1812L190SLPR Littelfuse Inc, 1812L190SLPR Datasheet - Page 3

• Manufacturer Part Number: 1812L190SLPR
• Description: PTC RESETBL 6V 1812 1.90A LOW-R
• Manufacturer: Littelfuse Inc
• Series: POLYFUSE® Lo Rhor

Specifications of 1812L190SLPR

• R Min/max: 0.003 ~ 0.025 Ohm
• Voltage - Max: 6V
• Time To Trip: 4.5s
• Current - Hold (ih) (max): 1.9A
• Current - Trip (it): 4.9A
• Current - Max: 50A
• Package / Case: 1812 (4532 Metric)
• Holding Current: 1.9A
• Tripping Current: 4.9A
• Initial Resistance Max: 0.025ohm
• Operating Voltage: 6VDC
• Ptc Fuse Case: 1812
• Initial Resistance Min: 0.003ohm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 1812L190SL; F3369TR

© 2011 Littelfuse, Inc
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/LoRho.html for current information.
Soldering Parameters
Profile Feature
Time Maintained
Temperature (t
Dimensions
Part Number
Bottom
1812L190SLPR
View
View
Top
Device Dimensions
D
p
)
A
Temperature Min (T
Temperature Max (T
Time (Min to Max) (t
Temperature (T
Temperature (t
2.00 2.20 1.20
2.00 2.20 1.20
3.00 3.40
3.00 3.40
3.00 3.43
3.00 3.43
3.00 3.43
Min
mm
A
S(max)
E
Max
B
to T
L
L
)
Marking code varies by device --
See Electrical Characteristics table
)
Min
P
C
P
)
)
P
s(min)
mm
s(max)
)
s
)
B
View
Side
)
2.80 0.40
2.80 0.60 1.00
2.80 0.60 1.00
3.41 0.40
Max
1.80 0.40
1.80 0.40
)
60 – 180 secs
260
20 – 40 seconds
8 minutes Max.
Device Dimension
0.40
0.40
Min
Surface Mount > Lo Rho Series
POLY-FUSE
Solder Pad Layout
mm
F
C
Max
G
0.20
0.20
0.30
Min
F
Revised: March 30, 2011
mm
D
H
Max
1.20
®
11
Resettable PTCs
0.10
0.10
0.10
0.20
0.20
0.10
Min
performance requirements
mm
E
Max
Solder Pad Layout
mm
1.00
1.00
1.00
1.00
1.00
1.00
1.00
F
mm
2.00
2.00
2.00
1.20
1.20
1.80
1.80
G
mm
1.80
1.80
H
2
environment for lead
Lo Rho Series