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CG37.5LTR Datasheet(PDF) 2 Page - Littelfuse

Part # CG37.5LTR
Description  Gas Discharge Tube (GDT) Products AC and CG3 Series
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Manufacturer  LITTELFUSE [Littelfuse]
Direct Link  http://www.littelfuse.com
Logo LITTELFUSE - Littelfuse

CG37.5LTR Datasheet(HTML) 2 Page - Littelfuse

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Gas Discharge Tube (GDT) Products
©2013 Littelfuse, Inc.
Revised: February 19, 2013
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for current information.
Customer should verify actual device performance in their specific applications.
AC and CG3 Series
AC and CG3 Series
Electrical Characteristics
Part
Number
Device Specifications (at 25°C)
Life Ratings
DC Breakdown
in Volts
(@100V/s)
Impulse
Break-
down
in Volts
(@100V/μs)
Impulse
Break-
down In
Volts
(@1 Kv/μsec)
Insulation
Resistance
Capaci-
tance
(@1MHz)
Arc
Voltage
(on state
Voltage)
@1Amp Min
Max
Follow
On
Current3
Nominal
AC
Discharge
Current
(10x1sec
@50-60Hz)
AC
Discharge
Current
(1 x 50Hz
9 cycles)
Nominal
Impulse
Discharge
Current4
(@8/20μs)
Max
Surge
Current5
(@8/20μs)
MIN
TYP
MAX
MAX
MIN
MAX
TYP
AC1201
A
230
285
340
500
550
(at 100V)
<1.5 pf
~ 25 V
200
Amps
5 A
65 A
10 shots
5kA
1 shot
10kA
AC2401
A
480
600
720
1100
1200
CG3 1.01
A
800 1000 1200
1400
1500
(at 100V)
<1.5 pf
~ 25 V
200
Amps
N/A
N/A
10 shots
5kA
1 shot
10kA
CG3 1.11
A
880 1100 1320
1600
1700
CG3 1.21
A
960 1200 1440
1700
1800
CG3 1.31
A
1040 1300 1560
1800
1900
CG3 1.51
A
1200 1500 1800
1800
2000
CG3 2.01
A
1600 2000 2400
2500
2750
CG3 2.51
A
2000 2500 3000
3200
3500
CG3 2.71
A
2160 2700 3240
3600
4000
CG3 3.01
A
2400 3000 3600
4000
4200
CG3 3.31
A
2640 3300 3960
4600
4700
CG3 4.02
B
3200 4000 4800
5800
6000
CG3 4.52
B
3600 4500 5400
6150
6500
CG3 5.02
B
4000 5000 6000
7500
8000
CG3 6.22,7
B
4960 6200 7440
8100
9500
CG3 6.52,7
B
5200 6500 7800
9500
10000
CG3 7.52,6,7
B
6000 7500 9000 10000
10600
NOTES:
1. Refer to Production Dimensions section, outline A devices
2. Refer to Production Dimensions section, outline B devices
3. Tested to UL1449 Third Edition -- 120V r.ms. for AC120, 230V r.m.s. all others.
Conducted with suitable MOV connected in series.
4. 10 x [5(+) and 5(-)] applications 5kA @ 8/20μs
5. 1 x [1(+) and 1(-)] application 10kA @ 8/20μs
6. CG3 7.5 product UL approval is currently pending
7. When ordering this item, use suffix code D004 when entering the part number.
The older product version without D004 suffix code has been discontinued.
Refer to Part Numbering System section for additional information.
Product Characteristics
Materials
Core Outline A & B items:
Device: Tin Plated 17.5±12.5 Microns
Axial Outline A & B items:
Device & Wire: Tin Plated 17.5±12.5 Microns
Product Marking
LF Logo, Voltage and date code;
Black ink positive print
Glow to arc
transition current
< 0.5Amps
Glow Voltage
~ 140 Volts
Storage and
Operational
Temperature
-40 to +90


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