MSH 2512 系列電流感測電阻規格書
THE SPECIFICATION OF CURRENT SENSOR RESISTOR
1. 適用範圍 /
SCOPE
此½規格書涵蓋
MSH2512
系列金屬板電流感測電阻元件相關規格.
This specification covers MSH2512 series devices, which are Metal Strap Current Sensing Resistor.
2. 產品型號/TYPE NUMBER
×W×
(3)
＊
(5)
MSH2512
(1)
N
(2)
R×××
(4)
（1）
產品系列號
/ Series number : MSH2512 =
純金屬/
pure metal ;
短電極/
short electrode ;
兩端
子&高功率
/ two terminal & high power
尺寸
/ size “0.25×0.12”
（2） 產品材質
/ Material : N =
合金
/ alloy
（3） 產品瓦特數
/ Power Rating : 2W0=2.0 Watt ; 3W0=3.0 Watt
（4） 產品阻值
/ Nominal Resistance Value : 1mΩ
→R001
; 5mΩ
→R005
; 10mΩ
→R010
（5） 元件電阻偏差值
/ Resistance Tolerance : F=±1% ; G =±2% ; H=±3% ; J=±5%
3. 產品尺寸
/
PRODUCT DIMENSIONS
2W
圖 1 / Fig.1
Part Number
MSH2512N2W0-series
R001~R010
MSH2512N3W0-series
R001~R010
W
3.20±0.20
3.20±0.20
L
6.40±0.20
6.40±0.20
T
1.20±0.2
1.20±0.2
3W
A
0.80±0.20
0.80±0.20
V1
PAGE:01OF08
MSH 2512 系列電流感測電阻規格書
THE SPECIFICATION OF CURRENT SENSOR RESISTOR
4. 產品結構及½用材料說明 (參考圖 2 ) /
STRUCTURE & MATERIAL (Ref to Fig.2 )
圖
2 / Fig.2
4.1
電阻本體
/ Resistive element(1) :
合金
/ metal – alloy
4.2
端電極
/ Terminal electrode(3) :
鎳﹑錫/
Ni﹑Sn
4.3
保護防焊層
/ Protective coating(2) :
防火級環氧樹脂,符合
UL- 94-V0
要求(黑色)/
Flame-retardant epoxy, meets UL- 94-V0 requirements (black)
5.
產品特性及信賴性測試規範
/
PRODUCT CHARACTERISTICS AND RELIABILITY TEST STANDARD
測試方法
Parameter
瞬間過載測試
/
Short Time Over Load
高溫測試
/
High Temp. Exposure
½溫測試
/
Low Temp. Storage
濕度負載½½測試
/
Moisture Load Life
（
60
℃、
95
％
RH
）
冷熱衝擊測試
/
Thermal Shock
在
70ºC
下負載½½測試
/
Load Life at 70ºC
可焊性測試
/
Solderability
抗焊熱性測試
/
Resistance to Solder Heat
機械衝擊測試
/
Mechanical Shock
基板½曲測試
/
Substrate Bending
條件
Conditions
2W : R001 :P= 3Pr ; T=25±2ºC , t = 5sec.
R002~ R010 :P= 5Pr ; T=25±2ºC , t = 5sec.
3W : P= 3Pr ; T=25±2ºC , t = 5sec.
T = +170±2ºC ; t = 1000h
T = -55±2ºC ; t = 1000h
Vtest = Vmax ; T=60±2ºC ; RH=95% ;
t= 90min ON , 30min OFF , 1000h
[-55ºC 30min.
→
R.T. 3min.
→
+150ºC 30min.
→
R.T. 3min ],
100
個連續循環
/ 100Cycles
Vtest = Vmax ; T=70±2ºC ;t= 90min ON ,
30min OFF,1000h
浸入錫爐
/ Dip into solder at T = 245±5ºC ,
t = 3±0.5sec.
經熱風式迴焊爐
/ Through Reflow
T= 265±5ºC , t =20±1sec.
加速度
a =100G ,
振幅時間
t =11ms, 5
個衝擊
a =100G , t =11ms, 5 times shock
兩支撐點間距
/ Span between fulcrums
：
90mm ;
振幅
/ Bend Width
：
2mm ;
測試板
/Test board
：玻璃纖維板
/ Glass-Epoxy
Board ;
厚度
/ Thickness =1.6mm
允收標準
Requirements
±(1.0%+0.5mΩ)
IEC60115-1 4.13
±(1.0%+0.5mΩ)
IEC60115-1 4.25
±(1.0%+0.5mΩ)
IEC60115-1 4.25
±(2.0%+0.5mΩ)
IEC60115-1 4.25
±(1.0%+0.5mΩ)
IEC60115-1 4.19
±(2%+0.5mΩ)
IEC60115-1 4.25
錫涵蓋面積
/The
covered area >95%
IEC60115-1 4.17
±(1.0%+0.5mΩ)
IEC60115-1 4.18
±(1.0%+0.5mΩ)
IEC60115-1 4.21
±(1.0%+0.5mΩ)
IEC60115-1 4.33
V1
PAGE:02OF08
MSH 2512 系列電流感測電阻規格書
THE SPECIFICATION OF CURRENT SENSOR RESISTOR
6. 電氣特性 /
ELECTRICAL CHARACTERISTICS
Resistance Value
(mΩ)
1~3
4~10
Power Rating
(Watt)
2
Resistance
Tolerance
(%)
±1%(F)
TCR
(ppm)
±100
±75
Part Number
MSH2512N2W0-series
R001~R010
Part Number
MSH2512N3W0-series
R001~R010
Resistance Value
(mΩ)
1~3
4~10
Power Rating
(Watt)
3
Resistance
Tolerance
(%)
±1%(F)
TCR
(ppm)
±100
±75
7. 環境特性 /
ENVIRONMENTAL CHARACTERISTIC
7-1
操½溫
度
範圍:
-55℃½170℃ / Operating Temperature:-55℃½170℃
額定功率溫度衰變曲線
/ Typical Thermal Derating Curve
額定功率乃指於
70 ºC
以內可連續滿額功率½用的術語.
下圖為當操½溫度高於
70ºC
時的可½用功率衰減曲線.
Power rating is based on continuous full load operation at rated ambient temperature of
70 ºC. For resistors operated at ambient temp. in excess of 70 ºC, the max. load shall be
derated in accordance with the following curve.
120
100
Rated Load (%)
80
60
40
20
0
-60
-20
20
60
100
140
180
220
Ambient Temperature (
o
C)
7-2
存儲條件
/ STORAGE CONDITIONS
在溫度+10℃½40℃、相對濕度≦75%的密閉條件下可存放2年。
/
Under airtight in temperature+10℃½40℃、relative humidity
≦75%
can store 2 years.
在溫度+10℃½60℃、相對濕度為95%的非露天下最多可存放30 天。
/
Without dew in temperature+10℃½60℃、relative humidity be 95% maximum value for
30days.
V1
PAGE:03OF08
MSH 2512 系列電流感測電阻規格書
THE SPECIFICATION OF CURRENT SENSOR RESISTOR
8. 焊錫墊尺寸及焊接條件 /
SOLDER PAD SIZE AND WELDING CONDITIONS
8-1
建議如下圖焊接方式焊接，並滿足所要求的尺寸。/ Propose that the following picture
installation way is installed, and satisfied the required size.
Part Number
MSH2512N2W0-series
R001~R010
Part Number
MSH2512N3W0-series
R001~R010
P
3.18mm
P
3.18mm
W
3.57mm
W
3.57mm
D
2.11mm
D
2.11mm
t
105µ
t
105µ
Loading
2.0W
Loading
3.0W
t :
元件焊墊金屬層厚度
(min.) / Thickness of pad metal (min.)
loading :
適用於本司建議焊墊設計並½用於限定穩定電流下
/
suit for specific pad layout and specific steady current
V1
PAGE:04OF08
MSH 2512 系列電流感測電阻規格書
THE SPECIFICATION OF CURRENT SENSOR RESISTOR
8-2
建議客戶焊接參數
/ Recommended Customer Soldering Parameters
8-2-1
波峰焊溫度曲線
/ Wave solder Temperature condition (圖 3 / Fig.3)
預熱段
/ Preheating : 100℃~130℃, max.100 sec.
焊錫段
/ Soldering: 250℃~265℃ max. 10 sec.
允許最高溫度
/ Maximum temperature : 260±5℃, max. 10sec.
300
Temperature(C)
250
Preheating
Soldering
10s
200
200K/s
-5K/s
-3.5K/s
-2K/s
150
100
50
0
50
2K/s
Cooling
100 150
200 250
Time(s)
圖
3 / Fig.3
8-2-2
回流焊溫度曲線
/ Solder reflow Temperature condition (圖 4 / Fig.4)
預熱段
/ Preheating : 145 ± 15℃, max.120 sec.
焊錫段
/ Soldering : min. 220℃, max. 60 sec.
允許最高溫度
/ Maximum temperature : 260±5℃, max. 10sec.
Soldering
300
250
Temperature(C)
Cooling
200
Preheating
150
100
50
30 to 90
10 to 20
120
Time(s)
圖4
/ Fig.4
8-2-3
允許烙鐵焊接條件(熱風設備)
/ Rework temperature（hot air equipment）：350℃,
3~5seconds
8-2-4
焊接方法建議
/ Recommended reflow methods
焊接熱源方式可用紅外線, 熱蒸氣, 熱風.
/ IR, vapor phase oven, hot air oven
如果焊錫溫度超過允許最高溫度, 則產品本身會有功½損壞的疑慮.
/ If reflow temperatures
exceed the recommended profile, devices may not meet the performance requirements.
V1
PAGE:05OF08
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
