参数资料
型号: AT3017FB
厂商: NKK Switches
文件页数: 7/11页
文件大小: 0K
描述: ACCESSORIES CAP GREEN WHITE
特色产品: YB2 Series Pushbutton Switches
标准包装: 1
系列: YB2
开关类型: 按钮
形状: 圆形
颜色: 绿,白
发光: 发光
适用于相关产品: YB2 系列s
安装类型: 卡入式
尺寸: 19.00mm 直径 x 4.20mm H
Series YB2
Panel Seal Pushbuttons
BALLAST RESISTOR CALCULATION FOR LEDS
If the source voltage is greater than the rated voltage of
a lamp or LED, a ballast resistor must be connected in
series with the lamp. This circuit diagram and formula
will assist in calculating the value of the required ballast
resistor.
E
R
+
I F
V F
Anode
Cathode
R =
Where: R =
E =
V F =
I F =
E – V F
I F
Resistor Value (Ohms)
Source Voltage (V)
Forward Voltage (V)
Forward Current (A)
CAPS & CAP COLORS
D
AT3017 Cap for
Bright LED
Lens/Diffuser
Colors Available:
AT3018 Cap for
Super Bright LED
Lens/Diffuser
Colors Available:
AT3019 Cap for
Nonilluminated
Cap Color Available:
AT3020 Cap with
Illumination Ring for
Bright or Super Bright LED
Cap Color Available:
JB
Clear/White
JB
Clear/White
P
Brushed Chrome
JS
Metallic Silver with
Clear Ring
CB
EB
Red/White
* Yellow/White
(19.0) Dia
.748
Note: AT3017 Cap can also
be used without illumination.
(19.0) Dia
.748
FB
Green/White
(4.9)
.193
(13.1)
.516
(19.0) Dia
.748
(4.9)
.193
(13.1)
.516
(19.0) Dia
.748
(13.1)
.516
(4.9)
.193
(13.1)
.516
Material for Lens & Diffuser:
Polycarbonate
(4.9)
.193
Materials
Lens: Polycarbonate
Insert: Polyester
* Yellow cap pairs with amber LED
to achieve amber illumination.
AT3025 Cap for
Illuminated
Lens/Diffuser Colors Available:
Material for Lens:
ABS Resin and Brushed
Chrome Plating
AT3027 Cap for
Nonilluminated
Cap Color Available:
JB
Clear/White
For Bright & Superbright LEDs
P
Brushed Chrome
CB
Red/White
For Bright LED only
Note: AT3025 Cap can also
be used without illumination.
EB
* Yellow/White
For Bright LED only
(18.0) Sq
.709
(18.0) Sq
.709
FB
Green/White
For Bright LED only
(4.9)
.193
(13.1)
.516
(4.9)
.193
(13.1)
.516
* Yellow cap pairs with amber LED
to achieve amber illumination.
Material for Lens & Diffuser:
Polycarbonate
Material for Lens:
ABS Resin and Brushed Chrome Plating
D120
www.nkk.com
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