参数资料
型号: B82801B984A70
厂商: EPCOS Inc
文件页数: 5/9页
文件大小: 0K
描述: TRANSF CURRENT SENSE 980UH SMD
产品培训模块: Miniaturized Current Sense Transformers
产品目录绘图: B82801B Series Side 2
B82801B Series Top
B82801B Series Side 1
特色产品: SMT Current Sense Transformers
标准包装: 1
系列: B82801B
匝数比 - 主:副: 1 : 70
电感: 980µH
额定电流: 20A
DC 电阻(DCR): 0.8 毫欧(主),4.75 欧姆(从)
安装类型: 表面贴装
尺寸/尺寸: 8.13mm L x 7.11mm W
高度 - 座高(最大): 5.08mm
端接类型: 鸥翼型
产品目录页面: 1789 (CN2011-ZH PDF)
其它名称: 495-4048-6
SMT current sense transformers
B82801B
V sense   max ? G max
B max = -----------------------------------------
EE 5.0
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 : 2.5 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 :
80
180
320
500
720
980
2000
3000
8000
1 : 20
1 : 30
1 : 40
1 : 50
1 : 60
1 : 70
1 : 100
1 : 125
1 : 200
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
400
870
1140
1500
1980
3000
5500
6500
33240
10.0
15.0
20.0
25.0
30.0
35.0
50.0
62.5
100.0
20
30
40
50
60
70
100
125
200
B82801B0803A020
B82801B0184A030
B82801B0324A040
B82801B0504A050
B82801B0724A060
B82801B0984A070
B82801B0205A100
B82801B0305A125
B82801B0925A200
Please read Cautions and warnings and
Important notes at the end of this document.
5
12/12
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B82801C0145A050 功能描述:电流变压器 T4143 EF12.6 SMD TRANSFORMER RoHS:否 制造商:EPCOS 安装风格: 电感:320 uH 电流额定值: 匝数比: 次级线圈电阻:1140 mOhms 端接类型:SMD/SMT 长度:8.13 mm 宽度:7.11 mm 高度:5.08 mm 频率:
B82801C0565A100 功能描述:电流变压器 T4144 EF12.6 SMD TRANSFORMER RoHS:否 制造商:EPCOS 安装风格: 电感:320 uH 电流额定值: 匝数比: 次级线圈电阻:1140 mOhms 端接类型:SMD/SMT 长度:8.13 mm 宽度:7.11 mm 高度:5.08 mm 频率:
B82801C1265A150 功能描述:电流变压器 T4145 EF12.6 SMD TRANSFORMER RoHS:否 制造商:EPCOS 安装风格: 电感:320 uH 电流额定值: 匝数比: 次级线圈电阻:1140 mOhms 端接类型:SMD/SMT 长度:8.13 mm 宽度:7.11 mm 高度:5.08 mm 频率:
B82801C145A50 功能描述:电流变压器 1.4mH TR 1:50 DCR 0.28 / 400mOhms RoHS:否 制造商:EPCOS 安装风格: 电感:320 uH 电流额定值: 匝数比: 次级线圈电阻:1140 mOhms 端接类型:SMD/SMT 长度:8.13 mm 宽度:7.11 mm 高度:5.08 mm 频率: