Power Management

Q&A LTC3260 unused LDO-

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LTC3260 Recommended for New Designs
The LTC3260 is a low noise dual polarity output power supply that includes an inverting charge pump with both positive and negative LDO regulators. The...
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LTC3260 on Analog.com

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LTC3260 unused LDO-

jwright on Aug 4, 2026

Category: Hardware

Product Number: LTC3260

Hi - what is the recommended connection if the inverting VOUT is used but LDO- is not? Can LDO-, ADJ-, BYP- all be left floating?

hardware LTC3260 Charge Pumps

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TimW

on Aug 4, 2026 2:59 PM
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Connect the LDO as if you were using it. BYP can be floated, as it's an optional filter, but everything else should be populated.
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TimW

on Aug 4, 2026 2:59 PM
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Connect the LDO as if you were using it. BYP can be floated, as it's an optional filter, but everything else should be populated.
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