CG2470L Littelfuse Inc, CG2470L Datasheet - Page 2

• Manufacturer Part Number: CG2470L
• Description: SURGE ARRESTER GDT 470V AXIAL
• Manufacturer: Littelfuse Inc
• Series: CG2r

Specifications of CG2470L

• Spark Over Voltage: 470V
• Impulse Discharge Current: 20kA 8x20µs
• Package / Case: Axial
• Mounting Type: Through Hole
• Peak Pulse Current: 20 A
• Dc Breakover Voltage (nominal): 470 V
• Number Of Electrodes: 2
• Termination Style: Axial
• Failsafe Protection Y/n: N
• Dimensions: 8.1 mm D x 6.07 mm L
• Mounting Style: Through Hole
• Technology: Gas Plasma Arrester
• Voltage Rating: 470 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Tolerance: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 420-1081; 420-1081; CG2-470L

©2010 Littelfuse, Inc.
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.
CG75
CG90
CG90 SN
CG110
CG2145
CG2145 SN 120 145 174
CG2230
CG2230 SN 184 230 276
CG2250
CG2250 SN 200 250 300
CG2300
CG2300 SN 240 300 360
CG2350
CG2350 SN 280 350 420
CG2420
CG2470
CG2470 SN 376 470 564
CG2600
CG2600 SN 480 600 720
CG2800
CG21000
Electrical Characteristics
Product Characteristics
Materials
Product Marking
Number
Part
1
1
MIN
195 230 265
213 250 288
255 300 345
297 350 403
357 420 483
400 470 540
510 600 690
680 800 920
850 1000 1150
116 145 174
60
72
72
88
DC Breakdown
(@100V/s)
in Volts
TYP MAX
110
75
90
90
LS, Axial:
Core:
MS:
LF Logo, Voltage and date code; Black in
positive print
108
108
132
90
Device Specifications (at 25°C)
Impulse
(@100V/μs)
in Volts
Break-
down
1000
1000
1200
1500
MAX
400
400
400
450
500
500
600
600
625
625
700
700
750
750
800
850
850
(@1 Kv/μsec)
Impulse
down In
Break-
1000
1200
1200
1400
1400
1500
1600
Volts
650
600
600
600
600
600
700
700
725
725
800
800
900
900
Gas Discharge Tube (GDT) Products
CG/CG2 Series
Resistance
Insulation
(at 100V)
(at 50V)
10
10
MIN
10
10
Revised: January 21, 2011
Capaci-
1.5 pf
tance
MAX
31
Voltage
(on state
Voltage)
15 V
TYP
Arc
Glow to arc
transition current
Glow Voltage
Storage and
Operational
Temperature
Maximum Follow
On Current
10/1000μs)
Surge
shots
Life
400
1
(@20kA)
Discharge
(@10kA)
10 shots
10 shots
Nominal
Impulse
Current
Life Ratings
3
Discharge
Nominal
Current
(10x1sec
20 A
10 A
AC
Dischage
Current
100 A
(9 cycle
65 A
AC
Holdover
Voltage
135 V
52 V
80 V
TYP
DC
2
CG/CG2 Series
Discharge
Impulse
Current
2.5kA
Max
4kA