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| 外形尺寸Dimension |
| 功耗 |
阻体尺寸 |
引线尺寸 |
| Power Consumption |
Resistor dimension max |
Terminal dimension |
| W |
D |
L |
d |
±2 |
| 0.5 |
4.0 |
12.5 |
0.60 max |
25 |
|
| 1 |
5.0 |
14.0 |
0.80 max |
25 |
|
| 2 |
6.5 |
17.0 |
0.80 max |
25 |
|
| 3 |
6.5 |
17.0 |
0.80 max |
25 |
|
| 4 |
9.5 |
25.0 |
1.0 max |
30 |
|
| 6 |
9.5 |
27.0 |
1.0 max |
30 |
|
| 8 |
9.5 |
33.5 |
1.0 max |
30 |
|
| 10 |
9.5 |
37.5 |
1.0 max |
30 |
|
| 12 |
9.5 |
52.3 |
1.0 max |
30 |
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| 主要技术指标Main
specification |
| 70℃额定功耗 |
阻值范围 |
阻值允许偏差 |
电阻温度系数 |
元件极限电压 |
绝缘电压 |
| Rated Power at 70℃ |
Resistance range |
Resistance tolerance |
TCR |
Limit Voltage |
Insuiation voltage |
| (W) |
(Ω) |
±(%) |
±(x10-6℃) |
(V) |
(V) |
| 0.5 |
1～510 |
|
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|
| 1 |
0.15～3k |
|
R.10 |
|
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| 2 |
0.15～4.3k |
≥10Ω |
250 |
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| 3 |
0.15～4.3k |
2(G).5(J).10(k) |
5Ω≤R≤10Ω |
不适用 |
不适用 |
|
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| 4 |
0.15～10k |
≥1Ω |
500 |
|
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| 6 |
0.15～15k |
5(J).10(k) |
R<5Ω |
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| 8 |
0.15～20k |
<1Ω |
不做规定 |
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| 10 |
0.15～22k |
10(k) |
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| 12 |
0.15～33k |
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| 主要检验项目、检验方法及性能要求Main
inspection item,methods requirements |
| 检验项目Items |
性能要Requirements |
检验方法Methods |
| 电阻温度系数TCR |
R>10Ω ±250×10-6/℃
R=5Ω～10Ω ±500×10-6/℃ |
-55℃/20℃ 20/155℃ |
|
| 室湿耐久性Endurance at room temperature |
±(5%R+0.1Ω) |
室温下，1.22VR1000h |
|
| 可焊性Solderabilitg |
焊料的自由流动与引线湿润为可焊性良好 |
235±5℃ 2±0.5s |
|
| 过载Over-load |
±(1%R+0.05Ω) |
3.16VR5s |
|
| 引出端强度Terminal strength |
±(1%R+0.05Ω) |
拉力度验 |
|
| 耐焊接热Resistance to soldering heat |
±(1%R+0.05Ω) |
350±10℃ 3.5±0.5s |
|
| 温度快速变化Fast temperature change |
±(1%R+0.05Ω) |
-55℃/155℃ |
|
| 振动Vibration |
±(1%R+0.05Ω) |
10Hz～500Hz 98m/s2 |
|
| 冲击Shock |
±(1%R+0.05Ω) |
490m/s2 11ms |
|
| 气候顺序Cllmate category |
±(5%R+0.05Ω) |
干热 循环温热 寒冷 低气压 循环温热 |
|
| 温升Temperature rlse |
250℃ |
|
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| 上限类别温度耐久性Endurance at upper-linit temperature |
(5%R+0.05Ω) |
持续时间 1000h 155℃ |
|
| 意外过载Occasiomal over-load |
无明火 |
施加5，10，16倍额定功耗 |
|
| 稳定度Stadility |
5% |
|
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| 气候类别Cllmate category |
55/155/21 |
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