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发表于 2005-3-28 09:03:26
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Maxim 车载用降压 DCDC MAX5035 1A
直接链接http://www.maxim-ic.com.cn/quick_view2.cfm/qv_pk/3991
不过才发现,这款输出电压最大才13.2V,不满足你的需求
Wide 7.5V to 76V Input Voltage Range
Fixed (3.3V, 5V, 12V) and Adjustable (1.25V to 13.2V) Versions
1A Output Current
Efficiency Up to 94%
Internal 0.4
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你可以试试用NS的LM2591HVS-ADJ
3.3V, 5V, and adjustable output versions
Adjustable version output voltage range, 1.2V to 57V ±4% max over line and load conditions
Guaranteed 1A output load current
Available in 5-pin TO-220 and TO-263 (surface mount) Package
Input voltage range up to 60V
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难道你说的这两款特殊?我所说的差不多一半,是所有涉及过的都这样,从来没出现过供应商报价比网站报价还高的。 |
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