B32 SERIES
Gas Discharge Tube (GDT) Data Sheet
Features
■ High insulation resistance
■ Low capacitance (≤0.5pF)
■ 500A 8/20μs maximum surge current capacity in accordance with IEC61000-4-5
■ 4KV 10/700μs maximum surge rating in accordance with ITU-TK.21
■ Surface mounted gas arrester
■ Micro-Gap Design
■ Size 3216(1206)
■ Storage and operating temperature: -40℃ ~ +85℃
■ Meets MSL level 1, per J-STD-020
■ Safety certification: UL E244458 & E465643
Applications
■ Repeaters, Modems
■ Telephone Interface, Line cards
■ Data communication equipment
■ Line test equipment
Part Number Code
B32
XXX
LF
Lead Free
DC Spark-over Voltage
Size
Dimensions
1.8mm
1.6±0.3mm
1.6±0.3mm
0.3±0.1mm
2.0mm
3.2±0.3mm
1.6±0.3mm
4.4mm
Recommended Pad Size
Revision: GDT-B32 SERIES-001(A3)
2/5
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B32 SERIES
Electrical Characteristics
DC
Spark-over
Voltage
Maximum
Impulse
Spark-over
Voltage
Maximum
Capacitance
Nominal
Impulse
Discharge
Current
Impulse
Withstanding
Voltage
Capacity
100V/s
1000V/μs
Test
Voltage
(1MHz)
8/20μs
10 Times
10/700μs
10 Times
(V)
(V)
DC(V)
(pF)
(A)
(KV)
B32-150-LF
150±30%
750
50
1
0.5
500
4
None
B32-200-LF
200±30%
900
100
1
0.5
500
4
None
B32-230-LF
230±30%
950
100
1
0.5
500
4
None
B32-300-LF
300±30%
1000
100
1
0.5
500
4
None
B32-350-LF
350±30%
1100
100
1
0.5
500
4
None
B32-400-LF
400±30%
1100
100
1
0.5
500
4
None
B32-420-LF
420±30%
1200
100
1
0.5
500
4
None
B32-470-LF
470±30%
1200
100
1
0.5
500
4
None
Part
Number
Minimum
Insulation
Resistance
(GΩ)
Device
Marking
Code
Electrical Ratings
Items
DC Spark-over
Voltage
Maximum Impulse
Spark-over Voltage
Insulation
Resistance
Capacitance
Test Condition/Description
Requirement
The voltage is measured with voltage ramp dv/dt=100V/s.
The maximum impulse spark-over voltage is measured with voltage
ramp dv/dt=1000V/μs.
The resistance of gas tube shall be measured between two
electrodes.
The capacitance of gas tube shall be measured between two
electrodes. Test frequency: 1MHz
Impulse
Discharge
Current
Maximum 8/20μs surge current that can be applied between two
electrodes, 5 positive and 5 negative surges, with 3 minutes interval
time.
Impulse
Withstanding
Voltage
The maximum 10/700μs surge that can be applied to the Gas Tube, 5
positive and 5 negative surges, with 1 minute interval time.
Revision: GDT-B32 SERIES-001(A3)
3/5
To meet
the specified
value
http://brightking.pulseelectronics.com
B32 SERIES
Reliability
Items
Test conditions / Methods
Cold Resistance
Measurement after -40℃/1000 HRS & normal
temperature/2 HRS.
Heat Resistance
Measurement after 125℃/1000 HRS & normal
temperature/2 HRS.
Humidity
Standard
Features are conformed to rated
spec.
Measurement after humidity 90~95℃(45℃)
/1000 HRS & normal temperature/2 HRS.
Resistance
Temperature
Cycle
10 times repetition of cycle -40℃/30min
→normal, temp/2 min →125℃/30min,
measurement after normal temp/2 HRS.
Solder Ability
Check for solder adhesion after 260±5℃ for 3sec ,
Evenly covered by solder.
The body immersion depth 1.5mm in molten solder
Solder Heat
Measurement after 260±5℃ solder for 10sec, The
body immersion depth 1.5mm in molten solder
Conformed to rated spec.
Recommended Soldering Conditions
Reflow Soldering
Critical Zone
TL to TP
tP
TP
Ramp-up
TL
tL
Temperature
TS max
TS min
Ramp-down
tS
Preheat
25
t 25℃ to Peak
Time
Revision: GDT-B32 SERIES-001(A3)
4/5
http://brightking.pulseelectronics.com
B32 SERIES
Recommended Conditions
Profile Feature
Pb-Free Assembly
3℃/second max.
Average ramp-up rate (TL to TP)
Preheat
-Temperature Min (TS min)
-Temperature Max (TS max)
-Time (min to max) (ts)
TS max to TL
-Ramp-up Rate
Time maintained above:
-Temperature (TL)
-Time (tL)
150℃
200℃
60-180 seconds
3℃/second max.
217℃
60-150 seconds
260℃
Peak Temperature (TP)
Time within 5℃ of actual Peak Temperature (tP)
20-40 seconds
6℃/second max.
Ramp-down Rate
Time 25℃ to Peak Temperature
8 minutes max.
Packaging
Tape
Items
Reel
t
D
Dimension (mm)
Spec.
Tolerance
W
8.00
±0.20
P0
4.00
±0.10
P1
4.00
±0.10
P2
2.00
±0.10
D0
1.55
±0.05
D1
1.00
±0.05
E
1.75
±0.10
F
3.50
±0.10
A0
2.00
±0.10
K0
2.00
±0.10
B0
3.80
±0.10
t0
0.30
±0.10
D
170.00
±2.00
d
13.00
±0.50
L
12.00
±2.00
t
1.20
±0.20
d
L
Quantity: 2500pcs
Revision: GDT-B32 SERIES-001(A3)
5/5
http://brightking.pulseelectronics.com
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