向大家请问一款芯片 24v输入 正负15v输出
功率要求为给运放供电就行了
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你好,
你可以用tps54040做24→+15V 用tps54060做buck-boost电路实现24V→-15V.如果需要低纹波建议先转到±16V再用LDO稳压至±15V。
你也可以参照http://www.ti.com.cn/cn/lit/ug/slvu374/slvu374.pdf用耦合变压器实现正负两路输出。
yong mao,
如果是 Noise-Sensitive and Precision Applications,可以使用以下的参考设计PMP5683:Power Management for
Precision Analog