*R
oH
VE S CO
AV R M
AI SIO PL
LA N IA
B L S NT
E
Features
■
Fast acting
■
Balanced
■
Stable breakdown throughout life
■
Designed to operate with TBU devices
®
Applications
■
Telecommunications
■
Industrial electronics
■
Avionics
■
RoHS compliant* versions available
2020 T-Series - Fast Acting 3-Electrode Miniature GDT
Characteristics
Model No.
2020-15T
2020-23T
2020-42T
Characteristic
Minimum DC Sparkover
(100 V/s)
Throughout Service Life
60 V
500 V
180 V
650 V
360 V
850 V
Maximum Impulse Sparkover (5k V 1.2/50 µs)
Throughout Service Life
Impulse Transverse Delay ..................1000 V/µs ............................................................................... < 75 ns
Insulation Resistance (IR) ..................50 V / 100 V............................................................................ > 10
9
Ω
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)
2020-15T .......................................52 V ........................................................................................ < 150 ms
2020-23T .......................................80 V ........................................................................................ < 150 ms
2020-42T .......................................135 V ...................................................................................... < 150 ms
Service Life
1
.......................................8/20 µs, 10 kA......................................................................... 1 operation
10/1000 µs, 1 kV, 200 A.......................................................... 100 operations
2
2/10 µs, 6 kV, 2000 A.............................................................. 10 operations
2
10/700 µs, 6 kV, 300 A............................................................ 50 operations
2
8/20 µs, 500 A, 1.2/50 µs, 500 V ............................................ 150 operations
2
600 V, 10 Arms, 0.2 sec.......................................................... 10 operations
600 Vrms, 0.5 A - 60 A ............................................................ Fail-Short activates
3
230 Vrms, 0.5 A-25 A.............................................................. Fail-Short activates
3
Operating and Storage Temperature .................................................................................................. -40 to +90 °C
Climatic Category (IEC 60068-1) ....................................................................................................... 40 / 90 / 21
Notes:
1 The rated discharge current is the total current equally divided between each line to ground.
2 Surge polarity should be reversed between consecutive surges (+,-,+,-)
3 Applies only to GDT with optional Fail-Short. GDT operates and will survive with Fail-Short activation.
• At delivery AQL 0.65 Level II, DIN ISO 2859.
Applications
Port Protection
CanBus
RS232
RS422
RS485
RS485
SDI
VDSL
GDT Device P/N
2020-23T
2020-23T
2020-23T
2020-23T
2020-42T
2020-23T
2020-15T
“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.
Customers should verify actual device performance in their specific applications.
BOURNS [ BOURNS ELECTRONIC SOLUTIONS ]
