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Product attributes Property Value
Manufacturer Silergy Technology
Product Series -
Packaging Strip |
Battery Chemistry Lithium Ion/Polymer
Number of Cells 1
Current - Charging Constant
Programmable Features Current, Timer, Voltage
Fault Protection -
Charge Current - Max 1.55A
Battery Pack Voltage 4.44V (Max)
Voltage - Supply (Max) 6V
Interface I2C
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 20-UFBGA, WLCSP
Supplier Device Package -
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The Silergy SY20716D1PPC is a single-cell Lithium Ion/Polymer battery charger IC. It delivers a maximum charge current of 1.55A and supports a battery voltage up to 4.44V. Controlled via an I2C interface, this charger operates reliably from -40°C to 85°C. Housed in a compact 20-UFBGA WLCSP package, it is engineered for space-constrained portable electronics requiring precise and efficient charging.

  • Ultra-Compact Footprint: The 20-UFBGA WLCSP package is ideal for miniaturized wearable and IoT designs.
  • Precise I2C Control: Allows fine-tuning of charge parameters for optimal battery health and safety.
  • High-Temperature Tolerance: Rated for -40°C to 85°C, suitable for diverse operating conditions.
  • Optimized for Single-Cell Li-Ion: Provides a tailored charging solution for common portable battery packs.

Compact Wearable Devices

The small 20-UFBGA WLCSP package and single-cell support make it perfect for smartwatches and fitness trackers where space is at a premium.

Smartphones and Tablets

With 1.55A charge current and I2C control, it provides efficient charging for modern mobile devices with precise voltage regulation up to 4.44V.

Portable Bluetooth Speakers

Its wide temperature range ensures reliable charging in outdoor and travel environments where devices may be exposed to varying conditions.

Wireless Earbuds Charging Cases

The compact WLCSP package allows integration into tiny charging case PCBs while delivering safe single-cell Li-Ion charging.

Handheld Gaming Consoles

I2C interface enables dynamic charge current adjustment for thermal management during intensive gaming sessions.

Q: What battery chemistry does the SY20716D1PPC support?
A: It is designed for Lithium Ion/Polymer batteries.
Q: How many cells can it charge?
A: It supports a single cell (1 cell).
Q: What is the maximum charge current?
A: The maximum charge current is 1.55A.
Q: What is the maximum battery voltage?
A: The maximum battery voltage is 4.44V.
Q: What interface does it use?
A: It uses the I2C interface.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C.
Base Product Number : SY20716D1PPC
1 Cell 1.55A 20-UFBGA 4.44V Battery Charger I2C Lithium Ion/Polymer Silergy
Q: What battery chemistry does the SY20716D1PPC support?
A: It is designed for Lithium Ion/Polymer batteries.
Q: How many cells can it charge?
A: It supports a single cell (1 cell).
Q: What is the maximum charge current?
A: The maximum charge current is 1.55A.
Q: What is the maximum battery voltage?
A: The maximum battery voltage is 4.44V.
Q: What interface does it use?
A: It uses the I2C interface.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C.