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BQ27421YZFT-G1B

Texas Instruments BQ27421YZFT-G1B

BQ27621YZFT-G1A

Texas Instruments BQ27621YZFT-G1A

BQ51052BYFPT

Texas Instruments BQ51052BYFPT

BQ51052BYFPR

Texas Instruments BQ51052BYFPR

BQ24072RGTTG4

Texas Instruments BQ24072RGTTG4

BQ24251RGER

Texas Instruments BQ24251RGER

BQ24257YFFR

Texas Instruments BQ24257YFFR

BQ24257YFFT

Texas Instruments BQ24257YFFT

BQ51051BRHLR

Texas Instruments BQ51051BRHLR

BQ24109RHLT

Texas Instruments BQ24109RHLT

Price $1.99 $2.05 $3.09 $1.75
RoHS Compliant Compliant Yes Yes Compliant Compliant Yes Yes Yes Yes
Lead Status No No Yes Yes No No Yes Yes Yes Yes
Pin/Package 9DSBGA 9DSBGA
Cell Chemistry Li-Ion/Li-Polymer Li-Ion/Li-Polymer Li-Ion/Li-Polymer Li-Ion/Li-Polymer Li-Ion/Li-Polymer Li-Ion/Li-Polymer Li-Ion/Li-Polymer
Communication Interface I2C I2C
Operating Temperature Range(C) -40 to 85 -40 to 85 0 to 125 0 to 125
Rating Catalog Catalog Catalog Catalog Catalog
Package Size mm2 mm2 mm2 mm2 mm2 mm2 mm2
Battery Capacity(Max)(mAh) 8000 6000
Package Group DSBGA DSBGA DSBGA DSBGA QFN DSBGA,VQFN VQFN
External Capacity Indication None None
Approx. Price (US$) 1.05 | 1ku 1.25 | 1ku 1.60 | 1ku 1.60 | 1ku 0.85 | 1ku 1.15 | 1ku 1.00 | 1ku 1.00 | 1ku 1.60 | 1ku 2.00 | 1ku
Battery Capacity(Min)(mAh) 100 100
Gas Gauge Algorithm IT (High accuracy) Dynamic Voltage Correlation
# Series Cells Single Cell Single Cell 1 Single Cell Single Cell Single Cell 1
Implementation System System
Special Features No Sense Resistor Required Power Path,Temp Monitoring (Thermistor Pin),Vin DPM (OK for Solar Power Source) Integrated FET,JEITA BAT Temp Monitoring,Over Voltage Protection,Under Voltage Protection Integrated FET,JEITA BAT Temp Monitoring,Over Voltage Protection,Under Voltage Protection Integrated FET,Temp Monitoring (Thermistor Pin)
Package Sizes(mm) 1.9 X 3.0 1.9 X 3.0 1.9 x 3.0,3.5 x 4.5
Function Receiver Receiver Receiver
Pout(Typ)(W) 5 5 5
Compliance WPC 1.1 WPC 1.1 WPC 1.1
Vout (regulated)(V) 4.4 4.4 4.35
Iout(Max)(A) 0.8 0.8 1.5
Vrect (reg)(V) Tracks (Vbat+300mV) Tracks (Vbat+300mV) Tracks (Vbat+300mV)
Operating Vin(Min)(V) 4.35
Operating Vin(Max)(V) 6.4 16
Control Interface Standalone (RC-Settable) I2C,Standalone I2C,Standalone I2C,Standalone Standalone (RC-Settable)
Absolute Vin (safety rating)(Max)((V)) 28 20
Battery Charge Voltage(V) 4.2 (Fixed) Adjustable Adjustable Adjustable 4.2 (Fixed)
Input Over-Voltage Protection(V) 6.6
Charge Current(Max)(A) 1.5 2 2 2 2
Control Topology Linear
Charging Control Topology Switchmode Buck Switchmode Buck Switchmode Buck
Vin(Max)(V) 20 20