Product Description for LITTELFUSE / C&K COMPONENTS CK 719-0305-000 Switch Hardware Key Switch BUTTON
The CK 719-0305-000 is a high-reliability, microminiature SPDT key switch designed for demanding electronic applications. Manufactured by LITTELFUSE / C&K COMPONENTS and compliant with RoHS standards, this switch offers long operational life and versatile mounting options suitable for PCB integration.
Key Features & Benefits
High reliability and extended operational lifespan (≥ 5 million operations for momentary, ≥ 500,000 for push-push)
Designed for low-level switching with a maximum switching power of 240 mW DC and voltage of 24 V DC
Available with latching (push-push) or momentary (non-latching) functions
Ready for PCB mounting with soldering and centering pins
RoHS compliant and compatible with lead-free soldering profiles
Multiple button and LED options for customization
Technical Specifications
Function
Momentary or push-push
Contact Arrangement
1 change over contact SPDT, NO
Mode of Switching
Non-shorting
Electrical Ratings
Switching Power Max.: 240 mW DC
Switching Voltage Max.: 24 V DC
Switching Current Max.: 10 mA DC
Carrying Current at 20°C: 100 mA
Mechanical Travel
Total Travel: ≤ 3 mm
Switching Travel: 1.5 mm
Latching Travel: 1.8 mm
Operating Force
1.5 ± 0.5 N (150 ± 50 grams)
Durability
Momentary: ≥ 5 x 10⁶ operations
Push-push: ≥ 5 x 10⁵ operations
Contact Resistance
Initial ≤ 50 mΩ; After 5 x 10⁶ operations ≤ 100 mΩ
Insulation Resistance
≥ 10¹⁰ Ω
Capacitance at 10 kHz
≤ 0.8 pF
Bounce Time
≤ 2.5 ms
Operating Temperature
-25°C to 85°C
Physical & Mounting Details
Terminals: PC pins
Mounting: Soldering with centering pins
Dimensions: Refer to datasheet for detailed measurements
Environmental Compliance & Certifications
RoHS compliant
ECCN: EAR99
Customization Options
Our build-a-switch concept allows mixing and matching options such as button color, LED color, function, contact material, and body color. For specific configurations, please select options accordingly. Additional button and LED colors are available upon request.
Additional Information
Part Number: 719-0305-000
Manufacturer: LITTELFUSE / C&K COMPONENTS
Country of Origin: CN
UOM: EA
Package Type: See datasheet for details
Datasheet: Download Datasheet
Note
For more detailed specifications and options, please refer to the datasheet linked above. Datasheet was not processed; please search the internet for the part number for additional details.
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{"id":10027591172413,"title":"719-0305-000","handle":"719-0305-000","description":"\u003ch3\u003eProduct Description for LITTELFUSE \/ C\u0026amp;K COMPONENTS CK 719-0305-000 Switch Hardware Key Switch BUTTON\u003c\/h3\u003e\n\n\u003cp\u003eThe CK 719-0305-000 is a high-reliability, microminiature SPDT key switch designed for demanding electronic applications. Manufactured by LITTELFUSE \/ C\u0026amp;K COMPONENTS and compliant with RoHS standards, this switch offers long operational life and versatile mounting options suitable for PCB integration.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHigh reliability and extended operational lifespan (≥ 5 million operations for momentary, ≥ 500,000 for push-push)\u003c\/li\u003e\n \u003cli\u003eDesigned for low-level switching with a maximum switching power of 240 mW DC and voltage of 24 V DC\u003c\/li\u003e\n \u003cli\u003eAvailable with latching (push-push) or momentary (non-latching) functions\u003c\/li\u003e\n \u003cli\u003eReady for PCB mounting with soldering and centering pins\u003c\/li\u003e\n \u003cli\u003eRoHS compliant and compatible with lead-free soldering profiles\u003c\/li\u003e\n \u003cli\u003eMultiple button and LED options for customization\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eFunction\u003c\/th\u003e\n \u003ctd\u003eMomentary or push-push\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Arrangement\u003c\/th\u003e\n \u003ctd\u003e1 change over contact SPDT, NO\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMode of Switching\u003c\/th\u003e\n \u003ctd\u003eNon-shorting\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Ratings\u003c\/th\u003e\n \u003ctd\u003eSwitching Power Max.: 240 mW DC\u003cbr\u003e\n Switching Voltage Max.: 24 V DC\u003cbr\u003e\n Switching Current Max.: 10 mA DC\u003cbr\u003e\n Carrying Current at 20°C: 100 mA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMechanical Travel\u003c\/th\u003e\n \u003ctd\u003eTotal Travel: ≤ 3 mm\u003cbr\u003e\n Switching Travel: 1.5 mm\u003cbr\u003e\n Latching Travel: 1.8 mm\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Force\u003c\/th\u003e\n \u003ctd\u003e1.5 ± 0.5 N (150 ± 50 grams)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDurability\u003c\/th\u003e\n \u003ctd\u003eMomentary: ≥ 5 x 10⁶ operations\u003cbr\u003e\n Push-push: ≥ 5 x 10⁵ operations\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Resistance\u003c\/th\u003e\n \u003ctd\u003eInitial ≤ 50 mΩ; After 5 x 10⁶ operations ≤ 100 mΩ\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInsulation Resistance\u003c\/th\u003e\n \u003ctd\u003e≥ 10¹⁰ Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitance at 10 kHz\u003c\/th\u003e\n \u003ctd\u003e≤ 0.8 pF\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eBounce Time\u003c\/th\u003e\n \u003ctd\u003e≤ 2.5 ms\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Temperature\u003c\/th\u003e\n \u003ctd\u003e-25°C to 85°C\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePhysical \u0026amp; Mounting Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eTerminals: PC pins\u003c\/li\u003e\n \u003cli\u003eMounting: Soldering with centering pins\u003c\/li\u003e\n \u003cli\u003eDimensions: Refer to datasheet for detailed measurements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEnvironmental Compliance \u0026amp; Certifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eRoHS compliant\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCustomization Options\u003c\/h3\u003e\n\u003cp\u003eOur build-a-switch concept allows mixing and matching options such as button color, LED color, function, contact material, and body color. For specific configurations, please select options accordingly. Additional button and LED colors are available upon request.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003ePart Number: 719-0305-000\u003cbr\u003e\nManufacturer: LITTELFUSE \/ C\u0026amp;K COMPONENTS\u003cbr\u003e\nCountry of Origin: CN\u003cbr\u003e\nUOM: EA\u003cbr\u003e\nPackage Type: See datasheet for details\u003cbr\u003e\nDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-ck\/digitast.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eFor more detailed specifications and options, please refer to the datasheet linked above. Datasheet was not processed; please search the internet for the part number for additional details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T00:47:33+05:30","created_at":"2025-08-16T00:47:34+05:30","vendor":"Waldom Electonics","type":"","tags":["IMPORT_CSV","IMPORT_PT2","LITTE-CKCO","Switch","WLDM"],"price":6237,"price_min":6237,"price_max":6237,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50625637450045,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"719-0305-000","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"719-0305-000","public_title":null,"options":["Default Title"],"price":6237,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"719-0305-000","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/719-0305-000_11101487_c30bbf70.jpg?v=1755285457"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/719-0305-000_11101487_c30bbf70.jpg?v=1755285457","options":["Title"],"media":[{"alt":null,"id":45858905882941,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/719-0305-000_11101487_c30bbf70.jpg?v=1755285457"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/719-0305-000_11101487_c30bbf70.jpg?v=1755285457","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description for LITTELFUSE \/ C\u0026amp;K COMPONENTS CK 719-0305-000 Switch Hardware Key Switch BUTTON\u003c\/h3\u003e\n\n\u003cp\u003eThe CK 719-0305-000 is a high-reliability, microminiature SPDT key switch designed for demanding electronic applications. Manufactured by LITTELFUSE \/ C\u0026amp;K COMPONENTS and compliant with RoHS standards, this switch offers long operational life and versatile mounting options suitable for PCB integration.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHigh reliability and extended operational lifespan (≥ 5 million operations for momentary, ≥ 500,000 for push-push)\u003c\/li\u003e\n \u003cli\u003eDesigned for low-level switching with a maximum switching power of 240 mW DC and voltage of 24 V DC\u003c\/li\u003e\n \u003cli\u003eAvailable with latching (push-push) or momentary (non-latching) functions\u003c\/li\u003e\n \u003cli\u003eReady for PCB mounting with soldering and centering pins\u003c\/li\u003e\n \u003cli\u003eRoHS compliant and compatible with lead-free soldering profiles\u003c\/li\u003e\n \u003cli\u003eMultiple button and LED options for customization\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eFunction\u003c\/th\u003e\n \u003ctd\u003eMomentary or push-push\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Arrangement\u003c\/th\u003e\n \u003ctd\u003e1 change over contact SPDT, NO\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMode of Switching\u003c\/th\u003e\n \u003ctd\u003eNon-shorting\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Ratings\u003c\/th\u003e\n \u003ctd\u003eSwitching Power Max.: 240 mW DC\u003cbr\u003e\n Switching Voltage Max.: 24 V DC\u003cbr\u003e\n Switching Current Max.: 10 mA DC\u003cbr\u003e\n Carrying Current at 20°C: 100 mA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMechanical Travel\u003c\/th\u003e\n \u003ctd\u003eTotal Travel: ≤ 3 mm\u003cbr\u003e\n Switching Travel: 1.5 mm\u003cbr\u003e\n Latching Travel: 1.8 mm\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Force\u003c\/th\u003e\n \u003ctd\u003e1.5 ± 0.5 N (150 ± 50 grams)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDurability\u003c\/th\u003e\n \u003ctd\u003eMomentary: ≥ 5 x 10⁶ operations\u003cbr\u003e\n Push-push: ≥ 5 x 10⁵ operations\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Resistance\u003c\/th\u003e\n \u003ctd\u003eInitial ≤ 50 mΩ; After 5 x 10⁶ operations ≤ 100 mΩ\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInsulation Resistance\u003c\/th\u003e\n \u003ctd\u003e≥ 10¹⁰ Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitance at 10 kHz\u003c\/th\u003e\n \u003ctd\u003e≤ 0.8 pF\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eBounce Time\u003c\/th\u003e\n \u003ctd\u003e≤ 2.5 ms\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Temperature\u003c\/th\u003e\n \u003ctd\u003e-25°C to 85°C\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePhysical \u0026amp; Mounting Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eTerminals: PC pins\u003c\/li\u003e\n \u003cli\u003eMounting: Soldering with centering pins\u003c\/li\u003e\n \u003cli\u003eDimensions: Refer to datasheet for detailed measurements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEnvironmental Compliance \u0026amp; Certifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eRoHS compliant\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCustomization Options\u003c\/h3\u003e\n\u003cp\u003eOur build-a-switch concept allows mixing and matching options such as button color, LED color, function, contact material, and body color. For specific configurations, please select options accordingly. Additional button and LED colors are available upon request.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003ePart Number: 719-0305-000\u003cbr\u003e\nManufacturer: LITTELFUSE \/ C\u0026amp;K COMPONENTS\u003cbr\u003e\nCountry of Origin: CN\u003cbr\u003e\nUOM: EA\u003cbr\u003e\nPackage Type: See datasheet for details\u003cbr\u003e\nDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-ck\/digitast.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eFor more detailed specifications and options, please refer to the datasheet linked above. Datasheet was not processed; please search the internet for the part number for additional details.\u003c\/p\u003e\u003cbr\u003e"}
