SY20744VKS (SY6971VKS)

2A Switching Charger with Low Iq Power Path Management, OTG and LDO

SY20744VKS 2A Switching Charger with Low Iq Power Path Management, OTG and LDO Datasheet

Parameters
Features
Description

Part number	SY20744VKS
Vin (max) (V)	14
Vin (min) (V)	3.8
Absolute max Vin (max) (V)
Number of series cells	1
Charge voltage (max) (V)
Charge voltage (min) (V)
Charge current (max) (A)	2
Charge current (min) (A)
Integrated FETs(Yes/No)
Topology
Control interface
Features	Extremley low Iq, NVDC power path management, OTG, dual-channel LDO
Operating temperature range(°C)
Package	CSP2.2x2.565-30

• Extremely Low Battery Leakage Current and Support Shipping Mode

• High Efficiency 2A Buck Mode Charger

ￚ Support 3.8V-14V Input Voltage range

ￚ Programmable IDPM/VDPM to support the USB and adapter

ￚ 4.0V-4.5V Adjustable Charge Voltage

ￚ Support NVDC Power Path Management

ￚ JEITA Compliance

• Maximum 1.2A OTG Output Current

ￚ 4.5V-5.5V Adjustable Output Voltage

ￚ Selectable OTG Output Current Limit

• Maximum 350mA on BOOST1 and BOOST2 Channel

ￚ 1.6V-6.0V Adjustable Output Voltage

ￚ Maxmium 200mA Current Limit in LDO Mode

ￚ Maxmium 350mA Current Limit in Full On Mode

• Full BATFET Control to Support Shipping Mode, Wake Up, and System Reset

• Up to 8A Battery Discharge Current

• Safety

ￚ Battery Temperature Sensing for Charge and Boost Mode

ￚBattery Charging Safety Timer

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Evaluation Board

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EVB_SY20744VKS

EVB_SY20744VKS is to evaluate 2A switching charger SY20744VKS.

Technical Documentation

Title	Date
Silergy_Catalog_Q2_2026	2026-06-12

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