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Schurter, Inc. Phone 707-778-6311 Fax 707-778-6401 E-mail info@schurterinc.com Website http://www.schurterinc.com
112
Test Procedures And Requirements
Test
Test Conditions
Accept/Reject Criteria
Visual/Mech.
Verify dimensions and materials
Per PF physical description
Resistance
In still air @ 23°C
Rmin
≤ R ≤ Rmax
Time to Trip
5 times Ihold, Vmax, 23°C
T
≤ max. time to trip (seconds)
Hold Current
30 min. at Ihold
No trip
Trip Cycle Life
Vmax, Imax, 100 cycles
No arcing or burning
Trip Endurance
Vmax, 48 hours
No arcing or burning
UL File Number
See above
CSA File Number
See above
TV File Number
See above
Specifications are subject to change without notice.
NEW
RA010
Cured, flame retardant epoxy
polymer insulating material meets
UL 94V-0 requirements
Bulk packaging, tape and reel and Ammo-
Pak available on most
models
Applications: Almost anywhere there is a low
voltage power supply and a load to be
protected, including: computers &
peripherals, general electronics, automotive
applications
Approvals *
UL
recognition, file #E172175
.1A - 9A/30V (.1A-9A/60V pending)
CSA
acceptance, file #CA702083
[.1A - .9A/60V; .9A(.009) to 9A/30V]
TV
certification, file #R9872200
[.1A - .9A/60V; .9A(.009) to 9A/30V]
* rated amps at hold current I
hold
Technical Data
Operating/Storage Temperature
-40°C to +85°C
Maximum Device Surface Temperature
in Tripped State
125°C
Passive Aging
+85°C, 1000 hours
±5% typical resistance change
Humidity Aging
+85°C, 85% R.H. 1000 hours
±5% typical resistance change
Thermal Shock
+125°C/-40°C 10 times
±10% typical resistance change
Mechanical Shock
MIL-STD-202, Method 213,
No resistance change
Condition 1 (100g, 6 seconds)
Solvent Resistance
MIL-STD-202, Method 215
No change
Vibration
MIL-STD-883C, Method 2007.1,
No change
Condition A
NOTE: Kinked lead option is available for board standoff. Contact factory for details.
Shape changes from round to square starting with PFRA.250.
A
E
B
D
C
Package 1
A
E
B
D
C
Package 2
A
E
C
B
D
Package 3
Typical Time to Trip at 23C
100
10
1
0.1
0.01
0.001
1
10
100
0.1
Fault Current (Amps)
T
ime
to
trip
(Seconds)
PFRA010
PFRA017
PFRA110
PFRA250,
250-0-010
PFRA500
PFRA135
PFRA300PFRA400
PFRA600PFRA700PFRA800PFRA900
PFRA160PFRA185
PFRA020PFRA025PFRA030PFRA040PFRA050PFRA065PFRA075PFRA090PFRA090
-0-009
PFRA Polymeric PTC Resettable Fuse - Radial Leaded
Typical Part Marking
Represents total content. Layout may vary.
RA250
MANUFACTURER'S
TRADEMARK
PART
IDENTIFICATION