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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)。7 |7 G8 S8 S& Q+ o
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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OSM/EE DECISION
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Standard: 1 \7 ?0 z5 W' t* L M/ i3 W
EN 60065: 2002 + A1 + A11 Sub clause: 1 L( m/ N% @0 o( J4 Y- I; Y
4.2.6 Sheet No.:
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% q1 h4 h! [4 x# @ {- {Subject:
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Key words:
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! Y: \* {: ?$ ?* M8 i' [Normal Operating Conditions Meeting:* |0 e. e3 e; m5 |& c/ a1 e& \
OSM/EE - 2009 $ Q9 \& _0 d" |% I x4 k2 u
( ^- Z* m6 D( ^) Z/ a% TItem No. 8.3
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Question:
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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?) w" P( T; c4 X4 [2 u% J1 I
+ Z, H3 N+ k \& z% UDecision:/ J8 y9 o9 T. S; w5 @' y/ F
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The USB sockets shall be loaded with the maximum possible output power.
; H) W4 n, w: N P/ u; b! qExplanatory notes: - {+ A# B, V: l2 v% x( L9 _
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