Features
Applications
■ Telecommunications
■ Industrial electronics
■ Avionics
■ Size: 5 mm diameter, 7.3 mm length
■ Very fast acting
■ Small size
■ Stable breakdown throughout life
■ Designed to operate with TBU® devices
■ RoHS compliant* versions available
■
UL Recognized
2030-xxT-SM Series - Fast Acting 3-Electrode Miniature Gas Discharge Tube
Characteristics
Test Methods per ITU-T K.12, IEEE C62.31 and IEC 61643-311 GDT standards.
Model No.
Characteristic
2030-23T
185 V
2030-42T
360 V
Minimum DC Sparkover (100 V/s) Throughout Service Life
(1)
Maximum Impulse Sparkover (5 kV/μs) Throughout Service Life
650 V
850 V
(1)
Impulse Sparkover voltage is defined as typical values of distribution.
10
Insulation Resistance (IR) ..................50 V / 100 V............................................................................ > 10
Glow Voltage ......................................10 mA..................................................................................... ~ 70 V
Arc Voltage.........................................>1 A........................................................................................ ~ 10 V
Glow-Arc Transition Current............................................................................................................... < 0.5 A
Capacitance........................................1 MHz..................................................................................... < 1 pF
DC Holdover Voltage (Network Applied per ITU-T K.12)
Ω
2030-23T.......................................80 V ....................................................................................... < 150 ms
2030-42T.......................................135 V ..................................................................................... < 150 ms
Impulse Service Life...........................8/20 μs, 4 kA........................................................................... 1 operation
(2)
(2) (3)
1.2/50 μs - 500 V.................................................................... 150 operations
(2)
10/1000 μs, 1 kV, 100 A.......................................................... 25 operations
2/10 μs, 6 kV, 500 A................................................................ 10 operations
(2)
(2)
10/700 μs, 6 kV, 150 A............................................................ 5 operations
AC Service Life...................................600 V, 1 Arms, 0.2 sec............................................................ 5 operations
Operating Temperature Range........................................................................................................... -40 °C to +90 °C
Storage Temperature Range .............................................................................................................. -55 °C to +90 °C
Notes:
(2)
The rated discharge current is the total current equally divided between each line to ground and operation(s) are performed in both
polarities. The polarity of lightning surge tests should be reversed between consecutive surges.
Per IEC 61643-21.
(3)
• At delivery AQL 0.65 Level II, DIN ISO 2859.
• Bourns recommends reflowing surface mount devices per IPC/JEDEC J-STD-020 rev D.
Applications
®
Port Protection
CanBus
RS232
RS422
RS485
GDT Device P/N
TBU Device P/N
2030-23T-SM-RPLF
2030-23T-SM-RPLF
2030-23T-SM-RPLF
2030-23T-SM-RPLF
2030-42T-SM-RPLF
2030-23T-SM-RPLF
TBU-CA065-100-WH
TBU-CA065-200-WH
TBU-CA065-200-WH
TBU-CA065-200-WH
TBU-CA085-200-WH
TBU-CA065-100-WH
RS485
SDI
“TBU” is a registered trademark of Bourns, Inc. in the United States and other countries.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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