PPTC/K250 Series
Features
Radial leaded Devices
Applications
Almost anywhere there is a low voltage
power supply, up to DC60V and a load
to be protested, including:
Cured,flame retardant epoxy polymer
insulating material meets UL94V-0
requirements
Bulk packaging,or tape and reel
available on most models
Security and fire alarm systems
Analog and digital line cards
Modems and DSL
Product dimensions ( mm )
Model
K250-040U
K250-060U
K250-080U
K250-090U
K250-110U
K250-120
K250-120U
K250-145U
K250-180T
K250-180U
K250-200U
K250-400U
K250-600U
K250-800U
Fig
1(2)
1(2)
1
1
3
4
3
3
1
A(max)
7.4
7.4
7.4
7.4
7.0
5.5
7.0
7.0
10.2
9.0
12.0
12.0
16.0
20.0
B(max)
12.7
12.7
12.7
12.7
12.6
5.5
12.6
12.6
14.5
11.0
17.0
17.0
18.0
22.0
C(max)
4.5
4.5
4.5
4.5
4.5
2.6
4.5
4.5
4.2
4.5
4.5
4.5
4.5
4.5
D(typ)
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
3
5
5
5
5
Physical Characteristcs
Material:Leads
K250-040U~600U
Tin plated copper,22AWG,0.60mm
Tin plated copper,20AWG,0.80mm
K250-800U
Environmental Specifications
Test
Passive aging
conditions
Resistance change
±8% typical
+85℃,100hts
+85℃,85%R.H.,100hrs
+125℃,to-55℃,10times
MIL-STD-202,Method 215
MIL-STD-202,Method 201
Humidity aging
Thermal shock
Resistance to solvent
±8% typical
±12% typical
No change
Vibration
No change
Storage conditions:-40℃ to 85℃
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REV.2014.05.01
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