1812L110/24DR Littelfuse Inc, 1812L110/24DR Datasheet - Page 3

• Manufacturer Part Number: 1812L110/24DR
• Description: T&R / PTC 24V POLYFUSE 1812 HALOGEN-FREE 1.10A
• Manufacturer: Littelfuse Inc
• Series: POLYFUSE® 1812Lr

Specifications of 1812L110/24DR

• R Min/max: 0.060 ~ 0.200 Ohm
• Voltage - Max: 24V
• Time To Trip: 0.5s
• Current - Hold (ih) (max): 1.1A
• Current - Trip (it): 1.95A
• Current - Max: 20A
• Package / Case: 1812 (4532 Metric)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

© 2010 Littelfuse, Inc
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/1812L.html for current information.
The average time current curves and Temperature Rerating curve performance is affected
by a number or variables, and these curves provided as guidance only. Customer must
verify the performance in their application.
Note: If reflow temperatures exceed the recommended profile,
Average Time Current Curves
Soldering Parameters
Condition
Peak Temp/ Duration Time
Time above liquids (TAL) 220°C
Preheat 120°C~ 180°C
Storage Condition
oven, N
solvents.
devices may not meet the performance requirements.
1000
0.10
100
10
2
1
0.1
environment for lead–free
Current in Amperes
1
10
Reflow
260°C / 10 Sec
60 Sec ~ 100 Sec
50 Sec ~ 150 Sec
0°C~35°C, = 70%RH
Surface Mount > 1812L Series
POLYFUSE
1812L
100
Revised: July 12, 2010
®
41
Resettable PTCs
1000
0.10
100
260
220
180
120
10
0
1
0.1
Preheating
50 to 150
Current in Amperes
1
Soldering
60 to 100
Time(s)
10
120
Cooling
1812L
100
1812L Series