参数资料
型号: HM78-50220LFTR
厂商: TT Electronics/BI
文件页数: 3/3页
文件大小: 0K
描述: SHIELDED INDUCTORS
标准包装: 500
系列: HM78
电感: 22µH
电流: 2.8A
类型: 鼓型芯
容差: ±20%
屏蔽: 屏蔽
DC 电阻(DCR): 最大 36 毫欧
封装/外壳: 0.492" L x 0.492" W x 0.244" H(12.50mm x 12.50mm x 6.20mm)
安装类型: 表面贴装
包装: 带卷 (TR)
工作温度: -40°C ~ 125°C
频率 - 测试: 1kHz
Outline Dimensions (Inch/mm)
Case size Figure
A
B
C
D
E
F
G
H
I
J
10
20
30
40
45
50
60
1
1
2
2
3
3
3
.291
7.40
.291
7.40
.295
7.50
.295
7.50
.492
12.5
.492
12.5
.492
12.5
.291
7.40
.291
7.40
.295
7.50
.295
7.50
.492
12.5
.492
12.5
.492
12.5
.150
3.80
.205
5.20
.138
3.50
.177
4.50
.177
4.50
.244
6.20
.315
8.00
.079
2.00
.079
2.00
.079
2.00
.079
2.00
.197
5.00
.197
5.00
.197
5.00
.035
0.85
.035
0.85
.043
1.10
.043
1.10
.079
2.00
.079
2.00
.079
2.00
.220
5.60
.220
5.60
.200
5.08
.200
5.08
.299
7.60
.299
7.60
.299
7.60
.256
6.50
.256
6.50
.248
6.30
.248
6.30
.394
10.0
.394
10.0
.394
10.0
.118
3.00
.118
3.00
.118
3.00
.118
3.00
.236
6.00
.236
6.00
.236
6.00
.075
1.91
.075
1.91
.075
1.91
.075
1.91
.118
3.0
.118
3.0
.118
3.0
_
_
.177
4.50
.177
4.50
.276
7.00
.276
7.00
.276
7.00
Ordering Information
HM78 - 20
100
LF
TR
Model Series
Case Size/Body Style:
10 (Figure 1) 45 (Figure 3)
20 (Figure 1) 50 (Figure 3)
30 (Figure 2) 60 (Figure 3)
40 (Figure 2)
Tape & Reel Packing
Lead-Free
Inductance Code:
  First 2 digits are significant. Last digit denotes 
the number of trailing zeros. For values below
10 μ H, “R” denotes the decimal point.
110
MAGNETIC COMPONENTS SELECTOR GUIDE 2009/10 EDITION
We reserve the right to change specifications without prior notice.
www.bitechnologies.com
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