태양광 패널용 전원 관리 모듈 -9V/12V/18V, MPPT
(Sunflower: Solar Power Manager 9V/12V/18V)
개요
- 본 제품은 IoT 프로젝트를 위한 9V/12V/18V 태양광 패널용 에너지 관리 모듈입니다.
- MPPT (Maximum Power Point Tracking) 기능을 가지고 있어 태양광 패널 효율을 최대화 하였습니다.
- 태양광 충전기 기능외에, 3.7V 리포배터리에 최대 2A의 충전 전류를 공급할 수 있습니다.
- on/off 가능한 DC-DC 컨버터로 5V 1.5A, 3.3V 1A, 9V/12V 0.5A 의 출력은 다양한 프로젝트에서 사용이 가능합니다.
- 또한 리포 배터리 보호, 역극성 보호, 과전류 보호, 쇼트 보호 등의 보호 기능을 가지고 있습니다.
Board Overview
Connection Diagram
Solar Power Manager interfaces (front)
Solar Power Manager interfaces (back)
Build a solar powered system
특징
- Constant voltage MPPT algorithm, maximizing solar panel efficiency
- 7V~30V wide solar panel input voltage
- Various charging mode: solar/AC adapter/USB charger (2A max charge current)
- Three individual ON/OFF controllable regulated power supply for low-power applications
- All multi-layer ceramic capacitors (MLCC), safe, stable and high-efficiency
- Various protection functions
- USB connector with ESD shell
- Solar power management IC: LTC3652
- Solar input voltage (SOLAR IN): 7V~30V
- Battery input (BAT IN): 3.7V single cell Li-polymer/Li-ion battery
- Charge current(USB/SOLAR IN): 2A Max
- Charging cutoff voltage(USB/SOLAR IN): 4.2V±1%
- MPPT setting voltages:OFF/9V/12V/18V
- USB IN voltage: 5V
- Regulated power supply: OUT1=5V 1.5A; OUT2=3.3V 1A; OUT3=9V/12V 0.5A
- Regulated power supply efficiency (3.7V battery IN)
OUT1: 86%@50%Load
OUT2: 92%@50%Load
OUT3 (9V OUT): 89%@50%Load - USB charge efficiency: 84%@1A
- Solar charge efficiency (18V SOLAR IN):78%@1A
- Maximum quiescent current: <3 mA
- Protections
BAT IN: over charge /over discharge /over current /reverse connection protection
OUT1-OUT3/USB OUT: short circuit/over current/over heat protection
SOLAR IN: reverse connection protection - Operation temperature:-40℃~85℃
- Dimension:78.0mm*68.0mm
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SHIPPING LIST
- Sunflower: Solar Power Managerx1
- Black Jumperx3
- M3 nylon pillarx4
- M3 stainless steel screwx4
- 14mm*14mm Aluminum cooling finx1
- 14mm*14mm Thermal conductive silicone padx1
- Female DC power jack adapterx1