Thinking GF42R470NRM Smd 2-electrode 44.2 mm type Datasheet

Gas Discharge Tube:
:GF4 Series
SMD 2-Electrode Φ4*4.2 mm Type
Features
1. RoHS compliant
2. SMD type series
3. DC spark-over voltage:75~600V
4. Low capacitance
5. Agency recognition :UL
Recommended Applications
1. Data transmission lines
2. Communication lines
3. CATV system
4. Power distribution system
5. Power supplier
6. Test equipment
7. Instrumentation circuits
Part Number Code
Product Code
G
G
F
4
2
R
0
7
5
N
B
M
1
2
3
4
5
6
7
8
9
10
11
Electrode Number
2R
THINKING Gas
Discharge Tube
Lead Wire Style
2 Electrodes
N
No Lead
Packaging
B
T
R
Type Series (size)
F4
Φ4.0*T4.2
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specification are subject to change without notice.
12
Internal Control
Code
Bulk
Ammo
Taping
Reel
Taping
DC Spark-over
Voltage
070
230
600
14B
25B
13
Product Type
M
70V
230V
600V
1400V
2500V
1
SMD Round Type
www.thinking.com.tw
2010.09
Gas Discharge Tube:
:GF4 Series
SMD 2-Electrode Φ4*4.2 mm Type
Characteristics
DC
Breakdown
Voltage
Maximum Impulse
Breakdown
Voltage
Type
Maximum
Impulse
Discharge
Current
(8/20µs)
1
time
Normal
Alternating
Discharge
Current
Impulse
Life
(10/1000µs)
10
times
50Hz,
1Sec
Single
9 Cycles
Minimum
Insulation
Resistance
Maximum
Capacitance
(1MHz)
Safety
approvals
(GΩ)
(pF)
UL
497B
(100V/S)
100V/µs
1KV/µs
(V)
(V)
(V)
GF42R075NRM
75±20%
700
800
52
√
GF42R090NRM
90±20%
700
800
52
√
GF42R145NRM
145±20%
700
800
52
√
GF42R230NRM
230±20%
600
700
80
√
GF42R250NRM
250±20%
600
700
(KA)
5
100A
DC
Holdover
Voltage
Times
3
300
(A)
3
<150ms
(V)
6
80
√
1
0.5
GF42R300NRM
300±20%
600
700
150
√
GF42R350NRM
350±20%
650
800
150
√
GF42R400NRM
400±20%
700
800
150
√
GF42R470NRM
470±20%
800
900
150
√
GF42R600NRM
600±20%
900
1000
150
√
Note1: UL / 497B→ File No. E245070
Note 2 Insulation resistance test condition:
DC Breakdown Voltage
DC Measuring Voltage
70-90V
50V
120-400V
100V
470-600V
250V
Dimension
(unit:mm)
4.2± 0.5
4.0± 0.4
4.0± 0.4
0.4± 0.2
Recommended Pad Size
(unit: mm)
3.5
5.0
1.3
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specification are subject to change without notice.
2
www.thinking.com.tw
2010.09
Gas Discharge Tube:
:GF4 Series
SMD 2-Electrode Φ4*4.2 mm Type
Marking
Packaging
Taping
P0
E
D
F
W
t
P
K
Quantity:
: 900pcs per reel (13”
”)
Unit: mm
ITEM
P
P0
W
F
E
D
K
t
Spec.
12.0
4.0
16.0
7.5
1.75
Φ1.55
4.6
0.5
Tol.
±0.1
±0.1
±0.3
±0.1
±0.1
±0.05
±0.1
±0.05
330 ± 4.0
50 typ.
15typ.
Storage Conditions of GDT
(I) Storage conditions:
1. Storage Temperature: -10℃ ~ +40℃.
2. Relative humidity: ≦75%RH.
3. Gas discharge tube must be kept away from sunlight and stored in a non-corrosive atmosphere.
(II) Shelf life﹕1 year.
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specification are subject to change without notice.
3
www.thinking.com.tw
2010.09
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