•ꢀ
•ꢀ
•ꢀ
•ꢀ
•ꢀ
USBꢀperipherals
Diskꢀdrives
Mobileꢀphonesꢀ-ꢀbatteryꢀ
andꢀportꢀprotection
•ꢀ
•ꢀ
•ꢀ
Diskꢀdrives
CD-ROMs
PDAsꢀ/ꢀdigitalꢀcameras
Plugꢀandꢀplayꢀprotectionꢀ
forꢀmotherboardsꢀandꢀ
peripherals
Gameꢀconsoleꢀportꢀ
protection
Rꢀ1maxꢀ=ꢀ
Maximumꢀresistanceꢀofꢀdeviceꢀatꢀ20°Cꢀmeasuredꢀoneꢀhourꢀafterꢀtrippingꢀorꢀreflowꢀ
solderingꢀofꢀ260°Cꢀforꢀ20ꢀsec.
POLYFUSE® Resettable PTCs
Surface Mount
0805L Series
Description
Theꢀnewꢀ0805Lꢀseriesꢀdeviceꢀprovidesꢀsurfaceꢀmountꢀ
overcurrentꢀprotectionꢀforꢀapplicationsꢀwhereꢀspaceꢀisꢀatꢀ
aꢀpremiumꢀandꢀresettableꢀprotectionꢀisꢀdesired.
Features
•ꢀ
•ꢀ
•ꢀ
RoHSꢀcompliantꢀandꢀꢀꢀ
lead-freeꢀ
•ꢀ
•ꢀ
•ꢀ
Lowꢀresistance
Low-profile
Fastꢀresponseꢀtoꢀfaultꢀ
currents
Compatibleꢀwithꢀhighꢀ
temperatureꢀsolders
Compactꢀdesignꢀsavesꢀ
boardꢀspace
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E183209
Applications
R50082521
Electrical Characteristics
Maximum Time
To Trip
Agency
Approvals
Resistance
P d
max.
(W)
I hold
(A)
I trip
(A)
V max
(Vdc)
I max
(A)
Part Number
Marking
R min
(Ω)
R typ
(Ω)
R 1max
(Ω)
Current
(A)
Time
(Sec.)
0805L010
0805L020
0805L035
0805L050
0805L075
0805L100
A
C
E
F
0.10
0.20
0.35
0.50
0.75
1.0
0.30
0.50
0.75
1.00
1.50
1.95
15
9
100
100
100
100
40
0.5
0.5
0.5
0.5
0.6
0.6
0.50
8.00
8.00
8.00
8.00
8.00
1.50
0.02
0.10
0.10
0.20
0.30
1.000
0.650
0.250
0.150
0.090
0.060
3.500
2.000
0.750
0.500
–
6.000
3.500
1.200
0.850
0.350
0.210
X
X
X
X
X
X
X
X
X
X
X
X
6
6
G
N
6
6
40
–
Iꢀholdꢀ=ꢀHoldꢀcurrent:ꢀmaximumꢀcurrentꢀdeviceꢀwillꢀpassꢀwithoutꢀtrippingꢀinꢀ20°Cꢀstillꢀair.ꢀ
Iꢀtripꢀ=ꢀTripꢀcurrent:ꢀminimumꢀcurrentꢀatꢀwhichꢀtheꢀdeviceꢀwillꢀtripꢀinꢀ20°Cꢀstillꢀair.
Vꢀmaxꢀ=ꢀMaximumꢀvoltageꢀdeviceꢀcanꢀwithstandꢀwithoutꢀdamageꢀatꢀratedꢀcurrentꢀ(Iꢀmax)ꢀ
Rꢀtypꢀ=ꢀTypicalꢀresistanceꢀofꢀdeviceꢀinꢀinitialꢀ(un-soldered)ꢀstate.
Caution:ꢀOperationꢀbeyondꢀtheꢀspecifiedꢀratingꢀmayꢀresultꢀinꢀdamageꢀandꢀpossibleꢀarcingꢀ
andꢀflame.
Iꢀmaxꢀ=ꢀMaximumꢀfaultꢀcurrentꢀdeviceꢀcanꢀwithstandꢀwithoutꢀdamageꢀatꢀratedꢀvoltageꢀ(Vmax
Pꢀdꢀ=ꢀPowerꢀdissipatedꢀfromꢀdeviceꢀwhenꢀinꢀtheꢀtrippedꢀstateꢀatꢀ20°Cꢀstillꢀair.
Rꢀminꢀ=ꢀMinimumꢀresistanceꢀofꢀdeviceꢀinꢀinitialꢀ(un-soldered)ꢀstate.
)
0805L Series
ꢀ
www.littelfuse.com
Specifications are subject to change without notice.
Electronics Designers Guide
©2006 Littelfuse