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| Categories | PPTC Resettable Fuse | 
|---|---|
| Place of Origin: | Dongguan,Guangdong,China | 
| Brand Name: | UCHI | 
| Certification: | UL.VDE.SGS. | 
| Model Number: | LSMD300 | 
| MOQ: | 3000PCS | 
| Price: | Negotiable | 
| Packaging Details: | Reel 1000PCS/Reel | 
| Delivery Time: | 3~5 working days | 
| Payment Terms: | T/T,Paypal,Western Union,Money gram | 
| Supply Ability: | 8000,000,000PCS Per Month | 
| Company Info. | 
| Guangdong Uchi Electronics Co.,Ltd | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
UL High Power PPTC Resettable Fuse
Quick Detail:
Description:
The LSMD2920 Series device provides surface mount overcurrent protection for medium voltage (≤60V) applications where resettable protection is desired.
Applications:
◆ Computer mother borad,Modem
◆ Industrial controls
◆ IEEE ports
◆ Portable electronics
Specifications:
Electrical Characteristics
P/N  | |||||||||
IH, (A)  | IT,(A)  | Vmax,(v)  | Imax,(A)  | (A)  | (Sec.)  | Pd typ(W)  | Rmin  | R1max  | |
LSMD030  | 0.30  | 0.60  | 60  | 10  | 1.5  | 3.0  | 1.5  | 0.600  | 4.800  | 
LSMD050  | 0.50  | 1.00  | 60  | 10  | 2.5  | 4.0  | 1.5  | 0.180  | 1.400  | 
LSMD075  | 0.75  | 1.50  | 33  | 40  | 8.0  | 0.3  | 1.5  | 0.100  | 1.000  | 
LSMD100  | 1.00  | 2.00  | 33  | 40  | 8.0  | 0.5  | 1.5  | 0.065  | 0.410  | 
LSMD125  | 1.25  | 2.50  | 33  | 40  | 8.0  | 2.0  | 1.5  | 0.050  | 0.250  | 
LSMD150  | 1.50  | 3.00  | 33  | 40  | 8.0  | 2.0  | 1.5  | 0.035  | 0.230  | 
LSMD185  | 1.85  | 3.70  | 33  | 40  | 8.0  | 2.5  | 1.5  | 0.030  | 0.150  | 
LSMD200  | 2.00  | 4.00  | 16  | 40  | 8.0  | 4.5  | 1.5  | 0.020  | 0.120  | 
LSMD250  | 2.50  | 5.00  | 16  | 40  | 8.0  | 16.0  | 1.5  | 0.020  | 0.085  | 
LSMD260  | 2.60  | 5.20  | 6  | 40  | 8.0  | 10.0  | 1.5  | 0.014  | 0.075  | 
LSMD300  | 3.00  | 6.00  | 6  | 40  | 8.0  | 20.0  | 1.5  | 0.010  | 0.055  | 
LSMD300D  | 3.00  | 5.20  | 24  | 20  | 8.0  | 20.0  | 1.5  | 0.010  | 0.055  | 
IH=Hold current: maximum current at which the device will not trip at 25℃ still air.
IT=Trip current: minimum current at which the device will always trip at 25℃ still air.
Vmax=Maximum voltage device can withstand without damage at rated current.
Imax=Maximum fault current device can withstand without damage at rated voltage.
Ttrip=Maximum time to trip(s) at assigned current.
Pdtyp=Typical power dissipation: typical amount of power dissipated by the device when in state air environment.
Rmin=Minimum device resistance at 25℃ prior to tripping.
Rmax=Maximum device resistance at 25℃ prior to tripping.
Product Dimensions & Marking (Unit: mm) :

P/N  | Marking  | A  | B  | C  | D  | |||
Min.  | Max.  | Min.  | Max.  | Min.  | Max.  | Min.  | ||
LSMD030  | T030  | 6.73  | 7.98  | 4.80  | 5.44  | 0.75  | 1.15  | 0.30  | 
LSMD050  | T050  | 6.73  | 7.98  | 4.80  | 5.44  | 0.75  | 1.15  | 0.30  | 
LSMD075  | T075  | 6.73  | 7.98  | 4.80  | 5.44  | 0.75  | 1.15  | 0.30  | 
LSMD100  | T100  | 6.73  | 7.98  | 4.80  | 5.44  | 0.65  | 1.05  | 0.30  | 
LSMD125  | T125  | 6.73  | 7.98  | 4.80  | 5.44  | 0.65  | 1.05  | 0.30  | 
LSMD150  | T150  | 6.73  | 7.98  | 4.80  | 5.44  | 0.65  | 1.50  | 0.30  | 
LSMD185  | T185  | 6.73  | 7.98  | 4.80  | 5.44  | 0.65  | 1.50  | 0.30  | 
LSMD200  | T200  | 6.73  | 7.98  | 4.80  | 5.44  | 0.55  | 0.95  | 0.30  | 
LSMD250  | T250  | 6.73  | 7.98  | 4.80  | 5.44  | 0.55  | 0.95  | 0.30  | 
LSMD260  | T260  | 6.73  | 7.98  | 4.80  | 5.44  | 0.45  | 0.85  | 0.30  | 
LSMD300  | T300  | 6.73  | 7.98  | 4.80  | 5.44  | 0.45  | 0.85  | 0.30  | 
LSMD300D  | T300  | 6.73  | 7.98  | 4.80  | 5.44  | 0.65  | 1.50  | 0.30  | 
Thermal Derating Chart – I hold (Amps)
P/N  | Ambient Operating Temperature  | ||||||||
-40℃  | -20℃  | 0℃  | 25℃  | 40℃  | 50℃  | 60℃  | 70℃  | 85℃  | |
LSMD030  | 0.45  | 0.40  | 0.35  | 0.30  | 0.25  | 0.23  | 0.20  | 0.17  | 0.14  | 
LSMD050  | 0.76  | 0.67  | 0.59  | 0.50  | 0.42  | 0.38  | 0.33  | 0.29  | 0.23  | 
LSMD075  | 1.13  | 1.01  | 0.88  | 0.75  | 0.62  | 0.56  | 0.50  | 0.44  | 0.34  | 
LSMD100  | 1.66  | 1.47  | 1.29  | 1.10  | 0.91  | 0.83  | 0.73  | 0.64  | 0.50  | 
LSMD125  | 1.89  | 1.68  | 1.46  | 1.25  | 1.04  | 0.94  | 0.83  | 0.73  | 0.56  | 
LSMD150  | 2.27  | 2.01  | 1.76  | 1.50  | 1.25  | 1.13  | 1.00  | 0.87  | 0.74  | 
LSMD185  | 2.80  | 2.47  | 2.17  | 1.85  | 1.54  | 1.39  | 1.22  | 1.07  | 0.85  | 
LSMD200  | 3.02  | 2.68  | 2.34  | 2.00  | 1.66  | 1.50  | 1.32  | 1.16  | 0.90  | 
LSMD250  | 3.78  | 3.35  | 2.93  | 2.50  | 2.08  | 1.88  | 1.65  | 1.45  | 1.13  | 
LSMD260  | 3.64  | 3.25  | 2.91  | 2.60  | 2.26  | 2.08  | 1.95  | 1.74  | 1.13  | 
LSMD300  | 4.53  | 4.02  | 3.51  | 3.00  | 2.52  | 2.26  | 1.99  | 1.75  | 1.34  | 
LSMD300D  | 4.53  | 4.02  | 3.51  | 3.00  | 2.52  | 2.26  | 1.99  | 1.75  | 1.34  | 

A=LSMD030
B=LSMD050
C=LSMD075
D=LSMD100
E=LSMD125
F=LSMD150
G=LSMD185
H=LSMD200
I=LSMD250
J=LSMD260
K=LSMD300
◆ The Time to Trip curves represent typical performance of a device in a simulated application environment. Actual performance in specific customer applications may differ from these values due to the influence of other variables.
Agency Approvals:
Agency Approvals:UL,CSA,TUV
Regulation/Standard: RoHS RoHS 2.0(2011/65/CE)
Package information:
Model Q’ty/Reel
LSMD150/185/300D 1000pcs
LSMD030 ~ LSMD125 1500 pcs
LSMD200 ~ LSMD300 2000 pcs
Note: Reel packaging per EIA-481-1 standard
Competitive Advantage:

                                 
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