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参数资料
| 型号： | HM78-40681LFTR |
| 厂商： | TT Electronics/BI |
| 文件页数： | 2/3页 |
| 文件大小： | 0K |
| 描述： | SHIELDED INDUCTORS |
| 标准包装： | 1,000 |
| 系列： | HM78 |
| 电感： | 680µH |
| 电流： | 220mA |
| 类型： | 鼓型芯 |
| 容差： | ±20% |
| 屏蔽： | 屏蔽 |
| DC 电阻(DCR)： | 最大 4.63 欧姆 |
| 封装/外壳： | 0.295" L x 0.295" W x 0.177" H（7.50mm x 7.50mm x 4.50mm） |
| 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 |
Specifications @ 25°C (Cont’d)
Part
Number
HM78-45680LF
HM78-45820LF
HM78-45101LF
HM78-45121LF
HM78-45151LF
HM78-45181LF
HM78-45221LF
HM78-45271LF
HM78-45331LF
HM78-501R5LF
HM78-502R2LF
HM78-503R1LF
HM78-504R4LF
HM78-505R2LF
HM78-507R5LF
HM78-50100LF
HM78-50120LF
HM78-50150LF
HM78-50180LF
HM78-50220LF
HM78-50270LF
HM78-50330LF
HM78-50390LF
HM78-50470LF
HM78-50560LF
HM78-50680LF
HM78-50820LF
HM78-50101LF
HM78-50121LF
Inductance
μ H ± 20% (1)
68
82
100
120
150
180
220
270
330
1.5±25%
2.2±25%
3.1±25%
4.4±25%
5.2±25%
7.5±25%
10
12
15
18
22
27
33
39
47
56
68
82
100
120
DC
Resistance
W Max.
0.220
0.260
0.308
0.380
0.530
0.620
0.700
0.876
0.990
0.012
0.014
0.017
0.020
0.021
0.024
0.025
0.027
0.030
0.034
0.036
0.051
0.057
0.068
0.075
0.11
0.12
0.14
0.16
0.17
Rated
Current (2)
Amps
1.5
1.3
1.2
1.1
0.95
0.85
0.80
0.60
0.50
13.0
7.0
6.0
5.0
4.4
4.2
4.0
3.5
3.3
3.0
2.8
2.3
2.1
2.0
1.8
1.7
1.5
1.4
1.5
1.1
Figure
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Part
Number
HM78-50151LF
HM78-50181LF
HM78-50221LF
HM78-50271LF
HM78-50331LF
HM78-50391LF
HM78-50471LF
HM78-50561LF
HM78-50681LF
HM78-50821LF
HM78-50102LF
HM78-50182LF
HM78-601R4LF
HM78-602R4LF
HM78-603R9LF
HM78-604R7LF
HM78-605R6LF
HM78-607R6LF
HM78-60100LF
HM78-60120LF
HM78-60150LF
HM78-60180LF
HM78-60220LF
HM78-60270LF
HM78-60330LF
HM78-60390LF
HM78-60470LF
HM78-60221LF
Inductance
μ H ± 20% (1)
150
180
220
270
330
390
470
560
680
820
1000
1800
1.4±30%
2.4±30%
3.9±30%
4.7±30%
5.6±30%
7.6±30%
10
12
15
18
22
27
33
39
47
220
DC
Resistance
W Max.
0.23
0.29
0.40
0.46
0.51
0.69
0.77
0.86
1.20
1.34
1.53
3.20
0.007
0.012
0.014
0.016
0.018
0.020
0.022
0.025
0.027
0.039
0.043
0.046
0.065
0.073
0.085
0.37
Rated
Current (2)
Amps
1.0
0.9
0.8
0.75
0.68
0.65
0.58
0.54
0.48
0.43
0.40
0.30
12.0
8.0
7.5
6.8
6.6
5.9
5.4
4.9
4.5
3.9
3.6
3.4
3.0
2.75
2.5
1.2
Figure
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Notes: (1) Inductance is measured at 1.0kHz without DC current.
(2) Rated DC current is the approximate current at which inductance will be decreased by 10% from its initial (zero DC) value or the DC current
at which ? T = 40°C, whichever is lower.
Schematic
Packaging
Standard:
Embossed Tape and Reel
Reel:
Diameter:
Capacity:
=
Case size 10, 30, 40 =
Case size 20, 45, 50, 60 =
13” (330.2mm)
1,000 Units
500 Units
www.bitechnologies.com
2009/10 EDITION MAGNETIC COMPONENTS SELECTOR GUIDE
We reserve the right to change specifications without prior notice.
109
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相关代理商/技术参数 |
参数描述 |
|---|---|
| HM78-40820LF | 制造商:BITECH 制造商全称:Bi technologies 功能描述:Shielded Surface Mount Inductors |
| HM78-40820LFTR | 功能描述:SHIELDED INDUCTORS RoHS:是 类别:电感器，线圈，扼流圈 >> 固定式 系列:HM78 标准包装:500 系列:1331 电感:1.2µH 电流:247mA 电流 - 饱和:247mA 电流 - 温升:- 类型:铁芯体 容差:±10% 屏蔽:屏蔽 DC 电阻(DCR):最大 730 毫欧 Q因子@频率:40 @ 7.9MHz 频率 - 自谐振:130MHz 材料 - 芯体:铁 封装/外壳:0.312" L x 0.115" W x 0.135" H（7.94mm x 2.92mm x 3.43mm） 安装类型:表面贴装 包装:带卷 (TR) 工作温度:-55°C ~ 105°C 频率 - 测试:7.9MHz |
| HM7840821 | 制造商:TT Electronics / BI Technologies 功能描述:Ind Power Shielded Wirewound 820uH 20% 1KHz Ferrite 200mA Embossed T/R |
| HM78-40821LF | 制造商:BITECH 制造商全称:Bi technologies 功能描述:Shielded Surface Mount Inductors |
| HM78-40821LFTR | 功能描述:SHIELDED INDUCTORS RoHS:是 类别:电感器，线圈，扼流圈 >> 固定式 系列:HM78 标准包装:500 系列:1331 电感:1.2µH 电流:247mA 电流 - 饱和:247mA 电流 - 温升:- 类型:铁芯体 容差:±10% 屏蔽:屏蔽 DC 电阻(DCR):最大 730 毫欧 Q因子@频率:40 @ 7.9MHz 频率 - 自谐振:130MHz 材料 - 芯体:铁 封装/外壳:0.312" L x 0.115" W x 0.135" H（7.94mm x 2.92mm x 3.43mm） 安装类型:表面贴装 包装:带卷 (TR) 工作温度:-55°C ~ 105°C 频率 - 测试:7.9MHz |
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