GS
high voltage high resistance thick film resistors
80
% Rated Power
60
40
20
0
-60 -40 -20
-55
Temperature Rise (°C)
resistors
EU
features
•
Miniature construction endurable to high voltage
and high power
•
Resistors excellent in anti-surge characteristics
•
Wide resistance range of 0.5MΩ - 10GΩ and small T.C.R.
•
Marking: Brown body color with alpha/numeric marking
•
Products with lead-free terminations meet EU RoHS
requirements. EU RoHS regulation is not intended for
Pb-glass contained in electrode, resistor element and glass.
dimensions and construction
L
Trimming Line
D
Ceramic Core
d
GS 1
GS 2
Resistive
Film
Insulation Coating
Electrode Lead
Cap
Wire
GS 3
GS 5
GS 7
GS 10
GS 12
l
Type
GS 1/4
GS 1/2
L
.248±.039
(6.3±1.0)
.374±.039
(9.5±1.0)
.591±.059
(15.0±1.5)
.945±.059
(24.0±1.5)
2.05±.079
(52.0±2.0)
2.99±.079
(76.0±2.0)
3.82±.118
(97.0±3.0)
4.61±.118
(117.0±3.0)
5.39±.118
(137.0±3.0)
.311±.039
(7.9±1.0)
.039
(1.0)
1.50±.118
(38.0±3.0)
Dimensions
inches
(mm)
D
d (Nominal)
.091±.020
(2.3±0.5)
.138±.024
(3.5±0.6)
.177±.039
(4.5±1.0)
.026
(0.65)
.031
(0.8)
l
Derating Curve
100
Surface Temperature Rise
140
120
100
80
60
40
20
0
0
20
40
60
80
100
GS12
GS10
GS7
GS5
GS3
GS2
GS1
GS1/2
GS1/4
For resistors operated at an ambient temperature
of 25°C or above, a power rating shall be derated
in accordance with the above derating curve.
0
20 40 60 80 100 120 140
25
125
Ambient Temperature
(°C)
% Rated Power
ordering information
New Part #
GS
Type
1/2
Power
Rating
1/4: 0.25W
1/2: 0.5W
1: 1W
2: 2W
3: 3W
5: 5W
7: 7W
10: 10W
12: 12W
L
T.C.R.
C
Termination
Surface Material
C: SnCu
106
Nominal
Resistance
±2%, ±5%, ±10%:
2 significant figures
+ 1 multiplier
±0.5%, ±1%:
3 significant figures
+ 1 multiplier
J
Resistance
Tolerance
D: ±0.5%
F: ±1%
G: ±2%
J: ±5%
K: ±10%
D(B): ±100
L(A): ±200
Packaging quantity:
GS1/4: 100 pieces
GS1/2: 50 pieces
GS1: 20 pieces
GS2 ~ 12: 10 pieces
Custom forming for all sizes and custom taping for
GS1/4 - GS1/2 are available upon request.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/18/12
118
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
high voltage high resistance thick film resistors
applications and ratings
T.C.R.
Part
Power
(ppm/°C)
Designation Rating
Max.
GS1/4*
0.25W
D: ±100
L: ±200
D: ±100
GS1/2*
GS1
GS2
GS3
0.5W
1W
2W
3W
L: ±200
D: ±100
L: ±200
D: ±100
L: ±200
D: ±100
L: ±200
D: ±100
L: ±200
D: ±100
L: ±200
D: ±100
L: ±200
D: ±100
L: ±200
1M-50M
1M-50M
1M-100M
1M-100M
500K-50M
500K
-100M
Resistance Range (Ω)
E-24 & 25, 50x10
n
(F±1%)
(G±2%)
(J±5%)
Max.
Max.
Rated Operating
Impulse
Working Overload Withstand Ambient Temperature
Voltage
Voltage
Voltage Temperature Range
0.5kV
1kV
3kV
5kV
15kV
1kV
2kV
4.5kV
7.5kV
20kV
1.25kV
2.5kV
6kV
10kV
30kV
+25°C
-55°C
to
+125°C
(D±0.5%)
500K-20M
(K±10%)
500K-100M 500K-100M 500K-100M
500K-200M 500K-200M 500K-200M
500K-500M 500K-500M 500K-500M
500K-500M 500K-500M 500K-500M
500K-1G
500K-1G
500K-5G
500K-5G
500K-5G
500K-5G
500K-500M 500K-500M 500K-500M
500K-500M 500K-500M 500K-500M
500K-1G 500K-10G 500K-10G
500K-500M 500K-500M 500K-500M
500K-1G 500K-10G 500K-10G
1M-500M 1M-500M 1M-500M
1M-500M 1M-500M 1M-500M
GS5
GS7
GS10
5W
7W
10W
20kV
30kV
35kV
30kV
40kV
50kV
40kV
50kV
60kV
500K-50M 500K-100M 500K-1G 500K-10G 500K-10G
500K-50M 500K-100M 500K-1G 500K-10G 500K-10G
1M-50M
1M-100M
1M-500M 1M-500M 1M-500M
500K-50M 500K-100M 500K-1G 500K-10G 500K-10G
GS12
12W
40kV
60kV
70kV
Taping packaging is available for GS1/4 and GS1/2. Please contact factory.
environmental applications
Performance Characteristics
Parameter
Resistance
T.C.R.
Overload (Short time)
Resistance to Solder Heat
Rapid Change of Temperature
Moisture Resistance
Endurance @ 25°C
Voltage Coefficient
Voltage Characteristics
Resistance to Solvent
Impulse Withstand Voltage
Requirement
∆
R ±%
Within regulated tolerance
Within specified T.C.R.
2%: TCR 200x10
-6
/K
0.5%: TCR 100x10
-6
/K
2%: TCR 200x10
-6
/K
0.5%: TCR 100x10
-6
/K
2%: TCR 200x10
-6
/K
0.5%: TCR 100x10
-6
/K
5%: TCR 200x10
-6
/K
2%: TCR 100x10
-6
/K
3%: TCR 200x10
-6
/K
2%: TCR 100x10
-6
/K
±50x10
-6
/V: TCR 200x10
-6
/K
±10x10
-6
/V: TCR 100x10
-6
/K
5%: TCR 200x10
-6
/K
3%: TCR 100x10
-6
/K
No evidence of damage to protective
coating and marking
No abnormality in appearance
and flash-over
Test Method
25°C
+25°C/125°C
Rated voltage x 2.5 (GS1/4, GS1/2), rated voltage x 2 (GS1-GS12)
or Max. overload voltage, whichever is lower for 5 seconds
350°C ± 10°C, 3 seconds ± 0.5 seconds or 260°C ± 5°C,
10 seconds ± 1 second
-55°C (30 minutes)/ +125°C (30 minutes), 5 cycles
40°C, 90% - 95%RH, 1000h
25°C, 1000 hours
1.5 hr ON/0.5 hr OFF cycle
GS1/4, 1/2 only, Rated voltage or max. working voltage,
whichever is lower and 1/10 of its voltage
GS1 - 12, Rated voltage or max. working voltage,
whichever is lower and 1/10 of its voltage
Soaking in IPA for 1 minute and brushing 10 times -3 cycles -
liquid temperature 25°C ±5°C
An impulse voltage shall be applied 5 times at an interval of 1 minute
12/18/12
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
119
resistors
GS
