VESD300KG [SPSEMI]
Surface Mount Varistor;
StarHope 
S P S E M I
ꢀ ꢁ ꢂ ꢃ
SMD Varistor/KG
Surface Mount Varistor
Features
Wide Varistor voltage range
SMD type body Size 2220
Large withstanding surge current
Fast response
Surface Mount packaging for automated assembly
Applications
Protection of semiconductors
Surge protection of consumer equipment
Surge protection of communication, measuring or controller instrument
Relay or electromagnetic Valve surge absorption
Explanation of Part Numbers
VESD240KX
Internal code
X:
K:
Size
180:
DC voltage
SMD Varistor
VESD:
Dimension
T
W
L
D
Dimensions(mm)
Dimensions Code
Inch
Metric
D
L
W
T
max
5.70 0.50 5.08 0.50
3.80
2220
5750
0.60 0.30
Page 1 of 3
www.spsemi.cn
REV.2017.07.10
S P S E M I
ꢀ ꢁ ꢂ ꢃ
SMD Varistor/KG
Electrical Characteristics
Maximum
Clamping
Voltage
Max Peak
Current
(8/20μs )
Typical
Capacitance
(Reference)
Maximum
Allowable Voltage Voltage
Varistor
Maximum
Energy
Part Number
DC
(V)
Acrms
(V)
VC
(V)
IP
(A)
IPP
(A)
10/1000μs
V1mA(V)
@1MHz (pF)
(J)
VESD180KG
VESD240KG
VESD300KG
VESD380KG
VESD420KG
VESD225KG
VESD385KG
18
24
14
18
21.5~30
27.4~36
51
67
5
5
5
5
5
5
5
600
600
600
600
600
400
400
2.5
2.5
2.5
2.5
2.5
8.5
10
3500
2800
2400
1800
1500
/
30
24
36.0~45.0
43.6~57
83
38
30
101
111
475
775
42
32
50.4~63.0
243~297
423~517
225
385
175
300
/
Reliability Test
Items
Requirements
Test Methods and Remarks
No.
Operating
Temperature
Range
1
-55℃～+125℃
Preheating temperature:120 to 150℃
Preheating time: 60s
Solder ：95.5%Sn、3.0%Ag、0.5%:Cu， of the
At least 90% of terminal electrode
should be covered with solder
solder.
2
Solder ability
Solder temperature: 450±5℃
Duration : 5±1s
Immersion into the colophony flux for 3 to 5 sec
Immersion speed: 25mm/sec
Preheating temperature: 120 to 150℃
Preheating time: 60s
Solder ：95.5%Sn、3.0%Ag、0.5%:Cu of the
solder.
No damage such as crucks should
be caused in chip element.
At least 75% of terminal electrode
is covered by new solder
Resistance
3
Solder temperature: 260±5℃
to Soldering
Varistor voltage change within±10%
Duration : 10±1s
Immersion into the colophony flux for 3 to 5 sec.
Immersion speed: 25mm/sec
Page 2 of 3
www.spsemi.cn
REV.2017.07.10
S P S E M I
ꢀ ꢁ ꢂ ꢃ
SMD Varistor/KG
Reliability Test
Test Methods and Remarks
No.
Items
Requirements
施加力
Applied
force
4N
规格型号
保持时间
Part Number
Keep time
1005
1608
10±1S
10±1S
10±1S
10±1S
5N
2012
6N
Adhesion of The termination and body should be no
4
5
3216
10N
electrode
damage.
3225 、 4532 、
5750、8063、1080
15N
10±1S
Low
No mechanical damage.
Temperature: -55±2℃
+24
－0
temperature
resistance
Varistor voltage change within±5%
Testing time: 500
h
Warp: 2mm
Testing board: glass epoxy-resin substrate
Thickness: 0.8mm
No mechanical damage.
Varistor voltage change within±10%
Bending
strength
6
7
No mechanical damage.
Varistor voltage change within±5%
Drop 10 times on a concrete floor from a high of
1m.
Drop
Amplitude modulation: 1.5mm
No mechanical damage.
Varistor voltage change within±5%
Test time: A period of 2h in each of 3 mutually
Vibration
8
9
perpendicular directions.
Frequency range: 10Hz to 55Hz to 10Hz for 1min.
No mechanical damage.
Varistor voltage change within±5%
High
temperature
Applied voltage: Working voltage
+24
Testing time: 1000
h
－0
resistance
Temperature: 85±2℃
Humidity: 90 to 95% RH
Temperature: 55±2℃
+24
－0
Static
Humidity
No mechanical damage.
Testing time: 500
h
10
Varistor voltage cha
nge within±5%
55
R oom
tem perature
500 hours
24 hours
Temperature: -40℃ for 30±3min
+85℃ for 30±3min
Transforming interval : 5 ±3min 20 sec
Number of cycles: 32
No mechanical damage.
Varistor voltage change within±5%
11
Thermal
Shock
Note:When there are questions concerning, measurement shall be made after 24±2hrs of recovery under the
standard condition.
Page 3 of 3
www.spsemi.cn
REV.2017.07.10
相关型号：
©2020 ICPDF网 联系我们和版权申明