PolySwitch® Resettable PPTCs

© 2020 Littelfuse, Inc.

Specifications are subject to change without notice.

Revised: GD. 12/20/20

Line-Voltage-Rated Devices

Physical Specifications

Lead Material

LVR005N to LVR016

: Tin-plated Copper, (24AWG), ø0.51mm (0.020in)

LVR025 to LVR040

: Tin-plated Copper, (22AWG), ø0.64mm (0.025in)

LVR055

: Tin-plated Copper, (20AWG), ø0.81mm (0.032in)

LVR075-240 to LVR200-240

: Tin-plated Copper, (20AWG), ø0.81mm (0.032in)

Soldering Characteristics

Solderability per ANSI/J-STD-002 Category 3

Solder Heat Withstand

per IEC-STD 68-2-20, Test Tb, Method 1a, Condition b;

Can Wthstand 10s at 260°C ±5°C

Insulating Material

LVR005N to LVR055

: Cured, Flame-retardant Epoxy Polymer, Meets UL 94V-0

LVR075-240 to LVR200-240

: Cured, Flame-retardant Epoxy Polymer, Meets UL 94V-0

Note: Devices are not designed to be placed through a reflow process.

Environmental Specifications

Test

Conditions

Resistance Change

Passive Aging

70°C, 1000 hrs

85°C, 1000 hrs

±10%

±10%

Humidity Aging

85°C, 85% R.H., 1000 hrs

±20%

Thermal Shock

85°C, -40°C (10 Times)

±25%

Solvent Resistance

MIL-STD-202, Method 215F

No change

Moisture Resistance Level

Level 1, J-STD-020

Storage Conditions

40°C max, 70% RH max; devices should remain in original sealed bags prior to use.

Devices may not meet specified values if these storage conditions are exceeded.

Typical Time-to-Trip Curves at 20°C

LVR / LVB

A = LVR005N

B = LVR008N

C = LVR012

D = LVR016

E = LVR025

F = LVR033

G = LVR040

H = LVR055

I = LVR075-240

J = LVR100-240

K = LVR125-240

N = LVR200-240

Fault Current (A)

1000

100

10

1

0.1

1

0.1

10

100

A

A

B

B

C

DE F

G H

I

J

K

L

M N

C

D

E F

G H

I JK

L M N