obsidian-notes/电源/DCDC/超低噪声.md
CSSC-WORK\murmur 3e6078442b init version
2024-04-15 11:19:57 +08:00

26 lines
559 B
Markdown
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

---
title: 超低噪声
updated: 2022-08-08 08:50:10Z
created: 2022-01-08 13:18:04Z
tags:
- ldo
- 电源
---
# TPS62913
20RMB
底噪50-200nv√Hz相对于低噪声LDO.5-8nv√Hz来说偏大但对于DCDC而言应该是很低了
噪声幅度20uVRMS相对于低噪声LDO2uVRMS来说偏大但对于DCDC而言应该是很低了
PSRR约50dB相对于低噪声LDO60-90来说偏小但对于DCDC而言应该是不小了
参见 [LDO-PLL](../LDO/LDO-PLL.md)
手册显示可用于ADC等对噪声敏感的场合
#ldo
#电源