SC72AAA

4.7 (.185) Features 4.4 +0.25/-0.05 (.173 +.010/-.002) 2.8 (.110) n Miniature Thermal Cutoff (TCO) device n Surface mount, smallest body size n Overtemperature and overcurrent protection n Controls abnormal, excessive current 00 4134N SC virtually instantaneously, up to rated limits n Wide range of temperature options n High corrosion resistance n Two height options: low profile & high force withstand 77A 0.125 R (.005) n Battery cell protection for: - Notebook PCs - Tablet PCs - Smart phones n Overtemperature protection for: - USB Type C cables (e.g. smart phone cables, notebook AC adapters) - Electronic cigarettes - Medical heaters*** SC Series Breaker (Surface Mount Thermal Cutoff Device) 1.07 ± 0.05 SCxxAAA (.042 ± .002) 0.94 ± 0.05 SCxxAAB (.037 ± .002) Applications Ratings Specification 1.71 (.067) 0.5 Trip Temperature 4 PLCS. (.020) Reset Temperature ARM TERMINALS Contact Rating Maximum Breaking Current Maximum Voltage 1.54 Minimum Holding Voltage (.061) Maximum Leakage Current Resistance 1.71 (.067) 0.08 (.003) SC72AAA, 4 PLCS. SC72AAB 72 °C ± 5 °C SC77AAA, SC77AAB 77 °C ± 5 °C A-TYPE SC82AAA, SC82AAB 82 °C ± 5 °C 40 °C min. DC9 V / 25 A, 6000 cycles DC5 V / 50 A, 100 cycles DC28 V / 25 A, 100 cycles 3 V @ 25 °C for 1 minute 200 mA max. @ 25 °C 5 milliohms max. BASE TERMINALS 1.49 (.059) SC85AAA, SC85AAB 85 °C ± 5 °C Mini-breaker TCOs reset when the following conditions are met: •ARM T he ambient temperature has dropped by 10 °C below theBASE minimum trip temperature; and TERMINALS •TERMINALS P ower to the TCO has been cycled (off/on) Agency Recognition 2.3 (.091) UL, cUL TUV 0.7 (.028) 0.7 (.028) How to Order Description File Number: E215638 (UL 60730) File Number:3.42 R 50411018 0001~0002 (.135) (EN 60730 2-9-2010) SC 77 A A B Series Designator Trip Temperature (±5 °C) • 72 • 77 • 82 • 85 Arm Material A = Cu Alloy, High current type Product Structure Body Material A = PPS ARM COVER PLATE COVER ARM TERMINAL BASE TERMINAL PTC BIMETAL DISC Body Thickness A = 1.07 ± 0.05 mm B = 0.94 ± 0.05 mm Circuit Diagram NORMAL CIRCUIT CIRCUIT AFTER OPENING CONTACT BASE • Model SCxAAB is the low profile 0.94 mm height version. • Model SCxAAA is designed with a reinforced cover to withstand higher forces during the USB cable manufacturing injection molding process. WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov * RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. ** Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less. *** Excluding life-saving, life-critical or life-sustaining applications. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.  SC Series Breaker (Surface Mount Thermal Cutoff Device) Product Dimensions 4.7 (.185) 4.4 +0.25/-0.05 (.173 +.010/-.002) 2.8 (.110) 0.125 R (.005) 1.07 ± 0.05 SCxxAAA (.042 ± .002) 0.94 ± 0.05 SCxxAAB (.037 ± .002) 1.71 (.067) 4 PLCS. ARM TERMINALS DIMENSIONS: 0.08 (.003) 4 PLCS. 1.71 (.067) 0.5 (.020) BASE TERMINALS 1.54 (.061) 1.49 (.059) BASE TERMINALS ARM TERMINALS Current (A) Typical Performance 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 MM (INCHES) 2.3 (.091) Current vs. Temperature Curves A-Type SC72A (Low 67 °C avg.) SC77A (Low 72 °C avg.) SC82A (Low 77 °C avg.) 0.7 (.028) 3.42 (.135) SC85A (Low 80 °C avg.) 0.7 (.028) ARM COVER PLATE 20 COVER 30 40 BASE 60TERMINAL70 50 80 Temperature (°C) BIMETAL Specifications are subject to change without notice. DISC CONTACT Users should verify actual device performance in their specificARM applications. TERMINAL PTCforth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. The products described herein and this document are subject to specific legal disclaimers as set BASE 4.7 (.185) 4.4 +0.25/-0.05 (.173 +.010/-.002) SC Series Breaker (Surface Mount Thermal Cutoff Device) 2.8 (.110) Surface Mount Recommendations The Model SC Series breaker is designed for reflow and hand soldering. It is not designed or warranted for flow soldering. The following conditions must be adhered to: 1.71 (.067) Temperature (°C) Process breaker in a reflow furnace using the profile shown above three times,1.71 followed by positioning the breaker(.067) in 0.5 4 PLCS. of +25 °C for 8 hours. ambient temperature (.020) ARM TERMINALS Recommended Reflow Profile 0.125 R (.005) Reflow Soldering: 1.07 ± 0.05 SCxxAAA The recommended reflow (.042 soldering ± .002) conditions are as follows: 0.94 ± 0.05 SCxxAAB (.037 .002)seconds 150 ~ 180 °C................ 100 ~ ±150 ≤220 °C........................ 20 ~ 40 seconds 255 ~ 260 °C................ 5 ~ 10 seconds 270 240 210 180 150 120 0.08 (.003) 90 4 PLCS. 60 30 0 TEMPERATURE _ TIME 150 ~ 180 °C ..... 100 ~ 150 Seconds ≤220 °C ..... 20 ~ 40 Seconds 245 °C ..... Peak BASE TERMINALS 0 60 120 180 240 300 360 Time (Seconds) 1.49 Do not (.059) 1.54 (.061) expose the breaker to temperatures exceeding +260 °C. Recommended Land Pattern BASE TERMINALS ARM TERMINALS Recommended Mask Thickness: 0.12 mm / (.005 in.) 2.3 (.091) Recommended Solder Particle Size: 30 µm 0.7 (.028) DIMENSIONS: 3.42 (.135) MM (INCHES) 0.7 (.028) Mounting Cautions ARM In order to protect theCOVER housing and mechanical parts inside from deformation, prevent excessive load at the time of part absorption / part PLATE deployment and mounting. A part absorption nozzle more than 2 mm in diameter with a 3 N (5 N max.) mounting load is recommended. Any COVER BASE shock to the product by the nozzle during the mounting procedure TERMINALmay have a negative impact on the function of the breaker. ARM TERMINAL PTC BIMETAL DISC CONTACT BASE Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. SC Series Breaker (Surface Mount Thermal Cutoff Device) Standard Packaging Specifications Reel (13 inch)...................................................................................................................................................................5,000 pcs. (fixed) Outer Box (690 mm x 344 mm x 136 mm).....................................................................................................................50,000 pcs. (fixed) Marking...........................................A label will be attached on the reel and outer box which includes the following items, at a minimum: Part name, part number, quantity, lot number, safety approval mark (UL, etc.), company name (Bourns KK) and any other items required by the customer REEL 2.0 (.079) 10.0 DIA. (.394) 2.8 (.110) 2.0 (.079) 90.0 DIA. (3.543) 330.0 ± 2.0 (12.992 ± .079) DIA. 80.0 ± 1.0 (3.150 ± .039) DIA. 0.2 0.4 0.6 0.8 13.0 ± 0.2 (.512 ± .008) 5.0 R (.197) 13.0 ± 0.2 DIA. (.512 ± .008) 2.0 ± 0.5 (.079 ± .020) 21.0 ± 0.8 DIA. (.827 ± .031) 35 ° CENTER HOLE ENLARGEMENT DIMENSIONS: MM (INCHES) 13.5 ± 1.0 (.531 ± .039) 17.5 ± 1.0 (.689 ± .039) 0.1 TOLERANCES: UNLESS OTHERWISE NOTED (.004) CARRIER TAPE DIA. 1.50 +0.1/-0 (.059 +.004/-.000) 1.0 R (.039) 5.5 (.217) 2.00 (.079) 8.00 (.315) 4.00 (.157) 1.5 +0.2/-0.1 (.059 +.008/-.004) 1.75 (.069) 5.05 (.199) 12.00 +0.2/-0.1 (.472 +.008/-.004) 3.15 (.124) 0.3 ± 0.05 (.012 ± .002) 1.2 +0.2/-0.1 (.047 +.008/-.004) NOTES: 1) The corner and ridge radiuses (R) of inside cavity are 0.3 mm / (.012 in.) max. 2) Cumulative tolerance of 10 pitches of the sprocket hole is ±0.2 mm / (.008 in.). 3) Measuring of cavity positioning is based on cavity center in accordance with JIS/IEC standard. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.  SC Series Breaker (Surface Mount Thermal Cutoff Device) Typical Part Marking 9018N DATE CODE: MONTH (1~9, X, Y, Z) DATE YEAR MACHINE NO. ROMAN NUMERAL (I, II, III, ETC.) or ARABIC NUMERAL (1, 2, 3, ETC.) = OKAYAMA FACTORY ALPHABET = SHIGA FACTORY ** SC **AAB SERIES DESIGNATOR THICKNESS (A = 1.07 ± 0.05 mm; B = 0.94 ± 0.05 mm) MANUFACTURER’S INTERNAL CODE (ALPHANUMERIC CHARACTER) RESIN TYPE (A = PPS) ARM MATERIAL (A = Cu ALLOY HIGH CURRENT TYPE) TRIP TEMPERATURE - °C (72, 77, 82, 85) Application Temperature Range ........................................... -30 ~ 100 °C Environmental Specifications Moisture Sensitivity Level..................... 1 ESD Classification (HBM).................... 6 Storage Conditions 1) .The breaker must be stored in the standard packaging with the following conditions: ambient temperature of -10 to +40 °C, RH