
LB Indicators
Complement to LB Pushbuttons
LED COLORS & SPECIFICATIONS
The electrical specifications shown are determined at a basic temperature of 25°C. Polarity marks are on the device.
If the source voltage exceeds the rated voltage, a ballast resistor is required.
The resistor value can be calculated by using the formula in the Supplement section.
Additional lamp detail is shown in the Accessories & Hardware section.
Bright LED without Resistor
No Code
AT635
LEDs are colored
in OFF state.
Red
Color Codes 5C
Forward Peak Current
Amber
5D
Green
5F
I FM
Red Amber Green
30mA 30mA 30mA
No Resistor
Continuous Forward Current
Forward Voltage
I F
V F
20mA
1.9V
20mA
2.0V
20mA
2.1V
(+)
(-)
Reverse Peak Voltage
Current Reduction Rate Above 25°C
V RM
?I F
5V
0.42mA/°C
5V
0.42mA/°C
5V
0.42mA/°C
T-1 1 ? 2 Bi-pin
Ambient Temperature Range
Bright LED with Resistor
–25° ~ +50°C
AT627
with Resistor
Color Codes:
Red
5C
Amber
5D
Green
5F
05
Resistor Codes
12
24
T-1 Bi-pin
Forward Peak Current
Continuous Forward Current
Forward Voltage
Reverse Peak Voltage
Current Reduction Rate Above 25°C
Ambient Temperature Range
I FM
I F
V F
V RM
?I F
—
52mA
5V
4V
—
26mA
12V
8V
0.50mA/°C
–25° ~ +50°C
—
13mA
24V
16V
AT627
5-volt
4-element
with Resistor
(+)
(-)
AT627
12-volt
4-element
with Resistor
(+)
(-)
AT627
24-volt
4-element
with Resistor
(+)
(-)
Super Bright Single Element LED
M
AT625G Blue
AT631B White
AT632F Green
ATTENTION
ELECTROSTATIC
SENSITIVE DEVICES
Forward Peak Current
Continuous Forward Current
Forward Voltage
Color
I FM
I F
V F
6B
White
30mA
20mA
3.6V
6F
Green
30mA
20mA
3.5V
6G
Blue
30mA
20mA
3.6V
(+)
(-)
Reverse Peak Voltage
V RM
5V
5V
5V
Current Reduction Rate Above 25°C
?I F
0.50mA/°C
M16
T-1 Bi-pin
Ambient Temperature Range
www.nkk.com
–25° ~ +50°C