Opis SKU: 23452 Part Number: Power Management HAT (B) (EN) Brand: Waveshare Power Management HAT For Raspberry Pi, Supports Charging And Power Output At The Same Time, Fast Load Transient Response, Embedded RTC And Multiple Protection Circuits Power Management HAT (B) For Raspberry Pi Designed For Applications Required Power Management Provides A Powerful Power Management Solution, Such As Timing Power On/Off, Measuring Working Voltage, Etc. Fast Load Transient Response For Fast Switching Among Multiple Power Supplies Features At A Glance Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards Dual-core Arm Cortex M0+ processor, flexible clock running up to 133 MHz Onboard PCF8523 RTC chip, provides precise RTC information Onboard MP28167-A buck-boost DC chip for fast load transient response Onboard user-defined button, can be used for Raspberry Pi start up, safely shutdown, or other customized function Protection circuits such as: power supply anti-reverse, counter current proof, etc. ensures stable and safe operating Voltage/current monitoring circuit, monitors the Raspberry Pi operating voltage and current in real time Comes with complete resources and manual Specifications MAIN CONTROLLER RP2040 COMMUNICATION INTERFACE UART + GPIO COMMUNICATION BAUD RATE 115200bps by default (configurable) POWER SUPPLY INTERFACE USB port or PH2.0 connector USB POWER INPUT VOLTAGE 5V PH2.0 POWER INPUT VOLTAGE 3.3 ~ 4.2V (3.7V lithium battery) EMBEDDED CIRCUITS battery anti-reverse, counter current proof, voltage/current monitoring DIMENSIONS 56.5 x 65.0mm MOUNTING HOLE DIAMETER 3.0mm Standard Raspberry Pi 40PIN GPIO Header Customized For Raspberry Pi Series Board for reference only, Raspberry Pi 4B and 3B+ are NOT included. Onboard MCU (RP2040) Using RP2040 Microcontroller Chip Designed By Raspberry Pi, Powerful & Easy To Use RP2040 Pinout Definition Compatible With Raspberry Pi Pico Standard Pinout, For Connecting With Pico HAT Provides Accurate Time Control Onboard PCF85063 RTC Chip With Button Cell Holder Support Charging And Power Output At The Same Time, Uninterruptible Power Supply Onboard MP28167-A Buck-Boost DC Chip, Supports Fast Load Transient Response Fast Switching Among Multiple Power Supplies * for reference only, please refer to the part list for detailed package content. Onboard User-Defined Button Can Be Used As The Power Button For Raspberry Pi Start Up, Software Shutdown And Forced Shutdown Safe And Stable Circuit Design Onbaord Power Supply Anti-Reverse, Counter Current Proof, Voltage/Current Monitoring Circuit, To Ensure Stable And Safe Operating What’s On Board USB type-C for downloading programs, USB communication and power supply MP28167-A buck-boost DC chip for fast load transient response CR1220 button cell holder provides uninterruptible power supply for RTC clock chip PCF85063 RTC chip, provides precise RTC information W25Q32JVSSIQ 4MB NOR-Flash RP2040 dual-core processor, up to 133MHz operating frequency INA219 zero-drift, bi-directional current/power monitor PWR button user button, usually used as the power button Reset button RP2040 reset button BOOT button press with the Reset button at the same time, release the Reset button then the BOOT button to enter download mode PH2.0 battery interface for 3.7~4.2V regulated power supply or lithium battery Fan header Status indicator Power supply indicator ETA6096 high efficiency lithium battery recharge chip Raspberry Pi GPIO header RP2040 pinout interface compatible with Raspberry Pi Pico standard pinout, for connecting with Pico HAT Pin Definition Product Show Dimensions Resources & Services WIKI: www.waveshare.com/wiki/Power_Management_HAT_(B) PACKAGE CONTENT Weight: 0.066 kg Power Management HAT (B) x1 2x20PIN female header x1 USB cable type A male port to Type C male port x1 Screws pack x1 1 2 3 4