Johanson Manufacturing produces High Quality Trimmer Capacitors, Non Magnetic Variable Inductors and Microwave Tuning Elements.
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Giga-Trims® are tiny trimmer capacitors which provide a straight-forward technique for fine RF and microwave circuits by eliminating time consuming methods of abrasive trimming, cut and try adjustment techniques, and interchange of fixed capacitors.

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Applications

  • RF Amplifier
  • Impedance matching
  • Crystal trimming
  • Interstage coupling
  • Filter tuning

Characteristics

  • Working Voltage: 500 VDC (1000 VDC test)
  • Long Rotational life
  • Insulation resistance: >106
  • Temperature range: -65°C to +125°C
  • ROHS Compliant
Capacitance Range Series Q @ 250 MHz
0.3 to 1.2 pF 27260 >5000
0.4 to 2.5 pF 27280 >4000
47280 >4000
0.3 to 2.3 pF 47480 >2000
0.6 to 4.5 pF 17270 >2000
27270 >3000
47270 >3000
57280 >1000**
0.8 to 8.0 pF 27290 >3000*
57270 >1000*
0.4 to 2.5 pF 47470 >1500*
*@100MHz **@200MHz

0.3 to 1.2 pF

  • Capacitance Range: 0.3 to 1.2 pF (>5 turns)
  • Working Voltage: 500 VDC (1000 VDC Test)
  • Torque: 0.1 to 1 oz. ln.
  • Tuning Tool: 8762 or 8762-1
  • Optional Seal Cap: P4445-1 or P4446-1
  • RoHS Compliant

0.4 to 2.5 pF

  • Capacitance Range: 0.4 to 2.5 pF (>4 turns)
  • Working Voltage: 500 VDC (1000 VDC test)
  • Torque: 0.2 to 2 oz. ln.
  • Tuning Tool: 8766 or 8766-1
  • Optional Seal Cap: P4445 or P4446
  • ROHS Compliant
27260
Q @ 250MHz
>5000
Sapphire
27280
Q @ 250MHz
>4000
Sapphire
27261
Q @ 250MHz
>5000
Sapphire
27281
Q @ 250MHz
>4000
Sapphire
27261SL
Q @ 250MHz
>5000
Sapphire
27281SL
Q @ 250MHz
>4000
Sapphire
27263
Q @ 250MHz
>5000
Sapphire
27283
Q @ 250MHz
>4000
Sapphire

0.4 to 2.5 pF

0.6 to 4.5 pF

47283
Q @ 250MHz
>4000
Alumina
Available in Tape/Reel
47283-R10
750 pcs/Reel
27271SL
Q @ 250MHz
>3000
Sapphire
47483
(0.3 to 2.3 pF)
Q @ 237MHz
>2000
Alumina
Available in Tape/Reel
47283-R10
750 pcs/Reel
27273
Q @ 250MHz
>3000
Sapphire
Available in Tape/Reel
27273-3R5
400 pcs/Reel

0.6 to 4.5 pF

  • Capacitance Range: 0.6 to 4.5 pF (>8 turns)
  • Working Voltage: 500 VDC (1000 VDC test)
  • Torque: 0.2 to 2 oz. ln.
  • Tuning Tool: 8766 or 8766-1
  • Optional Seal Cap: P4445 or P4446
  • ROHS Compliant
17273
Q @ 250MHz
>2000
Alumina
Available in Tape/Reel
17273R5
400 pcs/Reel
27270
Q @ 250MHz
>3000
Sapphire
47273
Q @ 250MHz
>3000
Alumina
Available in Tape/Reel
47273R5
400 pcs/Reel
27271
Q @ 250MHz
>3000
Sapphire
57283-1
Q @ 200MHz
>1000
Zirconia
Available in Tape/Reel
57283-1R10
750 pcs/Reel

0.8 to 8.0 pF

  • Capacitance Range: 0.8 to 8.0 pF (>16 turns)
  • Working Voltage: 500 VDC (1000 VDC test)
  • Torque: 0.2 to 2 oz. ln.
  • Tuning Tool: 8766 or 8766-1
  • Optional Seal Cap: P4445 or P4446
  • ROHS Compliant
27291SL
Q @ 100MHz
>3000
Sapphire
27290
Q @ 100MHz
>3000
Sapphire
27293
Q @ 100MHz
>3000
Sapphire
27291
Q @ 100MHz
>3000
Sapphire
57273-1
Q @ 100MHz
>2000
Zarconia
Available in Tape/Reel
57273-1R5
400 pcs/Reel

2.0 to 6.0 pF

  • Capacitance Range: 2.0 to 6.0 pF (>6 turns)
  • Working Voltage: 500 VDC (1000 VDC test)
  • Torque: 0.2 to 2 oz. ln.
  • Tuning Tool: 8766 or 8766-1
  • ROHS Compliant
47473
Q @ 213MHz
>1500
Alumina
Available in Tape/Reel
47473R5
400 pcs/Reel

Company Information
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