SMD250F Datasheet, PDF (1/1 Pages) Tyco Electronics – PolySwitch®PTC Devices Overcurrent Protection Device

Tyco / Electronics
Raychem Circuit Protection
308 Constitution Drive
Menlo Park, CA 94025
Phone: [phone]
Fax: [phone]
PolySwitch®
PTC Devices
Overcurrent Protection Device
PRODUCT: SMD250F
DOCUMENT: SCD 25100
PCN: C42452
REV LETTER: C
REV DATE: MARCH 28, 2005
PAGE NO.: 1 OF 1
Specification Status: Released
Maximum Electrical Ratings
Operating Voltage / Interrupt Current
15V / 40A
12V / 60A
5V / 125A
H
B
Marking:
D
E
A
C
G
F
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
G
H
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN
mm: 8.00 9.40 -- 3.00 6.00 6.71 0.56 0.71 0.56 0.71 3.68 3.94 0.66 1.37 0.43
in*: (0.315) (0.370) -- (0.118) (0.236) (0.264) (0.022) (0.028) (0.022) (0.028) (0.145) (0.155) (0.026) (0.054) (0.017)
TABLE II. PERFORMANCE RATINGS:
CURRENT RATINGS**
AMPS
AT 0°C
HOLD TRIP
2.8 6.0
AMPS
AT 20°C
HOLD TRIP
2.5 5.0
AMPS
AT 60°C
HOLD TRIP
1.6 3.8
TIME TO
TRIP**
SECONDS AT
20°C, 8.0A
MAX
25.0
RESISTANCE
VALUES
OHMS
AT 20°C
MIN MAX*
0.035 0.085
TRIPPED-STATE
POWER
DISSIPATION**
WATTS AT
20°C
MAX
1.9
* 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:
Reference Documents:
Precedence:
Effectivity:
CAUTION:
UL, CSA and TÜV
PS300, E.N. SMD 1.0x
This specification takes precedence over documents referenced herein.
Reference documents shall be the issue in effect on the date of invitation for bid.
Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.
Materials Information
ROHS Compliant
ELV Compliant
Pb-Free
© 2005 Tyco Electronics Corporation. All rights reserved.