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请看附件EN60065的OSM决议（附件是WORD版本，内容跟下面的一样）。, D5 }8 B( s8 K4 g) }
USB端口如果没有标明5V0.5A的话，在正常和异常测试的时候都要带最大载来测试，这样，正常测试时候的温升很容易超。大家都懂的。。。7 @* u7 A: z& v: p" X2 @# b4 g2 ?
* j7 W- M' T/ _OSM/EE DECISION
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Standard: % U. y. m2 D+ V
EN 60065: 2002 + A1 + A11 Sub clause: - I0 f3 n& ^2 k1 J; {% Q
4.2.6 Sheet No.: 3 m* R3 @( C/ h$ E
Decision 09/02
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2 m- s: P& P" v( N: fSubject:
( E0 X2 k, G8 P5 O& sUSB Current
" \; J/ ?3 i! w Key words:
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3 Q' R0 G H% f+ [! e4 k) V+ C+ vNormal Operating Conditions Meeting:
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Item No. 8.3% _4 Z: G8 L7 v) Y
# X9 I n6 \6 V6 J* }& z* [& q6 @5 fQuestion: " M! R: o! r& ^6 q/ \2 F. S% O
; Y, {% H& R$ W" SIf a product falling in the scope of EN 60065 is fitted with USB sockets, should a current be drawn from these sockets when performing the normal operating conditions heating test? If so, what current loading should be used?
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Decision:
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The USB sockets shall be loaded with the maximum possible output power.4 x: U, ]6 T- X) l+ v' \
Explanatory notes: $ Y' Y! m X' v: p5 x
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发表于 2012-4-12 09:23
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