参数资料
型号: B82801A135A125
厂商: EPCOS Inc
文件页数: 5/9页
文件大小: 0K
描述: TRANSF CURRENT SENSE 1280UH SMD
产品培训模块: Miniaturized Current Sense Transformers
产品目录绘图: B82801A Series Side 3
B82801A Series Side 2
B82801A Series Side 1
特色产品: SMT Current Sense Transformers
标准包装: 1
系列: B82801A
匝数比 - 主:副: 1 : 125
电感: 1.28mH
额定电流: 7A
DC 电阻(DCR): 2.5 毫欧(主),13 欧姆(从)
安装类型: 表面贴装
尺寸/尺寸: 4.70mm L x 3.50mm W
高度 - 座高(最大): 3.50mm
端接类型: J 引线
产品目录页面: 1789 (CN2011-ZH PDF)
其它名称: 495-4041-6
SMT current sense transformers
B82801A
B max = -----------------------------------------
EE 4.2
V sense   max ? G max
n s ? A e ? f osc
With:
B max
Maximum magnetic flux density in the ferrite core of the current sense transformer
V sense,max Maximum output voltage of the measurement signal
G max
n s
A e
f osc
Maximum duty cycle
Number of turns of the secondary winding of the current sense transformer
Effective magnetic area of the ferrite core
Operating frequency of the switching operator IC
R T = -----------------------------------
Typical value for A e : 1.44 x 10 -6 m 2
Typical B max : 200 mT
V sense   max ? n s
I prim   max
With:
R T
V sense,max
n s
I prim,max
Resistance of burden resistor
Maximum output voltage of the measurement signal
Number of turns on the secondary side of the CT
Maximum primary current (peak current)
Characteristics and ordering codes
L min
P H
Turns ratio DC resistance
R max (m : )
N p : N s primary secondary
Voltage- Recomm. Ordering code
time product R T
V ? μs
33
74
132
205
295
400
820
1280
1840
1 : 20
1 : 30
1 : 40
1 : 50
1 : 60
1 : 70
1 : 100
1 : 125
1 : 150
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
320
800
1300
2200
3600
4600
8700
13000
21000
5.76
8.6
11.5
14.4
17.3
20.0
28.8
36.0
43.2
20
30
40
50
60
70
100
125
150
B82801A0333A020
B82801A0743A030
B82801A0134A040
B82801A0214A050
B82801A0304A060
B82801A0404A070
B82801A0824A100
B82801A0135A125
B82801A0185A150
Please read Cautions and warnings and
Important notes at the end of this document.
5
12/12
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