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Selected Kno sm cards 742x555 half turn trim
Kno sm cards 742x555 half turn trim

Product Overview

Features

  • Tuning range up to 50pF
  • High Q factor for low loss performance
  • Compact form factor with economical design
  • Non-magnetic construction (JZ Series)
  • Compatible with Murata replacements
  • Designed for high reliability, temperature, and voltage environments 

Benefits

  • Enables precise frequency tuning in space-constrained designs
  • Minimizes signal loss in high-frequency circuits
  • Meets OEM non-magnetic requirements for MRI systems
  • Reduces cost and simplifies integration
  • Supports stable operation under thermal and mechanical stress 

Target Applications

  • MRI coils (extremity, surface, LNA)
  • RF filters and band tuning
  • Crystal oscillator timing devices
  • RFID reader antenna tuning
  • Low power laser impedance matching 

Specifications

Part Number
JR030
C Min. (pF)
1.5
C Max. (pF)
3
DWV
220
Marking Color
Black
Mounting Type
Vertical, SMT
Non Magnetic
No
Packaging Code
All parts furnished on 12mm tape and reel. 1,000 pc's per reel.
Seal
No
Self Resonance
2.90 GHz
Temp. Coefficient
0 ± 200
Torque
0.6 in-oz max
DC Voltage
125
CatalogSeriesDescription
Ceramic Chip Trimmers JR & JR_HV Series
Product
Trimmer
Product Type
Half Turn
Range
Ceramic Chip Trimmers JR & JR_HV Series
Brand
Voltronics

Product Documentation

Datasheets

Design Files

3D Models

Distributor Inventory

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Part Number Part Description Quantity Distributor
JR030 KNOWLES VOLTRONICS 82919
DigiKey
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JR030 Ceramic SMT Trimmer - 3pF - 220 VDC 2000
Master Electronics
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JR030 Ceramic SMT Trimmer - 3pF - 220 VDC 2000
Onlinecomponents.com
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JR030 1750
RFMW Asia Pte Ltd
JR030 1750
RFMW EMEA
JR030 1750
RFMW, Ltd.
JR030 1.5 - 3.0PF 100V 6000
TTI Inc
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JR030HV JR030HV 1000
Arrow Electronics
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JR030HV KNOWLES VOLTRONICS 778
DigiKey
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