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易光科技led驱动器完成halt和hass测试（二）-凯发k8官方网站

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发布时间：

2015/01/03 16:24

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续（一）

高温阶梯应力试验结果：

setpoint (°c)	functional test result (pass/fail)	notes
20	pass	sample no.1 was applied in this test.
30	pass
40	pass
50	pass
60	pass
70	pass
80	pass
90	pass
100	pass
110	pass
120	pass
130	fail	the led light panel could not light up.
20	pass	it recovered at 20°c. the plastic case of the led driver had no observable deformation when observed at 20°c. hot operating limit was found at 120°c.
140	fail
20	pass
150	fail
20	pass
160	fail
20	pass
170	fail
20	pass
180	fail	the led light panel could not light up.
20	pass	it could not recover at 20°c. hot destruct limit was found at 180°c.

4.2 快速温变试验

该系统进行五次温度循环，从60℃至 110°c，平均热转化率70°c/每分钟。在每个极端温度的停留时间为5分钟。

快速温变试验结果：

cycle	setpoint (°c)	functional test result (pass/fail)	notes
start	20	pass	sample no.2 was applied in this test.
1	-60	pass
1	110	fail	the led light panel could not light up.
2	-60	pass
2	110	fail	the led light panel could not light up.
3	-60	pass
3	110	fail	the led light panel could not light up.
4	-60	pass
4	110	fail	the led light panel could not light up.
5	-60	pass
5	110	fail	the led light panel could not light up.
end	20	pass	it recovered at. 20°c.

结束（二），续（三）。

因篇幅所限，仅上传部分数据。

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