Achieve superior power control, protection, and continuous operation for your Raspberry Pi projects with the versatile Power Management HAT (B). This feature-rich board seamlessly integrates with your Raspberry Pi for enhanced power management capabilities:

Efficient Power Dynamics:Charge your device and supply power simultaneously, ensuring your Raspberry Pi projects never miss a beat.
Precise Timekeeping:The embedded RTC delivers accurate time information, vital for time-sensitive applications, even when your Raspberry Pi is offline.
Uncompromising Protection:Multiple protection circuits shield your Raspberry Pi from power supply mishaps like reverse polarity, overcurrent surges, and more, guaranteeing the longevity of your hardware.
Wide-Ranging Compatibility:Designed to work effortlessly with a variety of Raspberry Pi boards, offering broad application potential.
User-Defined Automation:Program the customizable button to trigger essential tasks like safe startup, shutdown sequences, or other project-specific functions.
Insightful Monitoring:Keep a constant eye on crucial power metrics like voltage and current, enabling you to make data-driven optimization decisions.

Key Benefits:

Maximize Project Availability:Minimize downtime and ensure your Raspberry Pi projects operate reliably around the clock.

Safeguard Your Hardware:Prevent costly damage and extend the lifespan of your Raspberry Pi investment.

Streamline Power Automation:Tailor power routines effortlessly to match the precise requirements of your projects.

Gain Power Insights:Make informed power optimization choices for maximum efficiency.

Resources
WIKI:www.waveshare.com/wiki/Power_Management_HAT_(B)
Onboard MCU (RP2040)

RP2040 Pinout Definition

Onboard User-Defined Button

What’s On Board

USB type-Cfor downloading programs, USB communication and power supply
MP28167-Abuck-boost DC chip for fast load transient response
CR1220 button cell holderprovides uninterruptible power supply for RTC clock chip
PCF85063RTC chip, provides precise RTC information
W25Q32JVSSIQ4MB NOR-Flash
RP2040dual-core processor, up to 133MHz operating frequency
INA219zero-drift, bi-directional current/power monitor
PWR buttonuser button, usually used as the power button

Reset buttonRP2040 reset button
BOOT buttonpress with the Reset button at the same time, release the Reset button then the BOOT button to enter download mode
PH2.0 battery interfacefor 3.7~4.2V regulated power supply or lithium battery
Fan header
Status indicator
Power supply indicator
ETA6096high efficiency lithium battery recharge chip
Raspberry Pi GPIO header
RP2040 pinout interfacecompatible with Raspberry Pi Pico standard pinout, for connecting with Pico HAT

Pin Definition

Dimensions