3A, Single Cell Li-Ion DC/DC Switching Charger with I2C Control, USB Detection and OTG JEITA Compliant, Power Path Management
- Parameters
- Features
- Description
Part Number | SY20743BQCC |
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Description | |
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Vin_min (V) | 3.9 |
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Vin_max (V) | 13.5 |
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Vo_min (V) | |
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Max. Charge Current (A) | 3 |
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Iq (uA) | |
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Fsw (MHz) | 1.5 |
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Cell Voltage | 3.856~4.624V |
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Series Cells | 1 |
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Features / Special Function | NVDC power path management, OTG, BC1.2 compliance, USB source detection |
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Package | QFN4x4-24 |
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- High Efficiency 3A 1.5MHz Buck Mode Charger
– Support 3.9V-13.5V Input Voltage Range
– Programmable IDPM/VDPM to Support the USB and Adapter
– 3.856V-4.624V Adjustable Charge Voltage
– Support Narrow VDC Power Path Management
– JEITA Compliance
– ±0.5% Charge Voltage Regulation
– Charge Status Outputs for LED or Host Processor
- Maximum 1.2A 1.5MHz Boost OTG Current
– 4.85V-5.3V Adjustable OTG Output Voltage
– Selectable OTG Output Current Limit
– ±1.5% Output Regulation in Boost Mode
– Soft-Start up to 500μF Capacitive Load
– Constant Current (CC) Limit
- Full BATFET Control to Support Shipping Mode, Wake up, and System Reset
- Safety
– Battery Temperature Sensing for Charge and Boost Mode
– Battery Charging Safety Timer
– Thermal Regulation and Thermal Shutdown
– Input/System over-Voltage Protection
– MOSFET over-Current Protection
- Low Battery Leakage Current and Support Shipping Mode
- 4mm x 4mm QFN-24 Package
Evaluation Board
Photo of evaluation board
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Photo of evaluation board
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The EVB_SY20743BQCC is used to evaluate 3A single cell Li-Ion DC/DC switching charger SY20743BQCC.
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