SY20757VCC (SY6996VCC)

QC3.0, FCP, AFC, High Voltage / Current, 3IN1 Bidirectional Regulator for Li-Ion Battery Power Bank Application

SY20757VCC QC3.0, FCP, AFC, High Voltage / Current, 3IN1 Bidirectional Regulator for Li-Ion Battery Power Bank Application Datasheet

Parameters
Features
Description

Part number	SY20757VCC
Vin (max) (V)	13.2
Vin (min) (V)	4.6
Absolute max Vin (max) (V)
Number of series cells	1
Charge voltage (max) (V)
Charge voltage (min) (V)
Charge current (max) (A)	5
Charge current (min) (A)
Integrated FETs(Yes/No)
Topology
Control interface
Features	QC3.0,AFC/FCP compliance, Battery Fuel Gauge Indicator
Operating temperature range(°C)
Package	QFN5x5-34

Integrated N-Channel MOSFET with 18V Voltage Rating and Extremely Low RDS(ON)
Maximum 5A Battery Charging Current
Support BC1.2
Adaptive Input Current Limit
Trickle Current / Constant Current / Constant Voltage Charging Mode.
Maximum 18W Output Power in Battery Discharging Mode
Programmable Boost Peak Current Limit
200kHz-500kHz Programmable Boost Switching Frequency
Programmable Battery Internal Resister Compensation
Up to 4 LEDs Battery Fuel Gauge Indicator with Programmable Threshold
Support Smart Phone Fast Charge Protocols QC3.0, FCP and AFC
Load Insert Detection
Light Load Auto-shutdown
Battery UTP/OTP Protection
Output OVP/SCP/OCP Protection
Thermal Shutdown Protection
Max 50μA Quiescent Current in Sleep Mode

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Evaluation Board

Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board

EVB_SY20757VCC

The EVB_SY20757VCC is used to evaluate a 4.6-13.2V input bi-directional regulator SY20757VCC.

Technical Documentation

Title	Date
Silergy_Catalog_Q2_2026	2026-06-12

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