Specifications are subject to change without notice.
Revised: 12/12/17
5.2
2.8
4
Recommended Soldering Pad Layout
Gas Discharge Tubes
SG Series
Tape and Reel Dimensions
(IEC 60286-3, dimension in mm)
Tape Specifications
IEC 60286-3
Dimensions in mm
section
A-A
0.4
±0.05
section
B-B
Part Numbering System and Ordering Information
5°
SG xxx Q
Series
Square GDT
1.75
±0.1
A
2
±0.1
4
±0.10
Ø 1.55
±0.05
Ø 1.6
±0.1
Breakdown Voltage
75 = 75V
90 = 90V
150 = 150V
200 = 200V
230 = 230V
300 = 300V
350 = 350V
400 = 400V
420 = 420V
450 = 450V
(Not available without “Q” suffix)
500 = 500V
(Not available without “Q” suffix)
600 = 600V
(Not available without “Q” suffix)
4.9
±0.1
5°
12
0
5.5
±0.1
+0.3
B
R0.5 typical
B
3.65
±0.1
8
±0.1
3
±0.1
A
SMD-Tape has to withstand
a minimum Force of
F > 20 N / pocket
2 Kg / pocket
minimum vertical load
(minimum checking
quantity:10 pockets)
Device Option Code
(Blank) = Standard device
Q
= Quick Response Version
(300V, 350V, 420V, 450V,
500V, 600V only)
Packaging
Reel Specifications
IEC 60286-3
Dimensions in mm
Part Number and Device Type
SGxxx
Surface mount
Quantity and Packaging
Description
2000pcs/reel in tape and reel
1.5 min.
12.8 min.
R0.75
18.4 max.
12.4 +2/-0
11.9 min.
Disclaimer Notice -
Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and
test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete
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