AT4012FJ NKK Switches, AT4012FJ Datasheet - Page 5

• Manufacturer Part Number: AT4012FJ
• Description: CAP RND GRN/CLR POLY FOR LB SER
• Manufacturer: NKK Switches
• Series: LBr
• Type: Cap, Roundr

Specifications of AT4012FJ

• Switch Type: Pushbutton
• Shape: Round
• Color: Green
• Illumination: Illuminated
• Mounting Type: Snap Fit
• Size: 19.00mm Dia x 4.50mm H
• Height: 10 mm
• Length: 19 mm
• Mounting Style: SMD/SMT
• Termination Style: Snap On
• Lens Diameter: 0.748 in.
• Lens Shape: Round
• Material, Lens: Polycarbonate
• Used With: LB Series
• For Use With/related Products: LB Series
• 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.
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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