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BQ2057CDGKG4

Texas Instruments BQ2057CDGKG4

Price $5.27 $0.75 $0.61 $5.12 $2.53 $3.09 $1.07 $1.17
RoHS Yes Yes Yes Yes Yes Yes Yes Yes Yes Compliant
Lead Status Yes Yes Yes Yes Yes Yes Yes Yes Yes No
Communication Interface SDQ
Rating Catalog
Typical Operating Current(Typ)(uA) 2
Special Features Programmable EEPROM or EPROM Integrated Buck Converter Power Path,Temp Monitoring (Thermistor Pin) Temp Monitoring (Thermistor Pin)
Vin(Max)(V) 5.5 6.5
Function Authentication or ID
# Series Cells (Max) 1
# Series Cells (Min) 1
Package Group SOT-23 VQFN SOIC,TSSOP,VSSOP
Approx. Price (US$) 0.35 | 1ku 1.60 | 1ku 2.75 | 1ku 0.70 | 1ku
Charge Current(Max)(A) 0.5 10 2
# Series Cells Single Cell 1,2,3,4,5,6
Cell Chemistry Li-Ion/Li-Polymer Li-Ion/Li-Polymer Li-Ion/Li-Polymer
Battery Charge Voltage(V) 4.2 Adjustable
Charging Control Topology Linear
Operating Vin(Min)(V) 5 4.5
Package Size mm2 mm2
Control Interface Standalone (RC-Settable) Standalone (RC-Settable)
Operating Vin(Max)(V) 28 15
Input Over-Voltage Protection(V) 32
Absolute Vin (safety rating)(Max)((V)) 33 18
Control Topology Switch-Mode Buck Linear
Battery Charge Voltage(Min)(V) 4.2
Battery Charge Voltage(Max)(V) 4.2
USB Feature N/A
Number of Series Cells 1