|
|
Texas Instruments
BQ2057C
|
Texas Instruments
BQ24278
|
Texas Instruments
BQ29419
|
Texas Instruments
BQ2057CTSTR
|
Texas Instruments
BQ24020DRCRG4
|
Texas Instruments
BQ294502DRVT
|
Texas Instruments
TPS650244RHBT
|
Texas Instruments
BQ2057WTS
|
Texas Instruments
BQ24013DRCR
|
Texas Instruments
BQ24026DRCR
|
| Price |
|
$1.19 |
|
$1.02 |
|
|
|
|
|
|
|
| RoHS |
|
|
|
|
Yes |
Yes |
Yes |
Compliant |
Yes |
Yes |
Yes |
| Lead Status |
|
|
|
|
Yes |
Yes |
Yes |
No |
Yes |
Yes |
Yes |
| Control Interface |
|
|
|
|
Standalone (RC-Settable) |
Standalone (RC-Settable) |
|
|
Standalone (RC-Settable) |
Standalone (RC-Settable) |
Standalone (RC-Settable) |
| Special Features |
|
|
|
|
Temp Monitoring (Thermistor Pin) |
Integrated FET,Temp Monitoring (Thermistor Pin) |
|
Power Sequencing |
Temp Monitoring (Thermistor Pin) |
Integrated FET,Temp Monitoring (Thermistor Pin) |
Integrated FET,Temp Monitoring (Thermistor Pin) |
| Operating Vin(Max)(V) |
|
|
|
|
15 |
6.5 |
|
|
15 |
16.5 |
6.5 |
| Package Group |
|
|
|
|
SOIC,TSSOP,VSSOP |
VSON |
WSON |
VQFN |
SOIC,TSSOP |
VSON |
VSON |
| Approx. Price (US$) |
|
|
|
|
0.70 | 1ku |
1.21 | 1ku |
0.24 | 1ku |
2.09 | 1ku |
0.80 | 1ku |
1.21 | 1ku |
1.21 | 1ku |
| Battery Charge Voltage(V) |
|
|
|
|
4.2 (Fixed) |
4.2 (Fixed) |
|
|
4.2 (Fixed) |
4.2 (Fixed) |
4.2 (Fixed) |
| # Series Cells |
|
|
|
|
1 |
1 |
|
|
1,2 |
1 |
1 |
| Absolute Vin (safety rating)(Max)((V)) |
|
|
|
|
18 |
7 |
|
|
18 |
18 |
7 |
| Charge Current(Max)(A) |
|
|
|
|
2 |
1 |
|
|
2 |
1 |
1 |
| Package Size |
|
|
|
|
mm2 |
mm2 |
|
mm2 |
mm2 |
mm2 |
mm2 |
| Charging Control Topology |
|
|
|
|
|
Linear Charger |
|
|
|
|
|
| Cell Chemistry |
|
|
|
|
|
Li-Ion/Li-Polymer |
|
|
Li-Ion/Li-Polymer |
Li-Ion/Li-Polymer |
Li-Ion/Li-Polymer |
| Function |
|
|
|
|
|
|
Protection |
|
|
|
|
| Rating |
|
|
|
|
|
|
Catalog |
Catalog |
|
|
|
| Communication Interface |
|
|
|
|
|
|
No Communication |
|
|
|
|
| # Series Cells (Min) |
|
|
|
|
|
|
2 |
|
|
|
|
| Typical Operating Current(Typ)(uA) |
|
|
|
|
|
|
1 |
|
|
|
|
| # Series Cells (Max) |
|
|
|
|
|
|
3 |
|
|
|
|
| Battery Over-Voltage Protection(Typ)(V) |
|
|
|
|
|
|
4.35 |
|
|
|
|
| Protection Feature(s) |
|
|
|
|
|
|
Over-voltage (OV) |
|
|
|
|
| Vin(Max)(V) |
|
|
|
|
|
|
25 |
6.5 |
|
|
|
| Iout(Max)(A) |
|
|
|
|
|
|
|
1.6 |
|
|
|
| Operating Temperature Range(C) |
|
|
|
|
|
|
|
-40 to 85 |
|
|
|
| Regulated Outputs(#) |
|
|
|
|
|
|
|
6 |
|
|
|
| Vout(Max)(V) |
|
|
|
|
|
|
|
6 |
|
|
|
| Step-Down DC/DC Converter |
|
|
|
|
|
|
|
3 |
|
|
|
| Step-Down DC/DC Controller |
|
|
|
|
|
|
|
0 |
|
|
|
| Step-Up DC/DC Controller |
|
|
|
|
|
|
|
0 |
|
|
|
| Vin(Min)(V) |
|
|
|
|
|
|
|
1.5 |
|
|
|
| Switching Frequency(Max)(kHz) |
|
|
|
|
|
|
|
2250 |
|
|
|
| LDO |
|
|
|
|
|
|
|
3 |
|
|
|
| Vout(Min)(V) |
|
|
|
|
|
|
|
0.6 |
|
|
|
| Step-Up DC/DC Converter |
|
|
|
|
|
|
|
0 |
|
|
|
