参数资料
| 型号： | LVR025S-2 |
| 厂商： | TE Connectivity |
| 文件页数： | 6/10页 |
| 文件大小： | 0K |
| 描述： | POLYSWITCH PTC RESET 0.25A T/R |
| 产品培训模块： | Circuit Protection Products |
| 标准包装： | 2,000 |
| 系列： | PolySwitch® |
| 电流 - 维持(Ih)： | 250mA |
| 电流 - 跳闸(It)： | 560mA |
| 电流 - 最大： | 2A |
| 电压 - 最大： | 240V |
| R最小/最大： | 1.300 ~ 2.100 欧姆 |
| 跳闸时间： | 18.5s |
| 封装/外壳： | 径向 |
| 包装： | 带卷 (TR) |
| 其它名称： | F81914-000 |
Figure L6 Typical Time-to-trip curves at 20°C for LVR Devices
LVR/LVRL
Figure L6
A =
B =
LVR005N
LVR008N
K
L
=
=
LVRL100
LVR100
1000
C = LVR012
D = LVR016
E = LVR025
F = LVR033
M
N
O
P
=
=
=
=
LVRL125
LVR125
LVRL135
LVRL200
100
A
B
C
D
E
F G
J
H
L
I
M N
K
O
Q
P
G =
H =
LVR040
LVR055
Q
=
LVR200
10
I =
J =
LVRL075
LVR075
1
A
B
C
D
E
F
H
G
J
I
N
L M O
K
Q
P
0.1
0.1
1
10
100
Fault Current (A)
Table L5 Physical Characteristics and Environmental Specifications for LVR Devices
LVR/LVRL
Physical Characteristics
Lead material
Soldering characteristics
Solder heat withstand
Insulating material
LVR005N-016 : Tin-plated copper, (24AWG), ?0.51mm (0.020in.)
LVR025-040 : Tin-plated copper, (22AWG), ?0.64mm (0.025in.)
LVR055-200 : Tin-plated copper, (20AWG), ?0.81mm (0.032in.)
LVRL : Tin-plated copper, (20AWG), ?0.81mm (0.032in.)
Solderability per ANSI/J-STD-002 Category 3
Per IEC-STD 68-2-20, Test Tb, Method 1A, Condition B, can withstand 10 seconds at 260°C ±5°C
LVR005N-055 : Cured, flame-retardant epoxy polymer, meets UL 94V-0
LVR075-200 : Cured, flame-retardant modified silicone, meets UL 94V-0
LVRL : Cured, flame-retardant epoxy polymer, meets UL 94V-0
Note: Devices are not designed to be placed through a reflow process.
Environmental Specifications
Test
Passive aging
Humidity aging
Thermal shock
Conditions
70°C, 1000 hours
85°C, 1000 hours
85°C, 85%RH, 1000 hours
85°C, -40°C (10 times)
Resistance Change
±10%
±10%
±20%
±15%
12
Solvent resistance
MIL-STD-202, Method 215F
No change
Agency Recognitions for LVR Devices
UL
CSA
TüV
File # E74889
File # CA78165
Certificate number available on request (per IEC 60730-1).
168
RoHS Compliant, ELV Compliant
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