General Note
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print. A subsidiary of
TT electronics plc
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Wire and Film Technologies Division
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
Precision High-Voltage
Thick-Film Resistors
Electrical Data
Physical Data
CGX Series
• 1/2W and 1W
• TC of 50 and 100 ppm/°C
• ±1%, ±2%, or ±5% tolerance
• 500K ohm to 1.5 gig ohm range
Note:
1. Above 500 meg; only 100ppm/°C available
Dimensions (Inches and (mm))
IRC Type Body Length (BL) Body Diameter (BD) Clean Lead to Clean Lead (CL)
CGX - 1/2 0.685 ± 0.031 (17.40 ± 0.79) 0.140 ± 0.016 (3.55 ± 0.41) 0.810 (20.57)
CGX - 1 1.062 ± 0.062 (26.97 ± 1.57) 0.140 ± 0.016 (3.55 ± 0.41) 1.185 (30.10)
BD
CL
BL
0.032 (0.81) DIA.
1.50 ± 0.125
(38.1 ± 3.2)
CGX Series Issue August 2008 Sheet 1 of 2
IRC Type
Power
Rating at
70°C (W)
Voltage
Rating
(Volts)
Resistance
Range*
(Ohms)
Tolerance
(±%)
Maximum¹
TCR
(±ppm/°C)
VCR
(ppm/V)
Average
Weight
(gm)
Maximum
Weight
(gm)
CGX - 1/2 1/2 3000 500K to
1000M 1, 2, 5 50, 100 0 to -5 0.85 0.98
CGX - 1 1 5000 1M to
1500M 1, 2, 5 50, 100 0 to -5 1.10 1.27
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Wire and Film Technologies Division
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
Sample Part No.
IRC Type
Temperature Coefficient
Resistance
Tolerance
F = 1%
G = 2%
J = 5%
Ordering Data
CGX - 1 01 1006 F
Precision High-Voltage
Thick-Film Resistors
100
80
60
40
20
050 70 100
% of Rated Power
Ambient Temperature (°C)
150 200
0
175
Power Derating Chart
CGX Series Issue August 2008 Sheet 2 of 2
