30R185UU Littelfuse Inc, 30R185UU Datasheet - Page 3

• Manufacturer Part Number: 30R185UU
• Description: PTC 1.85 30V RESETTABLE KINK
• Manufacturer: Littelfuse Inc
• Series: POLYFUSE® 30Rr

Specifications of 30R185UU

• R Min/max: 0.030 ~ 0.090 Ohm
• Voltage - Max: 30V
• Time To Trip: 8.7s
• Current - Hold (ih) (max): 1.85A
• Current - Trip (it): 3.7A
• Current - Max: 40A
• Package / Case: Radial
• Hold Current: 1.85 Amps
• Trip Current: 3.7 Amps
• Current Rating (max): 40 Amps
• Resistance: 0.09 Ohms
• Maximum Voltage: 30 VoltsDC
• Termination Style: Radial
• Mounting Style: Through Hole
• Current Rating: 40 Amps
• Dimensions: 10.2 mm W
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 030R0185; 030R0185U; 30R185; F2024

© 2010 Littelfuse, Inc
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/30R.html for current information.
Soldering Parameters - Wave Soldering
Pre-Heating Zone
Soldering Zone
Cooling Zone
Physical Specifications
Lead Material
Soldering
Characteristics
Insulating Material
Device Labeling
0.90-2.50A: Tin-plated Copper clad steel
3.00-9.00A: Tin-plated Copper
Solderability per MIL–STD–202,
Method 208E
Cured, flame retardant epoxy polymer
meets UL94V-0 requirements.
Marked with ‘LF’, voltage, current rating,
and date code.
Refer to the condition recommended
by the flux manufacturer.
Max. ramping rate should not exceed
4°C/Sec.
Max. solder temperature should not
exceed 260°C
Cooling by natural convection in air.
Radial Leaded > 30R Series
POLYFUSE
Revised: July 12, 2010
®
77
Resettable PTCs
Operating/Storage
Temperature
Maximum Device Surface
Temperature in Tripped State
Passive Aging
Humidity Aging
Thermal Shock
Solvent Resistance
Moisture Resistance Level
Environmental Specifications
260
220
160
190
0
Preheating
60 min.
Soldering
5 max.
Time(s)
-40°C to +85°C
125°C
+85°C, 1000 hours
-/+5% typical resistance
change
+85°C, 85% R.H., 1000 hours
-/+5% typical resistance
change
+85°C to -40°C 10 times
-/+5% typical resistance
change
MIL–STD–202, Method 215F
No change
Level 1, J–STD–020C
Cooling
30R Series