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第 27 页
电流采样贴片电阻 Ultra Low Ohm Chip Resistors-YCR Series
特征 Features
● 阻值范围 Resistance value：0.2~6mΩ
● 合金材质，耐冲击 Alloy Material, Shock Resistance
● ���低阻值，适用于检测大电流
Ultra low resistance,suitable for large current sensing
● 温度系数 Temperature coefficient ：±50ppm/℃；
● 工作温度 Operating temperature range：-65℃~170℃
● 定做特殊规格 Customized special specification size
尺寸规格 Dimensions Data
尺寸 Type
长 L/mm
宽 W/mm
脚长 A/mm
厚度 D/mm
功率/W
1206
3.2±0.2
1.6±0.2
0.5±0.2
0.3~0.7
1
2512
6.35±0.2
3.2±0.2
1.0±0.2
0.3~1.2
3
3920
10±0.2
5.1±0.2
2.5±0.2
0.3~1
5
5930
15±0.3
7.6±0.3
4.5±0.2
0.3~1.5
7
推荐焊接尺寸 Recommend Solder Pad Dimensions
Size
Dimensions
A/mm
L/mm
1206
1.8
4.7
2512
3.4
7
3920
6.2
11
5930
8.75
16
命名规则 Order Information
YCR
12
3
4
F
Product Type
Size
Power
R Value
R Tolerance
06:1206
12:2512
20:3920
30:5930
Watts
Unit:mΩ
J:±5%
G:±2%
F:±1%
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第 28 页
耐久性测试 Endurance Test
Iterms
Additional Requirements
Reference
Limits
Temperature Cy cling
1000 Cy cles(-55℃ to +125℃)
Measurement at 24±2hours after test conclusion
JESD22
Method JA-104
±0.5%
High Temperature
Exposure
1000hrs.@T=125℃.Unpowered.
Measurement at 24±2hours after test conclusion
MIL-STD-202
Method 108
±0.5%
Biased Humidity
1000hrs 85℃/ 85%RH。Note:Specified conditions:10% of
operating power.
Measurement at 24±2hours after test conclusion
MIL-STD-202
Method 103
±0.5%
Operational Life
Condition D Steady State TA=125℃ at rated power.
Measurement at 24±2hours after test conclusion
MIL-STD-202
Method 108
±0.5%
Solderability
245℃±5℃,5s+0.5s/-0
J-STD-002C
95% Coverage Minimum
Vibration
5 g's for 20 min, 12 cycles each of 3 orientations.
Note: Use 8"X5" PC B .031" thick 7 secure points on one lo ng
side and 2 secure points at corners of
opposite sides. Parts mounted within 2" from any
secure point. Test from 10-2000 Hz.
Measurement at 24±2hours after test conclusion
MIL-STD-202
Method 204
±0.5%
Resistance to
Soldering Heat
260℃±5℃，10s±1s
Measurement at 24±2hours after test conclusion
MIL-STD-202
Method 210
±0.5%
Short Time Overload
5×Rated power for 5 s
Measurement at 24±2hours after test conclusion
MIL-STD-202
Method 301
±0.5%
电气性能 Electrical Features
降功率曲线 Power Derating Curve
温 度系数曲线 TCR Derating Curve
备注：功率测试板采用铝基板 Note：Power test boards use aluminum substrate