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YB215CWCKW01-6B-JB 数据表(PDF) 7 Page - Nihon Kaiheiki Industry Co. Ltd. |
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YB215CWCKW01-6B-JB 数据表(HTML) 7 Page - Nihon Kaiheiki Industry Co. Ltd. |
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7 / 11 page ![]() Series YB2 Panel Seal Pushbuttons www.nkk.com D120 D .748 (19.0) Dia (13.1) .516 (4.9) .193 VF I F R + – E Anode Cathode R = E – VF IF Where: R E V F I F = Resistor Value (Ohms) = Source Voltage (V) = Forward Voltage (V) = Forward Current (A) CB EB FB Lens/Diffuser Colors Available: Green/White *Yellow/White Red/White Material for Lens & Diffuser: Polycarbonate CAPS & CAP COLORS AT3017 Cap for Bright LED AT3018 Cap for Super Bright LED AT3019 Cap for Nonilluminated JB Clear/White S Metallic Silver Lens/Diffuser Colors Available: Cap Color Available: Note: AT3017 Cap can also be used without illumination. .748 (19.0) Dia (13.1) .516 (4.9) .193 .748 (19.0) Dia (13.1) .516 (4.9) .193 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. JB Clear/White .748 (19.0) Dia (13.1) .516 (4.9) .193 AT3020 Cap with Illumination Ring for Bright or Super Bright LED Cap Color Available: JS Metallic Silver with Clear Ring Materials Lens: Polycarbonate Insert: Polyester *Yellow cap pairs with amber LED to achieve amber illumination. Lens/Diffuser Colors Available: FB Green/White For Bright LED only EB *Yellow/White For Bright LED only CB Red/White For Bright LED only Material for Lens & Diffuser: Polycarbonate AT3025 Cap for Illuminated AT3027 Cap for Nonilluminated S Metallic Silver Cap Color Available: Note: AT3025 Cap can also be used without illumination. *Yellow cap pairs with amber LED to achieve amber illumination. JB Clear/White For Bright & Superbright LEDs .709 (18.0) Sq (13.1) .516 (4.9) .193 .709 (18.0) Sq (13.1) .516 (4.9) .193 |
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