AT4002 NKK Switches, AT4002 Datasheet - Page 5
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AT4002
Manufacturer Part Number
AT4002
Description
COVER DUST RND POLY FOR LB SER
Manufacturer
NKK Switches
Type
Dust Cover, Roundr
Series
ATr
Specifications of AT4002
Color
Clear
Height
2.5 mm
Length
30 mm
Mounting Style
SMD/SMT
Termination Style
Snap On
Accessory Type
Guard
Brand/series
LB Series
Shape
Round
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
LB Series
Standard Size Snap-in Pushbuttons
AT635
LEDs are colored
in OFF state.
AT627
with Resistor
AT625G Blue
AT631B White
AT632F Green
AT627
5-volt
4-element
with Resistor
No Code
(+)
(+)
(+)
T-1
T-1 Bi-pin
T-1 Bi-pin
1
⁄
2
No Lamp
Bi-pin
LED circuit is isolated and requires external power source. Polarity marks are on the switch.
The resistor value can be calculated by using the formula in the Supplement section.
(-)
(-)
The electrical specifications shown are determined at a basic temperature of 25°C.
If the source voltage exceeds the rated voltage, a ballast resistor is required.
Additional lamp detail is shown in the Accessories & Hardware section.
Color Codes
Forward Peak Current
Continuous Forward Current
Forward Voltage
Reverse Peak Voltage
Current Reduction Rate Above 25°C
Ambient Temperature Range
Color Codes:
Forward Peak Current
Continuous Forward Current
Forward Voltage
Reverse Peak Voltage
Current Reduction Rate Above 25°C
Ambient Temperature Range
Forward Peak Current
Continuous Forward Current
Forward Voltage
Reverse Peak Voltage
Current Reduction Rate Above 25°C
Ambient Temperature Range
(-)
LED COLORS & SPECIFICATIONS
AT627
12-volt
4-element
with Resistor
Super Bright Single Element LED
Bright LED without Resistor
Bright LED with Resistor
SENSITIVE DEVICES
(+)
Red
5C
Red
5C
ELECTROSTATIC
ATTENTION
www.nkk.com
Amber
Amber
5D
5D
Green
Green
5F
5F
I
I
V
V
∆I
Color
I
I
V
V
∆I
FM
F
FM
F
I
I
V
V
∆I
F
RM
F
RM
FM
F
F
F
F
RM
F
(-)
AT627
24-volt
4-element
with Resistor
52mA
30mA
20mA
30mA
20mA
White
3.6V
1.9V
Red
05
5V
4V
6B
5V
5V
—
No Code
Resistor Codes
–25° ~ +50°C
–25° ~ +50°C
–25° ~ +50°C
(+)
0.42mA/°C
0.50mA/°C
0.50mA/°C
Amber
30mA
20mA
26mA
Green
30mA
20mA
Series LB
2.0V
3.5V
12V
12
6F
5V
8V
5V
—
No Resistor
13mA
30mA
20mA
Green
30mA
20mA
2.1V
3.6V
24V
16V
Blue
6G
24
5V
5V
—
D51
(-)
D