Sprague-Goodman: Ceramic Dielectric Trimmer Capacitors: Plastic Encased Type: 4 x 4.5 mm

CERAMIC DIELECTRIC TRIMMER CAPACITORS

Engineering Bulletin SG-305

Plastic Encased Type: 4 x 4.5 mm

Available With or Without Adjust Cavity Seal

FEATURES

Very low cost due to automated production and solderless touch contact construction.
Wide selection of capacitance ranges.
Color coded housings.
Easy blind tuning (2 slots at 90° angle in adjust cavity - accepts cross-slotted tool).
Process seal on adjust screw access face (optional) provides protection against contaminants (flux, solvents, etc.) during production.

SPECIFICATIONS

Operating Temperature Range: -25°C to +85°C
Voltage Rating: 100 VDC
Dielectric Withstanding Voltage: 220 VDC
Insulation Resistance: 10⁴ Megohms min
Torque: 10 to 100 g-cm (0.14 to 1.39 oz-in)

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4 x 4.5 mm Models

Lead-through-hole mounting -- 3.75 mm hole centers

Capacitance (pF)		TCC (ppm/°C)	Q min		Color Code	Top Mount*** Spring Lead Model No.
min*	max		1 MHz	10MHz		Unsealed	Sealed
1.4	3.0	0 ± 200	300	300	Red Dot**	GKG3R021	GKG3R071
2.0	6.0	0 ± 200	500	300	Blue	GKG6R021	GKG6R071
3.0	10.0	0 ± 300	500	300	White	GKG10021	GKG10071
4.5	20.0	N900 ± 350	500	300	Red	GKG20021	GKG20071
6.5	30.0	N1100 ± 450	300	300	Green	GKG30021	GKG30071
15.0	50.0	N1700 ± 500	300	N.A.	Orange	GKG50021	GKG50071

* Re-rated in 1993
** Marking on bottom of capacitor
***Magazine pack (120 pieces) for auto insertion available -- consult factory for pricing.

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4 x 4.5 mm Models

Lead-through-hole mounting -- 5.0 mm hole centers

Capacitance (pF)		TCC (ppm/°C)	Q min		Color Code	Top Mount*** Spring Lead Model No.
min*	max		1 MHz	10MHz		Unsealed	Sealed
1.4	3.0	0 ± 200	300	300	Red Dot**	GKG3R024	GKG3R074
2.0	6.0	0 ± 200	500	300	Blue	GKG6R024	GKG6R074
3.0	10.0	0 ± 300	500	300	White	GKG10024	GKG10074
4.5	20.0	N900 ± 350	500	300	Red	GKG20024	GKG20074
6.5	30.0	N1100 ± 450	300	300	Green	GKG30024	GKG30074
15.0	50.0	N1700 ± 500	300	N.A.	Orange	GKG50024	GKG50074

* Re-rated in 1993
** Marking on bottom of capacitor
***Magazine pack (120 pieces) for auto insertion available -- consult factory for pricing.

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4 x 4.5 mm Models

Lead-through-hole mounting -- 5.0 mm hole centers

Capacitance (pF)		TCC (ppm/°C)	Q min		Color Code	Top Mount**** Ammo Pack Model No.
min*	max		1 MHz	10MHz		Unsealed
1.4	3.0	0 ± 200	300	300	Red Dot**	GKG3R025
2.0	6.0	0 ± 200	500	300	Blue	GKG6R025
3.0	10.0	0 ± 300	500	300	White	GKG10025
4.5	20.0	N900 ± 350	500	300	Red	GKG20025
6.5	30.0	N1100 ± 450	300	300	Green	GKG30025
15.0	50.0	N1700 ± 500	300	N.A.	Orange	GKG50025

* Re-rated in 1993
** Marking on bottom of capacitor
****Ammo pack contains 1000 pieces.

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All dimensions are in/mm. Unless otherwise specified, the tolerance on all dimensions is ±0.004/0.1.

GKG_ _ _25 Tape Dimensions

Engineering Bulletin SG-305 Contents

SURFTRIM® Surface Mount: GKP Series
SURFTRIM® Surface Mount: GKY Series
SURFTRIM® Surface Mount: Sealed and Unsealed Construction: GKG _ _ _ 86, 87, 88, 96 Series
Plastic Encased Type: 4 x 4.5 mm Leaded GKG _ _ _ 24, 84 Series
Plastic Encased Type: 6 mm Leaded GKG _ _ _ 11, 51, 12, 52 Series
Economical 6 mm Type Top Adjust Leaded GKG _ _ _ 15 Series
Economical 6 mm Type Bottom Adjust Leaded GKG _ _ _ 16 Series
Rugged 5 mm Type: GKU _ _ _ 00 Series
Economical 5 mm Type: GKU _ _ _ 10 Series
7 mm Type: GKT Series
Thin 2 mm & 3 mm Types: GKH and GKX Series
Carrier and Reel Specifications
Specification Notes
Soldering and Cleaning of Ceramic Trimmer Capacitors