW
RFLM-202802QA-290 Quasi-Active, SMT 2.0 - 8.0 1.1 15 50 60 21 0.5 5,000 NOW
RFLM-202802QB-290 Quasi-Active, SMT 2.0 - 8.0 1.1 15 50 60 21 0.5 5,000 NOW
RFLM-202802QC-290 Quasi-Active, SMT 2.0 - 8.0 1.1 15 50 60 21 0.5 5,000 NOW

Quasi-active limiter topology:Wei Bo active limiter

PIN Diode Integrated Switch Limiter Module

S-band switch limiter module, 2-4GHz, 125W, IL <0.85dBWei Bo attenuator pad

Fixed Attenuator Pads

Fixed attenuator pads DC-20GHz, attenuation range 1dB-100dB, low insertion loss.

Quartz Spiral Inductors

Quartz spiral inductors with 1.5-18.5 turns, 1nH-300nH inductance, Q value up to 60, resonant frequency up to 4GHz

MIS Chip CapacitorsWei Bo spiral inductor

Wei Bo's MIS chip capacitors have a capacitance range of 1pF to 600pF.