1. SCOPE
This specification covers performance,methods and quality requirements for Mini Universal Serial Bus(USB) type plug and receptacle connectors. These connectors are cable mounted plug and printed circuit board mounted receptacle conneclors.
2. REQUIREMENTS
2.1 ? Design and Construction
Product shall be of the design , construction and physical dimensions specified
The in applicable product drawing.
2.2 ? Materials :They are specified on applicable product drawing.
Plating:
? ? ? 2.2.1.Underplate: Minimum 1.25 micrometers (50 microinches) nickel. Copper over base material is optional.
? ? ? 2.2.2. Mating Area: Minimum 0.05 micrometers (2 microinches ) gold, or gold flash
? ? ? 2.2.3. Solder Tails: Minimum 2 micrometers (80 microinches) tin over the underplate.
2.3 ? Ratings
? ? ? A. Voltage： 30V/AC(rms max)
? ? ? B. Current： 1.0A per contact,not to exceed 30℃ temperatue rise
? ? ? C. Operating temperature： 0℃ to +50℃
? ? ? D. Storage temperature： -20℃ to +65℃
? ? ? E. Nominal Temperature Rating: +20℃
3 Electrical Characteristics
? ? ? 3.1: All electrical characteristics must be measured at or referenced to +20 ℃ (68 oF).
? ? ? 3.2: Voltage Rating: 30 V rms maximum.
? ? ? 3.3: Contact Current Rating: 1.5 A at 250 V AC minimum. when measured at an ambient temperature of 25 °C. With power applied to the contacts, the . T must not exceed +30 °C at any point in the USB connector under test.
魯先生
