WHPTC(SMD表面贴装型)自复位过流保护器 SMD1812系列(SMD1812 Series)
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产品电气特性参数 Performance specification (25℃) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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产品尺寸参数 Dimensions (mm) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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符号定义 Definition
符号 Sign |
说明 |
Definition |
Vmax |
WHSMD在阻断状态下所承受的最大电压 |
Maximum voltage device can withstand without damage at it rated current |
Imax |
WHSMD能承受的最大电流 |
Maximum fault current device can withstand without damage at rated voltage |
Ih |
WHSMD在25℃静止空气的的最大工作电流 |
Hold current-maximum current at which the device will not trip at 25℃ still air |
It |
WHSMD在25℃静止空气中启动保护的最小电流 |
Trip current-minimum current at which the device will always trip at still air |
Pd |
WHSMD在25℃静止空气中动作时消耗的功率 |
Power dissipation when device is in the tripped state at 25℃ still air environment at rated voltage |
Rmin |
WHSMD在工作前的初始最小阻值 |
Minimum device resistance at 25℃ prior to tripping |
R1max |
WHSMD回流焊后在25℃静止空气中冷却1小时后的最大电阻值 |
Maximum resistance of device at 25℃ measured one hour post reflow |
测试项目 Test
测试项目 |
测试方法条件 |
电阻变化 |
Test |
Conditions |
Resistance change |
高温老化 |
85℃,1000小时 |
典型±10% |
Passive aging |
+85℃,1000hrs |
±10% typical |
湿热老化 |
85℃,相对湿度85%,168小时 |
典型±10% |
Humidity aging |
+85℃,85%R.H.,168hrs |
±10% typical |
热冲击 |
-40℃到85℃,20次 |
典型±33% |
Thermal shock |
+85℃ to -40℃,20 times |
±33% typical |
耐溶剂性能 |
MIL-STD-202,方法215 |
无变化 |
Resistance to solvent |
MIL-STD-202,Method 215 |
No change |
抗震性 |
MIL-STD-202,方法201 |
无变化 |
Vibration |
MIL-STD-202,Method 201 |
No change |
工作温度范围:-40℃~+85℃ |
||
Ambient operating conditions: -40℃ to ~+85℃ |
||
产品保护状态下表面最高温度为125℃ |
||
Maximum surface temperature of the device in the tripped state is 125℃ |
载盘参数 Tape and Reel Specifications (mm)
WHSMD |
2920Series |
1812Series |
1210Series |
1206Series |
0805Series |
Sign |
EIA 481-1 |
||||
W |
16.0±0.3 |
12.0±0.3 |
8.0±0.2 |
8.15±0.2 |
8.0±0.2 |
P0 |
4.0±0.10 |
4.0±0.10 |
4.0±0.10 |
4.0±0.10 |
4.0±0.10 |
P1 |
8.0±0.10 |
8.0±0.10 |
4.0±0.10 |
4.0±0.10 |
4.0±0.10 |
P2 |
2.0±0.05 |
2.0±0.05 |
2.0±0.05 |
2.0±0.05 |
2.0±0.05 |
A0 |
5.74±0.10 |
3.55±0.10 |
2.82±0.10 |
1.95±0.10 |
1.45±0.10 |
B0 |
8.02±0.10 |
5.10±0.15 |
3.46±0.10 |
3.45±0.10 |
2.30±0.10 |
D0 |
1.55±0.05 |
1.55±0.05 |
1.55±0.05 |
1.55±0.05 |
1.60±0.05 |
F |
7.5±0.10 |
5.5±0.05 |
3.5±0.05 |
3.5±0.05 |
3.5±0.05 |
E1 |
1.75±0.10 |
1.75±0.10 |
1.75±0.10 |
1.75±0.10 |
1.75±0.10 |
T |
0.22±0.05 |
0.22±0.05 |
0.22±0.05 |
0.22±0.05 |
0.22±0.05 |
K0 |
0.87±0.10 |
0.87±0.10 |
0.87±0.10 |
0.87±0.10 |
0.91±0.10 |
1.02±0.10 |
1.04±0.10 |
1.02±0.10 |
1.02±0.10 |
1.30±0.10 |
|
1.50±0.10 |
1.50±0.10 |
1.50±0.10 |
1.50±0.10 |
|
|
Amax |
178 |
178 |
178 |
178 |
178 |
Nmin |
50 |
50 |
50 |
50 |
50 |
W2 |
16.5±1.0 |
13.4±1.0 |
9.0±0.5 |
9.0±0.5 |
9.0±0.5 |
W1max |
22.4 |
19.4 |
13.1 |
13.1 |
13.1 |
包装数量 Packing
2920Series |
Pcs/Reel |
1812Series |
Pcs/Reel |
1210Series |
Pcs/Reel |
1206Series |
Pcs/Reel |
0805Series |
Pcs/Reel |
2920-030 |
2000 |
1812-010 |
2000 |
1210-005 |
4500 |
1206-005 |
5000 |
0805-005 |
5000 |
2920-050 |
2000 |
1812-014 |
2000 |
1210-010 |
4500 |
1206-010 |
5000 |
0805-010 |
5000 |
2920-075 |
2000 |
1812-020 |
2000 |
1210-020 |
4500 |
1206-020 |
5000 |
0805-020 |
5000 |
2920-100 |
2000 |
1812-030 |
2000 |
1210-035 |
4500 |
1206-025 |
5000 |
0805-025 |
5000 |
2920-125 |
2000 |
1812-050 |
2000 |
1210-050 |
4500 |
1206-035 |
5000 |
0805-035 |
5000 |
2920-150 |
2000 |
1812-075 |
2000 |
1210-075 |
4500 |
1206-050 |
5000 |
0805-050 |
5000 |
2920-185 |
2000 |
1812-110 |
2000 |
1210-110 |
4500 |
1206-075 |
5000 |
0805-075 |
3000 |
2920-200 |
2000 |
1812-125 |
2000 |
1210-150 |
3500 |
1206-100 |
3500 |
0805-100 |
3000 |
2920-250 |
2000 |
1812-150 |
2000 |
1210-200 |
3000 |
1206-110 |
3500 |
0805-110 |
3000 |
2920-260 |
2000 |
1812-160 |
2000 |
1210-260 |
3000 |
1206-150 |
3000 |
- |
- |
2920-300 |
2000 |
1812-200 |
2000 |
- |
- |
1206-200 |
3000 |
- |
- |
- |
- |
1812-260 |
2000 |
- |
- |
1206-260 |
3000 |
- |
- |
- |
- |
1812-300 |
1500 |
- |
- |
- |
- |
- |
- |
以上产品资料内容如有变更将不另行通知,敬请谅解。不详之处,请来电咨询,谢谢!
以上SMD1812贴片自恢复保险丝产品参数仅供参考,实际参数以当时规格书为准
The product information will be updated without notice. If there is any problem, please call us, thanks!
符号定义 Definition
符号 Sign |
说明 |
Definition |
Vmax |
WHSMD在阻断状态下所承受的最大电压 |
Maximum voltage device can withstand without damage at it rated current |
Imax |
WHSMD能承受的最大电流 |
Maximum fault current device can withstand without damage at rated voltage |
Ih |
WHSMD在25℃静止空气的的最大工作电流 |
Hold current-maximum current at which the device will not trip at 25℃ still air |
It |
WHSMD在25℃静止空气中启动保护的最小电流 |
Trip current-minimum current at which the device will always trip at still air |
Pd |
WHSMD在25℃静止空气中动作时消耗的功率 |
Power dissipation when device is in the tripped state at 25℃ still air environment at rated voltage |
Rmin |
WHSMD在工作前的初始最小阻值 |
Minimum device resistance at 25℃ prior to tripping |
R1max |
WHSMD回流焊后在25℃静止空气中冷却1小时后的最大电阻值 |
Maximum resistance of device at 25℃ measured one hour post reflow |
测试项目 Test
测试项目 |
测试方法条件 |
电阻变化 |
Test |
Conditions |
Resistance change |
高温老化 |
85℃,1000小时 |
典型±10% |
Passive aging |
+85℃,1000hrs |
±10% typical |
湿热老化 |
85℃,相对湿度85%,168小时 |
典型±10% |
Humidity aging |
+85℃,85%R.H.,168hrs |
±10% typical |
热冲击 |
-40℃到85℃,20次 |
典型±33% |
Thermal shock |
+85℃ to -40℃,20 times |
±33% typical |
耐溶剂性能 |
MIL-STD-202,方法215 |
无变化 |
Resistance to solvent |
MIL-STD-202,Method 215 |
No change |
抗震性 |
MIL-STD-202,方法201 |
无变化 |
Vibration |
MIL-STD-202,Method 201 |
No change |
工作温度范围:-40℃~+85℃ |
||
Ambient operating conditions: -40℃ to ~+85℃ |
||
产品保护状态下表面最高温度为125℃ |
||
Maximum surface temperature of the device in the tripped state is 125℃ |
载盘参数 Tape and Reel Specifications (mm)
WHSMD |
2920Series |
1812Series |
1210Series |
1206Series |
0805Series |
Sign |
EIA 481-1 |
||||
W |
16.0±0.3 |
12.0±0.3 |
8.0±0.2 |
8.15±0.2 |
8.0±0.2 |
P0 |
4.0±0.10 |
4.0±0.10 |
4.0±0.10 |
4.0±0.10 |
4.0±0.10 |
P1 |
8.0±0.10 |
8.0±0.10 |
4.0±0.10 |
4.0±0.10 |
4.0±0.10 |
P2 |
2.0±0.05 |
2.0±0.05 |
2.0±0.05 |
2.0±0.05 |
2.0±0.05 |
A0 |
5.74±0.10 |
3.55±0.10 |
2.82±0.10 |
1.95±0.10 |
1.45±0.10 |
B0 |
8.02±0.10 |
5.10±0.15 |
3.46±0.10 |
3.45±0.10 |
2.30±0.10 |
D0 |
1.55±0.05 |
1.55±0.05 |
1.55±0.05 |
1.55±0.05 |
1.60±0.05 |
F |
7.5±0.10 |
5.5±0.05 |
3.5±0.05 |
3.5±0.05 |
3.5±0.05 |
E1 |
1.75±0.10 |
1.75±0.10 |
1.75±0.10 |
1.75±0.10 |
1.75±0.10 |
T |
0.22±0.05 |
0.22±0.05 |
0.22±0.05 |
0.22±0.05 |
0.22±0.05 |
K0 |
0.87±0.10 |
0.87±0.10 |
0.87±0.10 |
0.87±0.10 |
0.91±0.10 |
1.02±0.10 |
1.04±0.10 |
1.02±0.10 |
1.02±0.10 |
1.30±0.10 |
|
1.50±0.10 |
1.50±0.10 |
1.50±0.10 |
1.50±0.10 |
|
|
Amax |
178 |
178 |
178 |
178 |
178 |
Nmin |
50 |
50 |
50 |
50 |
50 |
W2 |
16.5±1.0 |
13.4±1.0 |
9.0±0.5 |
9.0±0.5 |
9.0±0.5 |
W1max |
22.4 |
19.4 |
13.1 |
13.1 |
13.1 |
包装数量 Packing
2920Series |
Pcs/Reel |
1812Series |
Pcs/Reel |
1210Series |
Pcs/Reel |
1206Series |
Pcs/Reel |
0805Series |
Pcs/Reel |
2920-030 |
2000 |
1812-010 |
2000 |
1210-005 |
4500 |
1206-005 |
5000 |
0805-005 |
5000 |
2920-050 |
2000 |
1812-014 |
2000 |
1210-010 |
4500 |
1206-010 |
5000 |
0805-010 |
5000 |
2920-075 |
2000 |
1812-020 |
2000 |
1210-020 |
4500 |
1206-020 |
5000 |
0805-020 |
5000 |
2920-100 |
2000 |
1812-030 |
2000 |
1210-035 |
4500 |
1206-025 |
5000 |
0805-025 |
5000 |
2920-125 |
2000 |
1812-050 |
2000 |
1210-050 |
4500 |
1206-035 |
5000 |
0805-035 |
5000 |
2920-150 |
2000 |
1812-075 |
2000 |
1210-075 |
4500 |
1206-050 |
5000 |
0805-050 |
5000 |
2920-185 |
2000 |
1812-110 |
2000 |
1210-110 |
4500 |
1206-075 |
5000 |
0805-075 |
3000 |
2920-200 |
2000 |
1812-125 |
2000 |
1210-150 |
3500 |
1206-100 |
3500 |
0805-100 |
3000 |
2920-250 |
2000 |
1812-150 |
2000 |
1210-200 |
3000 |
1206-110 |
3500 |
0805-110 |
3000 |
2920-260 |
2000 |
1812-160 |
2000 |
1210-260 |
3000 |
1206-150 |
3000 |
- |
- |
2920-300 |
2000 |
1812-200 |
2000 |
- |
- |
1206-200 |
3000 |
- |
- |
- |
- |
1812-260 |
2000 |
- |
- |
1206-260 |
3000 |
- |
- |
- |
- |
1812-300 |
1500 |
- |
- |
- |
- |
- |
- |