PolySwitch®
PTC Devices
Overcurrent Protection Device
PRODUCT: SMD030F-2018
DOCUMENT: SCD25559
REV LETTER: H
REV DATE: JULY 26, 2016
PAGE NO.: 1 OF 2
© 2016 Littelfuse,Inc Littelfuse.com
Specifications are subject to change without notice.
Revised July 26, 2016
Specification Status: Released
Maximum Electrical Rating
Operating Voltage / Interrupt Current
60VDC / 20A
Marking:
Notes:
1. All metal surfaces are tin plated.
2. Devices cannot be wave soldered.
3. Drawing not to scale.
TABLE I. DIMENSIONS:
A B C D E F
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
mm: 4.72 5.44 -- 1.78 4.22 4.93 0.25 0.36 0.25 0.36 0.30 0.46
in*: (0.186) (0.214) -- (0.070) (0.166) (0.194) (0.010) (0.014) (0.010) (0.014) (0.012) (0.018)
TABLE II. PERFORMANCE RATINGS:
CURRENT RATINGS** TIME TO
TRIP**
RESISTANCE
VALUES
TRIPPED-STATE
POWER
DISSIPATION**
AMPS
AT 0°C
AMPS
AT 20°C
AMPS
AT 60°C
SECONDS AT
20°C, 1.5 A
OHMS
AT 20°C
WATTS AT
20°C
HOLD TRIP HOLD TRIP HOLD TRIP MAX MIN MAX* MAX
0.35 0.90 0.30 0.80 0.17 0.45 1.5 0.50 2.30 1.5
* Maximum resistance is measured 1 hour after reflow.
** Values specified were determined using PCB's with 0.070"x1.5 ounce copper traces.
Agency Recognition: UL, CSA, TÜV
Reference Document: PS300
Precedence: This specification takes precedence over documents referenced herein.
Effectivity: Reference documents shall be the issue in effect on the date of invitation for bid.
CAUTION: Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.
Materials Information
ROHS Compliant ELV Compliant Pb-Free Halogen Free*
* Halogen Free refers to: Br≤900ppm, Cl≤900ppm, Br+Cl≤1500ppm.
HF
PolySwitch®
PTC Devices
Overcurrent Protection Device
PRODUCT: SMD030F-2018
DOCUMENT: SCD25559
REV LETTER: H
REV DATE: JULY 26, 2016
PAGE NO.: 2 OF 2
© 2016 Littelfuse,Inc Littelfuse.com
Specifications are subject to change without notice.
Revised July 26, 2016
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