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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)。% ^. I# J v+ n% d. Y/ I/ t1 Z3 u
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。。。
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5 r8 D4 m5 O+ c' eOSM/EE DECISION) U# E7 S5 G' w- ^
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2 b3 D" r6 u* n' { X' H4 BStandard: 9 x7 C$ Z+ _/ {
EN 60065: 2002 + A1 + A11 Sub clause: + P* A) n: S& S- Z o/ x$ Z, k
4.2.6 Sheet No.: 2 t i. ?/ P8 O
Decision 09/02
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USB Current- K7 r C/ p0 J+ B
Key words:5 t8 D8 a4 U; q( \2 c9 k
USB( V! ^& u4 w; ^7 H4 D- C
& I8 U! I( j/ R# a+ _Normal Operating Conditions Meeting:
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Item No. 8.3' v$ v# b% D. E; x6 L+ @# v
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Question: ) o( t, Q3 S. O% @9 C$ l
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If 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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8 ~- G z# |7 k: j1 IDecision:
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9 w7 c/ ]% M) K; S1 p& c- [The USB sockets shall be loaded with the maximum possible output power.* J% _3 F9 l% N" F' P7 O$ L5 i9 Q
Explanatory notes:
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