PRODUCT: GTCx28-xxxx-P05
308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 www.circuitprotection.com
Gas Discharge Tube Standard Two Electrode Series
Overvoltage Protection Device Raychem Circuit Protection Products
DOCUMENT: SCD 25819 REV LETTER: D REV DATE: JULY 7, 2008 PAGE NO.: 1 OF 5
Specification Status: Released
GENERAL DESCRIPTION BENEFITS
• • • • Helps provide overvoltage fault protection against high energy surges Suitable for sensitive equipment due to excellent impulse sparkover response Suitable for high-frequency applications Highly reliable performance
FEATURES
• • • • • Crowbar device with low arc-voltage Low capacitance and insertion loss High accuracy spark-over voltages for high precision designs Tested per ITU K.12 recommendations Non-radioactive materials
APPLICATIONS
• • Telecommunications: - MDF modules, xDSL equipment, RF system protection Industrial Electronics and Commercial Electronics, such as - Power Supplies, Surge Protectors, Alarm systems
SYMBOL APPLICATION SCHEMATIC
PolySwitch Device
TYPICAL
SiBar Device
PRODUCT: GTCx28-xxxx-P05
308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 www.circuitprotection.com
Gas Discharge Tube Standard Two Electrode Series
Overvoltage Protection Device Raychem Circuit Protection Products
DOCUMENT: SCD 25819 REV LETTER: D REV DATE: JULY 7, 2008 PAGE NO.: 2 OF 5
PART NUMBERING
EXAMPLE:
GT C N 2 8 - 750 M - P 05 Series GT : Gas Tube Material C : Ceramic Type N : No Leads A : Axial Leaded Number of Electrodes 2 : Two Diameter 8 : 8mm Packaging No Suffix: standard Tray packaging -B: Bulk packaging (only upon special request) Surge Rating 05 : 5kA (10 times 8 x 20μs) Product Family Voltage Tolerance L : ± 15% M : ± 20% Voltage Designator 750 : 75x 10^0 = 75V … 801 : 80 x 10^1 =800V
DEVICE MARKING
EXAMPLE : GTCA28-231L-P05:
23 P 05 GN Week of Manufacture
Per Raychem Circuit Protection lot number system : E.g. G = First half of 2004; N = week 14
Surge Rating: 05 : 5kA Product Family Voltage Designator 23 : 230 V Manufacturer Marking
PRODUCT: GTCx28-xxxx-P05
308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 www.circuitprotection.com
Gas Discharge Tube Standard Two Electrode Series
Overvoltage Protection Device Raychem Circuit Protection Products
DOCUMENT: SCD 25819 REV LETTER: D REV DATE: JULY 7, 2008 PAGE NO.: 3 OF 5
GENERAL CHARACTERISTICS
No Radioactive Material Storage temperature: Operating temperature: Body: Nickel Plated Leads: Tin Plated UL 497B Pending -40°C … +90°C -40°C … + 90°C
MATERIALS INFORMATION
RoHS Compliant ELV Compliant
DEVICE RATINGS AND CHARACTERISTICS
DC Sparkover Voltage Part Number GTCN28-750M-P05 GTCA28-750M-P05 GTCN28-900M-P05 GTCA28-900M-P05 GTCN28-151M-P05 GTCA28-151M-P05 GTCN28-231L-P05 GTCA28-231L-P05 GTCN28-251L-P05 GTCA28-251L-P05 GTCN28-301L-P05 GTCA28-301L-P05 GTCN28-351L-P05 GTCA28-351L-P05 GTCN28-401L-P05 GTCA28-401L-P05 GTCN28-471L-P05 GTCA28-471L-P05 GTCN28-601L-P05 GTCA28-601L-P05 GTCN28-801L-P05 GTCA28-801L-P05 @ 100V/s Impulse Sparkover Voltage @ 100V/μs @ 1kV/μs Insulation Resistance @ 100V
1
DC Capacitance Holdover Impulse Life Voltage @ 1MHz Per ITUK.12 ≤ 52V ≤ 52V ≤ 80V ≤ 135V ≤ 135V ≤ 150V ≤ 150V ≤ 150V ≤ 150V ≤ 150V ≤ 150V 10/1000 μs, 500A 300 times 300 times 300 times 300 times 300 times 300 times 300 times 300 times 300 times 300 times 300 times
Impulse Discharge Current 8/20 μs Single Hit 10kA 10kA 10kA 10kA 10kA 10kA 10kA 10kA 10kA 10kA 10kA Repeat 10 times (5
times each polarity)
AC Discharge Current, 50 Hz Single Repeat Hit, (1s 9 Cycles interval) 65A 65A 65A 65A 65A 65A 65A 65A 65A 65A 65A 10A, 5 times 10A, 5 times 10A, 5 times 10A, 5 times 10A, 10times 10A, 10times 10A, 10times 10A, 10times 10A, 10times 10A, 10times 10A, 10times
75V ± 20% 90V ± 20% 150V ± 20% 230V ± 15% 250V ± 15% 300V ± 15% 350V ± 15% 400V ± 15% 470V ± 15% 600V ± 15% 800V ± 15%
≤ 500V ≤ 500V ≤ 500V ≤ 600V ≤ 600V ≤ 700V ≤ 700V ≤ 700V ≤ 700V ≤ 800V ≤ 1,000V
≤ 700V ≤ 700V ≤ 700V ≤ 750V ≤ 800V ≤ 850V ≤ 850V ≤ 850V ≤ 850V ≤ 1,000V ≤ 1,200V
≥ 10,000MΩ ≥ 10,000MΩ ≥ 10,000MΩ
≤ 1.0pF ≤ 1.0pF ≤ 1.0pF ≤ 1.0pF ≤ 1.0pF ≤ 1.0pF ≤ 1.0pF ≤ 1.0pF ≤ 1.0pF ≤ 1.0pF ≤ 1.0pF
5kA 5kA 5kA 5kA 5kA 5kA 5kA 5kA 5kA 5kA 5kA
1
1
≥ 10,000MΩ ≥ 10,000MΩ ≥ 10,000MΩ ≥ 10,000MΩ ≥ 10,000MΩ ≥ 10,000MΩ
2
≥ 10,000MΩ ≥ 10,000MΩ
2
2
Note 1. Insulation Resistance at 50 VDC. Note 2. Insulation Resistance at 250 VDC.
PRODUCT: GTCx28-xxxx-P05
308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 www.circuitprotection.com
Gas Discharge Tube Standard Two Electrode Series
Overvoltage Protection Device Raychem Circuit Protection Products
DOCUMENT: SCD 25819 REV LETTER: D REV DATE: JULY 7, 2008 PAGE NO.: 4 OF 5
DIMENSIONS
No Leads (GTCN28-xxxx-P05)
A mm: in*: MIN 5.7 0.22 MAX 6.3 0.25 MIN 7.7 0.30
C MAX 8.3 0.33
*Rounded off approximation
Axial Leads (GTCA28-xxxx-P05)
A mm: in*: MIN 5.7 0.22 MAX 6.3 0.25 MIN 7.7 0.30
C MAX 8.3 0.33 MIN 28.0 1.10
D MAX 32.0 1.26
∅d NOM 0.8 0.03
* Rounded off approximation
PRODUCT: GTCx28-xxxx-P05
308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 www.circuitprotection.com
Gas Discharge Tube Standard Two Electrode Series
Overvoltage Protection Device Raychem Circuit Protection Products
DOCUMENT: SCD 25819 REV LETTER: D REV DATE: JULY 7, 2008 PAGE NO.: 5 OF 5
PACKAGING
Packaging Quantity Bulk* ( vacuum bags) 200 Tray 100 Standard Box 1,000**
* Standard packaging is in trays. Bulk packaging is only available upon request. ** 5 bags or 10 trays
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