M ½ ½ ½ ½ ½ ½ ½ ½ , ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ .
S ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ , ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ .
C ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½
½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½
订 货 方 式
H O W T O O R D E R
A
08
4
7
2
/
J
电路结构代码
C ½ ½ ½ ½ ½ ½ ½ C ½ ½ ½
A
B
C
D
E
F
G
H
T
引脚数
N½½½½½ ½½
½½½½
电 阻 值 代 号1
R ½ ½ ½ ½ ½ ½ ½ ½ ½ V ½ ½ ½ ½ C ½ ½ ½ 1
三½数(E—24系列):
前两½表示有效数字, 第三½
表示有效数字后零的个数
T½½½½ ½½½½½½ (E-24 ½½½½½½):
T½½ ½½½½½ ½½½ ½½½½½½ ½½½
½½½½½½½½½½½ ½½½½½½½ ½½½
½½½ ½½½½½ ½½½ ½½½½½½½
½½½½½½ ½½ ½½½½½.
电 阻 值 代 号
2
R ½ ½ ½ ½ ½ ½ ½ ½ ½ V ½ ½ ½ ½ C ½ ½ ½ 2
½表示A、B、C、D、G型产品
时,该部分无表示。
½表示E、F、H、T型产品时,
该部分表示法与“电阻值代号1”
相同。
W½½½ ½½ ½½ ½½½ ½½½½ ½½ A,B,C,
D ½½ G, ½½½½½ ½½ ½½ ½½½½.
W½½½ ½½ ½½ ½½½ ½½½½ ½½ E,F,H ½½
T, ½½½ ½½½½½½½½½½ ½½ ½½½½ ½½
“R½½½½½½½½½
V½½½½ C½½½½”.
脚距代号
C½½½ ½½ ½½½ ½½½½½½½½
无表示
N ½ ½ ½ ½ ½
(0.07)
2.54½½
1.778½½
04 ̄14
电阻值误差精度代号
R½½½½½½½½½ T½½½½½½½½ C½½½
代 号
C½½½
F
G
J
误差精度
T½½½½½½½½
±1
%
±2
%
±5
%
≤5
0 ½Ω
结 构 图 和 外 ½ 尺 寸
C O N S T R U C T I O N A N D D I M E N S I O N S
单 ½
½ ½ ½ ½ : ½ ½
代号
C½½½
½
常规尺寸
N½½½½½ ½½½½½½½½½
2 . 5 4×( ½ - 1 ) + 2 . 5 ½ ½ ½
A、B、C、D、
E、F、G、H
型
T ½ ½ ½
型
T ½ ½ ½
T
½
½
½
½
½
½
3.00½½½
0 . 5 0±0 . 1
3 . 5 0±0 . 5
0 . 2 5±0 . 1
2 . 5 4×( ½ - 1 )±0 . 3
2 . 5 4±0 . 1
5.08½½½
8.50½½½
特殊尺寸
S½½½½½½ ½½½½½½½½½
1 . 7 7 8×( ½ - 1 ) + 1 . 5 ½ ½ ½
A、B、C、D、
E、F、G、H
型
T ½ ½ ½
T
型
T ½ ½ ½
3.00½½½
0 . 5 0±0 . 1
3 . 5 0±0 . 5
0 . 3 0±0 . 1
1 . 7 7 8×( ½ - 1 )±0 . 3
1 . 7 7 8±0 . 1
A
472J
½
J (跨接电阻
J½½½½½)
外包封 O½½½½ ½½½½½½½
导½ C½½½½½½½½
基片 C½½½½½½ ½½½½½½½½½
电阻½/保护层
R½½½½½½½½½/
P½½½½½½½½½ ½½½½½½½
引脚 L½½½ ½½½
注:½色点标记为第一脚
N½½½: T½½ ½½½½½ ½½½ ½½½½½ ½½½ ½½½½½ ½½½.
½
A
472
5.08½½½
8.50½½½
½
½
½
端1
½
½
端½
½
½
1
· ç » ª ¸ ß ¿ Æ
等 效 电 路
E Q U I V A L E N T C I R C U I T
型
号
T½½½
等
效
电
路
E ½ ½ ½ ½ ½ ½ ½ ½ ½ C ½ ½ ½ ½ ½ ½
型
号
T½½½
等
效
电
路
E ½ ½ ½ ½ ½ ½ ½ ½ ½ C ½ ½ ½ ½ ½ ½
R
1
A
1
2
R
2
R
½
B
3
R
1
=R
2
=……=R
½
½+1
1
R
1
R
2
2
3
4
R
½
2½
R
1
=R
2
=……=R
½
C
R
1
R
2
½
R
½
½+1
D
R
1
1
R
2
2
R
½-1
R
½
½
½+1
_
½
2
+1
1
2
R
1
=R
2
=……=R
½
R
1
=R
2
=……=R
½
E
R
1
R
2
1
2
3
4
5
R
1
R
2
½-1 ½
R
1
R
2
F
R1
R2
1
R2
2
R1
R2
3
R
1
=R
2
或R
1
≠R
2
½-1
R1
½
R
1
=R
2
或R
1
≠R
2
G
H
R1
R
1
R
2
R
½
R2
1
T
2
3
R
1
=R
2
=……=R
½
½+1
½+2
1
2 3
R2
R1
R2
4 5
R
1
=R
2
或R
1
≠R
2
R1
½ ½+1
R
2
R
1
2
R
2
R
1
R
2
R
1
R
1
1
3
½+1
R
1
=R
2
或R
1
≠R
2
参 考 标 准
R E F E R E N C E S T A N D A R D
G B / T 5 7 2 9 - 9 4
G B 7 3 3 8 - 8 7
J I S C 5 2 0 2 - 1 9 8 5
2
º Ä Í ø µ × Æ ÷
ñ ¤ Â ç ç è
T H I C K F I L M N E T W O R K R E S I S T O R
I E C E - 2 4
系 列 电 阻 值 代 码 对 照 表
I E C E - 2 4 S ½ ½ ½ ½ ½ R ½ ½ ½ ½ ½ ½ ½ ½ ½ C ½ ½ ½ ½ - ½ ½ ½ ½ ½ ½ ½ ½ ½ L ½ ½ ½
E - 2 4
系 列
E - 2 4 S ½ ½ ½ ½ ½ (×1 0
Ω )
( 单 ½½
½ ½ ½ : 1Ω
、1
0Ω
、1
0 0Ω
、1
KΩ
、1
0 KΩ
、1
0 0 KΩ
、1
MΩ
)
1.0
1.1
1.2
1.3
1.5
1.6
1.8
2.0
2.2
2.4
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
½
负 荷 下 降 曲 线
D E R A T I N G C U R V E
-55℃
P ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½
100
75
50
25
70℃
½用温度范围
O½½½½½½½½
T½½½½½½½½½½ R½½½½
-55℃ ̄125℃
额定负荷百分比
-75
-50
-25
0
25
50
75
100
125
150
环 境 温 度A
½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ (℃)
½ 电 阻 ½ 用 的 环 境 温 度 超 过7
0℃
时 , 其 额 定 负 荷(额 定 功 率 或 额 定 电 流)按 上 述 曲 线 下 降 。
F ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ 7 0℃, ½ ½ ½ ½ ½ ½ ½ ½ ½ ( ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ) ½ ½ ½ ½ ½ ½ ½
½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ ½ .
Although it was released a long time ago, I was still shocked when I saw it this time. Original text: [url=http://casemods.ru/section10/item490/]http://casemods.ru/section10/item490/[/url]...
I received an email saying that TI has a charging course. When I clicked on it, I found that I needed to enter my email and password, but it said something wrong. Why is that? Do I need to register ag...
S3C6410 VXWORKS BSP developed by 2beanet development team, please visit the official website www.2beanet.com [img]http://blog.chinaunix.net/photo/102237_100418132359.jpg[/img]...
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
Limited vocabulary recognition
According to the number of characters, words or short sentences in the vocabulary, it can be roughly divided into: less than 100 is small vocabulary; 100-1000 is...[Details]
On August 20th, Tiantai Robotics Co., Ltd., along with strategic partners including Shandong Future Robotics Technology Co., Ltd., Shandong Future Data Technology Co., Ltd., and Gangzai Robotics Gr...[Details]
On August 21st, Zhiyuan Robotics revealed at its first partner conference that it expects shipments to reach thousands of units this year and tens of thousands next year. The company hopes to reach...[Details]
For autonomous vehicles to safely navigate the road, they must identify far more complex objects than just traffic lights, pedestrians, and other familiar objects. Among these obstacles is a crucia...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
As the range of electric vehicles continues to increase, driving electric vehicles for long-distance travel has become a trend. For high-speed travel, how much impact will high-speed driving of ele...[Details]
Charging is an essential topic for electric vehicles. Batteries are a core component of new energy vehicles. So, what's the optimal charge level for electric vehicles? Based on current battery tech...[Details]
With the prevalence of online conferencing, live streaming, and voice communication in gaming, high-quality audio input devices are becoming increasingly important. To this end, XMOS, an expert in ...[Details]
On August 18th, China's largest expressway
charging station,
the G25 Changshen Expressway Tonglu Service Area (South Area), officially opened and launched its integrated solar-storage-charg...[Details]
Since the beginning of the 21st century, with the rapid development of my country's urban and rural economies and the improvement of people's living standards, more and more people have begun to ow...[Details]
With the growth of the Internet of Things (IoT), wearable, and portable devices, consumers are growing weary of cluttered cables and the need for frequent battery recharges. The benefits of wireles...[Details]
As automotive technology develops at an ever-increasing pace, the performance requirements for automotive internal structures, components, and accessories are becoming increasingly demanding. The d...[Details]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]