SG75 Littelfuse Inc, SG75 Datasheet - Page 2

• Manufacturer Part Number: SG75
• Description: SURGE ARRESTER GDT 75V 2KA SMD
• Manufacturer: Littelfuse Inc
• Series: SGr

Specifications of SG75

• Spark Over Voltage: 75V
• Tolerance: ±30%
• Impulse Discharge Current: 2.0kA 8x20µs
• Package / Case: 1812 (4532 Metric)
• Mounting Type: Surface Mount
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: F4125TR

SG Series
SG75
SG90
SG150
SG230
SG300
SG300Q 210 300 390
SG350
SG350Q 263 350 437
SG400
SG420
SG420Q 315 420 525
Number
Electrical Characteristics
Product Characteristics
Materials
Storage and
Operational
Temperature
Typical Insertion Loss
Part
MIN TYP MAX
DC Breakdown
105 150 195
172 230 288
225 300 375
263 350 437
300 400 500
315 420 525
52
63
in Volts
75
90
117
98
Construction Ceramic Insulator.
Gas Discharge Tube (GDT) Products
Breakdown
Impulse
in Volts
MAX
500
500
500
650
700
580
750
600
800
800
650
Breakdown
Device Specifications
Impulse
In Volts
1000
650
600
600
800
850
650
900
700
950
750
Resistance
(at 50VDC)
Insulation
Q
MIN
Revised: September 26, 2011
Capaci-
<0.8 pf
tance
<1 pf
<1 pf
MAX
64
Voltage vs. Time Characteristic
Voltage
~10 V
~12 V
~20 V
~12 V
~10 V
~20 V
Arc
SG Series
0
Transition
Current
Customer should verify actual device performance in their specific applications.
to Arc
~1.0 A
~0.5 A
~0.8 A
~0.5 A
~1.0 A
Glow
200
Voltage
~140 V
~140 V
~140 V
~60 V
~90 V
~90 V
~90 V
~60 V
Glow
400
Please refer to www.littelfuse.com for current information.
Time (ns)
Specifications are subject to change without notice.
Discharge
600
Nominal
Current
Max dynamic breakover
voltage
NA*
NA*
NA*
AC
2 A
2 A
2 A
2 A
Hold-over voltage
800
On-State voltage
Life Ratings
Discharge
Nominal
Impulse
Current
2kA
1kA
1000
©2011 Littelfuse, Inc.
Discharge
Nominal
Impulse
Current
1200
10 A