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NR77AB0 Datasheet, PDF (3/5 Pages) Bourns Electronic Solutions – Breaker (Thermal Cutoff Device)
NR Series Breaker (Thermal Cutoff Device)
Wiring Recommendations
This is not a surface mount device for reflow soldering. Therefore, Ni tab wiring should be accomplished by either resistance or laser welding.
Solder connections should be avoided.
Typical Part Marking
DIRECTION MARK
(ALPHANUMERIC
CHARACTER)
1253A
DATE CODE:
MONTH (1~9, X, Y, Z)
DATE
YEAR
MACHINE NO.
ROMAN NUMERAL (I, II, III, ETC.) = OKAYAMA FACTORY
ARABIC NUMERAL (1, 2, 3, ETC.) = SHIGA FACTORY
**
NR77AB0
MANUFACTURER’S TRADEMARK
MANUFACTURER’S INTERNAL CODE
TERMINAL TYPE
ARM MATERIAL
(A = Cu ALLOY)
(C = Cu ALLOY)
TRIP TEMPERATURE - °C
(72, 77, 82, 85)
SERIES DESIGNATOR
Standard Packaging Specifications
Plastic Bag.......................................................................................................................................................................1,000 pcs. (fixed)
Inner Box..........................................................................................................................................................................5,000 pcs. (fixed)
Outer Box.....................................................................................................................................50,000 pcs. max. (up to 10 inner boxes)
Asia-Pacific: Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
EMEA: Tel: +36 88 520 390 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.