POLYSWITCH RESETTABLE DEVICES
RUSBF Series
Radial Leaded
PTC Datasheet
RoHS
Additional Information
Resources
Accessories
Samples
Description
Li...
Description
RUSBF Series
Radial Leaded
PTC Datasheet
RoHS
Additional Information
Resources
Accessories
Samples
Description
Littelfuse PolySwitch radial-leaded devices represent the most comprehensive and complete set of PPTC products available in the industry today. RUSBF series is for fast time-to-trip and lowresistance computer applications.
Features & Benefits
■ Resettable and single-use overcurrent devices ■ Wide range of form factor and termination methods ■ Devices compatible with high-volume electronics
assembly
■ RoHS compliant, Lead-Free and Halogen-Free
Applications
■ Satellite video receivers ■ Industrial controls ■ Transformers ■ Computer motherboards ■ Modems ■ USB hubs, ports and
peripherals ■ IEEE 1394 ports
■ CD-ROMs ■ Game machines ■ Battery packs ■ Phones ■ Fax machines ■ Analog and digital line cards ■ Printers
Agency
Agency Approvals
Agency File Number E74889 78165
72161784
Electrical Characteristics
Part Number
Ordering Part IH
Number
(A)
IT
VMAX
IMAX
PD Typ Max Time-to-trip
(A) (VDC) (VAC RMS) (DCADC) (ACARMS) (W)
(A)
(s)
RMIN (Ω)
RMAX (Ω)
R1MAX (Ω)
Lead Size (mm2/AWG)
RUSBF – 6V
RUSBF075 RF3379-000 0.75 1.30 6
—
40
—
0.3 8.0
0.4 0.110 0.1750 0.23 0.205/24
RUSBF120 RF3386-000 1.20 2.00 6
—
40
—
0.6 8.0
0.5 0.070 0.0975 0.14 0.205/24
RUSBF155 RF3391-000 1.55 2.65 6
—
40
—
0.6
7.8
2.2 0.040 0.0705 0.10 0.205/24
RUSBF – 16V
RUSBF090 RF3382-000 0.90 1.8 16
—
40
—
0.6 8.0
1.2 0.070 0.120 0.180 0.205/24
RUSBF110 RF33...
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