CREATEK Microelectronics
Polyswitch Resettable PTC in 2920
SMD2920 Series
Features
Electrical Characteristics
Rev. 1.0
www.crea-tek.com
1
Applications
■
■
■
■
■
Mobile phones- Battery and port protection
■
PC motherboards – Plug and Play protection
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PDAs/Digital cameras
Surface Mount Devices
Standard 2920mils footprint
Surface mount packaging for automated assembly
Compatible with Pb and Pb-free solder reflow profiles.
■
USB port protection
■
HDMI source protection
■
Game console port protection
V
max
I
max
I
hold
I
trip
P
d
Rimin R1max
(Vdc) (A) (A) (A) (W) Current(A) Time(Sec) Ω)((Ω)
SMD2920C030SF60V 60 10 0.3 0.6 1.5 1.5 3 0.6 4.8
SMD2920C050SF60V
60 10 0.5 1 1.5 2.5 4 0.18 1.4
SMD2920C075SF33V
33 40 0.75 1.5 1.5 8 0.3 0.1 1
SMD2920C100SF60V
60
40 1.1 2.2 1.5 8 0.5 0.065 0.41
SMD2920C125SF33V
33 40 1.25 2.5 1.5 8 2 0.05 0.25
SMD2920C150SF33V
33 40 1.5 3 1.5 8 2 0.035 0.23
SMD2920C185SF33V
33 40 1.85 3.7 1.5 8 2.5 0.03 0.15
SMD2920C200SF16V
16 40 2 4 1.5 8 4.5 0.02 0.12
SMD2920C250SF16V
16 40 2.5 5 1.5 8 16 0.02 0.085
SMD2920C260SF6V
6 40 2.6 5.2 1.5 8 10 0.014 0.075
SMD2920C300SF6V
6 40 3 6 1.5 8 20 0.012 0.048
SMD2920C300SF16V
16 40 3 6 1.5 8 20 0.012 0.048
SMD2920C400SF16V
16 40 4 8 1.5 20 4 0.008 0.04
SMD2920C500SF6V
6 40 5 10 1.5 25 5 0.005 0.031
SMD2920C500SF12V
12 40 5 10 1.5 25 5 0.005 0.031
SMD2920C500SF16V
16 40 5 10 1.5 25 5 0.005 0.031
Part Number
Maximum Time To Trip
SMD2920C600SF6V
6 40 6 12 1.5 25 6 0.003 0.025
24
40 4 8 1.5 20 4 0.008 0.04
SMD2920C400SF24V
SMD2920C100SF33V
33
40
1.1 2.2
1.5
8
0.5 0.065 0.41
SMD2920C200SF24V
24
40
2 4
1.5 8
4.5
0.02
0.12
SMD2920C075SF60V
60
40 0.75 1.5 1.5 8 0.3 0.1 1
CREATEK Microelectronics
SMD2920 Series
Rev. 1.0, 23-May-2012
www.crea-tek.com
2
I
H
=Hold current: maximum current at which the device will not trip at 25℃ still air.
I
T
=Trip current: minimum current at which the device will always trip at 25℃ still air.
V
max
=Maximum voltage device can withstand without damage at rated current.
I
max
=Maximum fault current device can withstand without damage at rated voltage.
P
d
=Typical power dissipation: typical amount of power dissipated by the device when in state air environment.
Ri
min
=Minimum device resistance at 25℃ prior to tripping.
R
max
=Maximum resistance of device when measured one hour post trip at 25℃
.
Test Procedures And Requirements
Test Test Conditions Accept/Reject Criteria
Resistance
In still air @ 25℃
R
min
≤R≤R
max
Time to Trip
Specified current, V
max
, 25℃
T≤maximum Time to Trip
Hold Current 30min, at I
H
No trip
Trip Cycle Life V
max
, I
max
, 100cycles No arcing or burning
Trip Endurance V
max
, 24hours No arcing or burning
Thermal Derating Chart
Recommended Hold Current (A) at Ambient Temperature (ºC)
-40°C -20°C 0°C 25°C 40°C 50°C 60°C 70°C 85°C
SMD2920C030SF 0.45 0.4 0.35 0.3 0.25 0.23 0.2 0.17 0.14
SMD2920C050SF
0.76 0.67 0.59 0.5 0.42 0.38 0.33 0.29 0.23
SMD2920C075SF
1.13 1.01 0.88 0.75 0.62 0.56 0.5 0.44 0.34
SMD2920C100SF
1.66 1.47 1.29 1.1 0.91 0.83 0.73 0.64 0.5
SMD2920C125SF
1.89 1.68 1.46 1.25 1.04 0.94 0.83 0.73 0.56
SMD2920C150SF
2.27 2.01 1.76 1.5 1.25 1.13 1 0.87 0.74
SMD2920C185SF
2.8 2.47 2.17 1.85 1.54 1.39 1.22 1.07 0.85
SMD2920C200SF
3.02 2.68 2.34 2 1.66 1.5 1.32 1.16 0.9
SMD2920C250SF
3.78 3.35 2.93 2.5 2.08 1.88 1.65 1.45 1.13
SMD2920C260SF
3.64 3.25 2.91 2.6 2.26 2.08 1.95 1.74 1.13
SMD2920C300SF
4.53 4.02 3.51 3 2.52 2.26 1.99 1.75 1.34
SMD2920C400SF
6.04 5.36 4.68 4 3.36 3.01 2.65 2.33 1.79
SMD2920C500SF
7.55 6.7 5.85 5 4.2 3.77 3.32 2.92 2.23
SMD2920C600SF
8.6 7.7 6.8 6 4.95 4.6 4.06 3.65 3.15
Ambient Operation Temperature
Part Number