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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 20s) 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 -40C ... +90C -40C ... + 90C
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/s @ 1kV/s 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 s, 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 s 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
10,000M 10,000M 10,000M
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
10,000M 10,000M 10,000M 10,000M 10,000M 10,000M
2
10,000M 10,000M
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
Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of each product for their applications. Tyco Electronics Corporation assumes no responsibility for the use of its product or for any infringement of patents or other rights of third parties resulting from the use of its product. No license is granted by implication or otherwise under any patent or proprietary right of Tyco Electronics except the right to use such product for the purpose for which it is sold. Tyco Electronics reserves the right to change or update, without notice, any information contained in this publication; to change, without notice, the design, construction, processing, or specification of any product; and to discontinue or limit production or distribution of any product. This publication supersedes and replaces all information previously supplied. Without expressed or written consent by an officer of Tyco Electronics, Tyco Electronics does not authorize the use of any of its products as components in nuclear facility applications, aerospace, or in critical life support devices or systems. Tyco Electronics' only obligations are those in the Tyco Electronics Standard Terms and Conditions of Sale and in no case will Tyco Electronics be liable for any incidental, indirect, or consequential damages arising from the sale, resale, use, or misuse of its products.
(c) 2004, 2008 Tyco Electronics Corporation. All rights reserved.

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