SMD250-2 Tyco Electronics, SMD250-2 Datasheet
SMD250-2
Manufacturer Part Number
SMD250-2
Description
POLYSWITCH 2.50A HOLD SMD
Manufacturer
Tyco Electronics
Series
PolySwitch®r
Datasheet
1.SMD250-2.pdf
(1 pages)
Specifications of SMD250-2
R Min/max
0.035 ~ 0.085 Ohm
Voltage - Max
15V
Time To Trip
25s
Current - Hold (ih) (max)
2.5A
Current - Trip (it)
5A
Current - Max
40A
Package / Case
3425
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
SMD250
SMD250CT
SMD250CT
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Maximum Electrical Ratings
Operating Voltage / Interrupt Current
Marking
Notes:
1. All metal surfaces are tin plated.
2. Devices cannot be wave soldered.
3. Drawing not to scale.
Tyco / Electronics
Raychem Circuit Protection
308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
Fax: 800-227-4866
mm: 8.00
in*: (0.315) (0.370)
Reference Documents:
Precedence:
Effectivity:
CAUTION:
HOLD
** Values specified were determined using PCB’s with 0.070”X1.5 ounce copper traces.
TABLE II. PERFORMANCE RATINGS:
2.8
15V / 40A
12V / 60A
5V / 125A
* Maximum resistance is measured 1 hour after reflow.
AT 0°C
AMPS
MIN
250
TABLE I. DIMENSIONS:
*Rounded off approximation
TRIP
6.0
A
CURRENT RATINGS**
MAX
9.40
HOLD
Part Identification
Manufacturer’s Mark
2.5
AT 20°C
AMPS
MIN
--
--
TRIP
5.0
B
(0.118) (0.236) (0.264) (0.022) (0.028) (0.022) (0.028) (0.145) (0.155) (0.026) (0.054) (0.017)
Specification Status: Released
MAX
3.00
HOLD
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.
1.6
AT 60°C
AMPS
6.00
MIN
TRIP
Overcurrent Protection Device
3.8
C
H
MAX
6.71
PolySwitch®
PTC Devices
SECONDS AT
20°C, 8.0A
TIME TO
TRIP**
MAX
0.56
MIN
25
D
MAX
0.71
D
RESISTANCE
0.035
MIN
VALUES
AT 20°C
OHMS
A
0.56
MIN
MAX*
0.085
E
E
MAX
0.71
TRIPPED-STATE
DISSIPATION**
WATTS AT
POWER
MIN
3.68
PRODUCT: SMD250
DOCUMENT: SCD 22295
PCN: 544467
REV LETTER: J
REV DATE: JULY 2, 2002
PAGE NO.: 1 OF 1
20°C
MAX
1.9
B
F
MAX
3.94
0.66
MIN
G
C
F
MAX
1.37
MIN
0.43
H
G
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