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CERAMIC DIELECTRIC TRIMMER CAPACITORS
Engineering Bulletin SG-305
SURFTRIM® Surface Mount - 4 x 4.5 mm - Ceramic Chip Trimmer
FEATURES
- Designed for flow and reflow soldering.
- Available in carrier and reel
packaging.
SPECIFICATIONS
- Operating Temperature Range: -25°C
to +85°C
(For expanded temperature range applications, consult factory.)
- Voltage Rating: 100 VDC
- Dielectric Withstanding Voltage:
220 VDC
- Insulation Resistance: 104 Megohms min
- Torque: 15 to 100 g-cm (0.2 to
1.39 oz-in)
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4 x 4.5 x 3.0 mm J-Lead Models - Sealed Ceramic Trimmer Capacitors
Capacitance (pF) |
Tc (ppm/°C) |
Case Color |
Q Min
(1 MHz) |
SGE Number |
min |
max |
1.4 |
3 |
0 ± 200 |
Brown |
300 |
GKG3R086 |
2.0 |
6 |
0 ± 200 |
Blue |
500 |
GKG6R086 |
3.0 |
10 |
0 ± 300 |
White |
500 |
GKG10086 |
4.5 |
20 |
N750 ± 300 |
Red |
500 |
GKG20086 |
6.5 |
30 |
N1200 ± 500 |
Green |
300 |
GKG30086 |
8.5 |
40 |
N1200 ± 500 |
Yellow |
300 |
GKG40086 |
4.0 |
25 |
0 ± 300 |
Black† |
300 |
GKG25086 |
7.0 |
50 |
N750 ± 300 |
Black† |
300 |
GKG50086 |
This Ceramic Trimmer Capacitor is available without Seal - Unsealed Ceramic Trimmer Capacitor GKG___96
Add -05 to Model No. for 500/reel, -25 for 2500/reel.
† Marking on bottom of capacitor.
Carrier and Reel Specifications

4 x 4.5 x 3.0 mm Gull-Wing Lead
Models - Sealed Ceramic Trimmer Capacitors
Capacitance (pF) |
Tc (ppm/°C) |
Case Color |
Q Min
(1 MHz) |
SGE Number |
min |
max |
1.4 |
3 |
0 ± 200 |
Brown |
300 |
GKG3R087 |
2.0 |
6 |
0 ± 200 |
Blue |
500 |
GKG6R087 |
3.0 |
10 |
0 ± 300 |
White |
500 |
GKG10087 |
4.5 |
20 |
N750 ± 300 |
Red |
500 |
GKG20087 |
6.5 |
30 |
N1200 ± 500 |
Green |
300 |
GKG30087 |
8.5 |
40 |
N1200 ± 500 |
Yellow |
300 |
GKG40087 |
4.0 |
25 |
0 ± 300 |
Black† |
300 |
GKG25087 |
7.0 |
50 |
N750 ± 300 |
Black† |
300 |
GKG50087 |
Add -05 to Model No. for 500/reel, -25 for 2500/reel.
This ceramic trimmer capacitor is available without seal -- consult factory.
† Marking on bottom of capacitor.
Carrier and Reel Specifications

4 x 4.5 x 3.0 mm Bottom-Adjust Model - Sealed Ceramic Trimmers
|
Capacitance (pF) |
Tc (ppm/°C) |
Case Color |
Q Min
(1 MHz) |
SGE Number |
|
min |
max |
|
1.4 |
3 |
0 ± 200 |
Brown |
300 |
GKG3R088 |
|
2.0 |
6 |
0 ± 200 |
Blue |
500 |
GKG6R088 |
|
3.0 |
10 |
0 ± 300 |
White |
500 |
GKG10088 |
|
4.5 |
20 |
N750 ± 300 |
Red |
500 |
GKG20088 |
|
6.5 |
30 |
N1200 ± 500 |
Green |
300 |
GKG30088 |
|
8.5 |
40 |
N1200 ± 500 |
Yellow |
300 |
GKG40088 |
|
4.0 |
25 |
0 ± 300 |
Black† |
300 |
GKG25088 |
|
7.0 |
50 |
N750 ± 300 |
Black† |
300 |
GKG50088 |
Add -05 to Model No. for 500/reel, -25 for 2500/reel.
This ceramic trimmer capacitor is available without seal -- consult factory.
.† Marking on bottom of capacitor.

4 x 4.5 x 3.0 mm J-Lead Models -
Unsealed Ceramic Trimmer Capacitors
Capacitance (pF) |
Tc (ppm/°C) |
Case Color |
Q Min
(1 MHz) |
SGE Number |
min |
max |
1.4 |
3 |
0 ± 200 |
Brown |
300 |
GKG3R096 |
2.0 |
6 |
0 ± 200 |
Blue |
500 |
GKG6R096 |
3.0 |
10 |
0 ± 300 |
White |
500 |
GKG10096 |
4.5 |
20 |
N750 ± 300 |
Red |
500 |
GKG20096 |
6.5 |
30 |
N1200 ± 500 |
Green |
300 |
GKG30096 |
8.5 |
40 |
N1200 ± 500 |
Yellow |
300 |
GKG40096 |
4.0 |
25 |
0 ± 300 |
Black† |
300 |
GKG25096 |
7.0 |
50 |
N750 ± 300 |
Black† |
300 |
GKG50096 |
Add -05 to Model No. for 500/reel, -25 for 2500/reel.
† Marking on bottom of capacitor.
Carrier and Reel Specifications

Engineering Bulletin SG-305 Contents (Ceramic Trimmer Capacitors)
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