Data Sheet

About This Guide
This document provides introduction to the specifications of ESP-WROOM-02D and ESP-
WROOM-02U hardware.
Release Notes
Documentation Change Notification
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Certification
Download certificates for Espressif products from https://www.espressif.com/en/
certificates.
Date
Version
Release notes
2017.11
V1.0
First release.
2018.03
V1.1
Updated the figure of ESP-WROOM-02U dimensions.
2018.08
V1.2
• Updated Table 1-1 and Table 1-2;
• Updated module dimensions;
• Added PCB pattern;
• Updated document cover.
2019.04
V1.3
•
Added MSL information in table 1-2;
•
Added notes in Figure 5-1 and Figure 5-2.
2019.08
V1.4
Updated Chapter 6 Peripheral Schematics.
2019.12
V1.5
• Added a note for the reflow profile;
• Added feedback links.
2019.12
V1.6
Updated a typo in ESP-WROOM-02D dimensions.
2020.07
V1.7
• Updated Note in Chapter 6;
• Updated links in Appendix.