SC77AAB

4.7 (.185) Features 4.4 +0.25/-0.05 (.173 +.010/-.002) 2.8 (.110) Miniature Thermal Cutoff (TCO) device Surface mount, smallest body size Overtemperature and overcurrent protection Controls abnormal, excessive current 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 n n ...
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4.7 (.185) Features 4.4 +0.25/-0.05 (.173 +.010/-.002) 2.8 (.110) Miniature Thermal Cutoff (TCO) device Surface mount, smallest body size Overtemperature and overcurrent protection Controls abnormal, excessive current 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 n n n n 00 4134N SC 77A 0.125 R (.005) 1.07 ± 0.05 SCxxAAA (.042 ± .002) 0.94 ± 0.05 SCxxAAB (.037 ± .002) Applications 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) 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 The ambient temperature has dropped by 10 °C below theBASE minimum trip temperature; and TERMINALS •TERMINALS Power 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) 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 SC 77 A A B 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. PDF
Документация на серию SC 

Bourns® Mini-Breaker TCO Devices SC Series Breaker (Surface Mount Thermal Cutoff Device)

Дата модификации: 10.12.2019

Размер: 628.7 Кб

8 стр.

    Публикации 1

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    24 июля 2019
    статья

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