SMD185F-2 Tyco Electronics, SMD185F-2 Datasheet

FUSE, PTC RESET, 33V, 1.8A, 3425

SMD185F-2

Manufacturer Part Number
SMD185F-2
Description
FUSE, PTC RESET, 33V, 1.8A, 3425
Manufacturer
Tyco Electronics
Series
SMD2r
Type
Polyswitch Resettable Fusesr
Datasheets

Specifications of SMD185F-2

Holding Current
1.8A
Tripping Current
3.6A
Initial Resistance Max
0.165ohm
Operating Voltage
33VDC
Ptc Fuse Case
3425
Msl
MSL 2A - 4 Weeks
Initial Resistance Min
0.065ohm
R Min/max
0.065 ~ 0.165 Ohm
Voltage - Max
33V
Time To Trip
5s
Current - Hold (ih) (max)
1.85A
Current - Trip (it)
3.6A
Current - Max
40A
Package / Case
Non-Standard SMD
Hold Current
1.8 Amps
Trip Current
3.6 Amps
Current Rating (max)
40 Amps
Resistance
0.165 Ohms
Maximum Voltage
33 Volts
Termination Style
SMD/SMT
Mounting Style
SMD/SMT
Current Rating
40 Amps
Dimensions
9.4 mm L x 6.71 mm W x 3 mm H
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
RF1238-000
SMD185F-2
SMD185F-2TR
Tyco / Electronics
Raychem Circuit Protection
308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
Fax: 800-227-4866
Specification Status: Released
Maximum Electrical Ratings
Voltage: 33V
MAX
DC
: 40A MAX
Current
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
MIN
MAX
MIN
MAX
mm:
8.0
9.4
--
3.0
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
AMPS
AT 0°C
AT 20°C
HOLD
TRIP
HOLD
TRIP
2.20
4.40
1.85
3.60
* Maximum resistance is measured 24 hours after reflow.
** Values were determined using PCB’s with 70 mil X 2 ounce copper traces.
Agency Recognition:
UL, CSA, TÜV
Reference Documents:
PS300, E.N. SMD 1.0x
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
© 2005 Tyco Electronics Corporation. All rights reserved.
PolySwitch®
PTC Devices
Overcurrent Protection Device
H
D
A
C
D
MIN
MAX
MIN
MAX
5.99
6.71
0.56
0.71
TIME TO
RESISTANCE
TRIP**
VALUES
AMPS
SECONDS AT
AT 60°C
20°C, 8.0A
AT 20°C
HOLD
TRIP
MAX
MIN
1.31
2.62
5.0
0.065
ELV Compliant
Pb-Free
PRODUCT: SMD185F
DOCUMENT: SCD 25659
PCN: 748040
REV LETTER: C
REV DATE: MARCH 28, 2005
PAGE NO.: 1 OF 1
B
E
E
F
MIN
MAX
MIN
MAX
MIN
0.56
0.71
3.68
3.94
0.66
TRIPPED-STATE
POWER
DISSIPATION**
OHMS
WATTS AT
20°C
MAX*
MAX
0.165
1.5
C
G
F
G
H
MAX
MIN
1.37
0.43

Related parts for SMD185F-2

Related keywords