|
|
Texas Instruments
UCC2808ADTR-2G4
|
Texas Instruments
BQ20Z90DBTR-V110
|
Texas Instruments
PT7722N
|
Texas Instruments
BQ29705DSER
|
Texas Instruments
TPS82740BSIPR
|
Texas Instruments
BQ25071DQCR
|
Texas Instruments
TPS8268090SIPR
|
Texas Instruments
TPS2031DG4
|
Texas Instruments
UCC2813PWTR-3G4
|
Texas Instruments
BQ771815DPJT
|
| Price |
|
|
$5.20 |
|
|
|
|
$1.36 |
|
|
|
| RoHS |
|
Compliant |
Yes |
No |
Yes |
Compliant |
Compliant |
Yes |
Compliant |
Compliant |
Compliant |
| Lead Status |
|
No |
Yes |
No |
Yes |
No |
No |
Yes |
Yes |
Yes |
No |
| Operating Temperature Range(C) |
|
-40 to 85 |
|
|
|
-40 to 85 |
|
-40 to 85 |
|
-40 to 85 |
|
| Frequency(Max)(kHz) |
|
1000 |
|
|
|
|
|
|
|
1000 |
|
| Rating |
|
Catalog |
|
|
Catalog |
|
|
|
Catalog |
Catalog |
Catalog |
| Special Features |
|
Error Amplifier,Multi-topology,Soft Start |
|
|
Low-Side NCH CHG/DSG FET Drive,Programmable EEPROM or EPROM |
Enable,Light Load Efficiency,Output Discharge |
Integrated LDO,Power Path,Thermal Regulation |
Enable,Output Discharge,Spread Spectrum |
|
Error Amplifier,Leading Edge Blanking,Multi-topology,Soft Start |
|
| Control Method |
|
Voltage |
|
|
|
|
|
|
|
Current |
|
| UVLO Thresholds On/Off(V) |
|
4.3/4.1 |
|
|
|
|
|
|
|
4.1/3.6 |
|
| Package Group |
|
PDIP,SOIC,TSSOP |
|
|
WSON |
|
WSON |
|
PDIP,SOIC |
SOIC,TSSOP |
WSON |
| Approx. Price (US$) |
|
1.35 | 1ku |
|
|
0.21 | 1ku |
1.32 | 1ku |
0.75 | 1ku |
1.21 | 1ku |
0.95 | 1ku |
1.05 | 1ku |
0.50 | 1ku |
| Duty Cycle(Max)(%) |
|
49 |
|
|
|
|
|
|
|
100 |
|
| Topology |
|
Push-Pull |
|
|
|
|
|
|
|
Boost,Flyback,Forward |
|
| Gate Drive(Typ)(A) |
|
1 |
|
|
|
|
|
|
|
1 |
|
| Vin(Min)(V) |
|
4.1 |
|
|
|
2.2 |
|
2.5 |
2.7 |
3.6 |
|
| Vin(Max)(V) |
|
15 |
|
|
8 |
5.5 |
|
5.5 |
5.5 |
12 |
25 |
| Battery Over-Voltage Protection(Typ)(V) |
|
|
|
|
4.425 |
|
|
|
|
|
|
| Typical Operating Current(Typ)(uA) |
|
|
|
|
4 |
|
|
|
|
|
1 |
| # Series Cells (Max) |
|
|
|
|
1 |
|
|
|
|
|
|
| Communication Interface |
|
|
|
|
No Communication |
|
|
|
|
|
No Communication |
| Protection Feature(s) |
|
|
|
|
Over-current (OCP),Over-voltage (OV),Short-circuit Discharge (SCD),Under-voltage (UV) |
|
|
|
|
|
Over-voltage (OV) |
| Function |
|
|
|
|
Protection |
|
|
|
|
|
Protection |
| # Series Cells (Min) |
|
|
|
|
1 |
|
|
|
|
|
|
| Iout(Max)(A) |
|
|
|
|
|
0.2 |
|
1.6 |
|
|
|
| Soft Start |
|
|
|
|
|
Fixed |
|
Fixed |
|
|
|
| Package Type |
|
|
|
|
|
MicroSiP (BGA) |
|
MicroSiP (BGA) |
|
|
|
| Iq(Typ)(mA) |
|
|
|
|
|
0.00036 |
|
7 |
|
|
|
| Regulated Outputs(#) |
|
|
|
|
|
1 |
|
1 |
|
|
|
| Vout(Max)(V) |
|
|
|
|
|
3.3 |
|
0.9 |
|
|
|
| Vout(Min)(V) |
|
|
|
|
|
2.6 |
|
0.9 |
|
|
|
| Package Size |
|
|
|
|
|
mm2 |
mm2 |
mm2 |
mm2 |
|
|
| Switching Frequency(Typ)(kHz) |
|
|
|
|
|
2000 |
|
5500 |
|
|
|
| Absolute Vin (safety rating)(Max)((V)) |
|
|
|
|
|
|
30 |
|
|
|
|
| Battery Charge Voltage(Min)(V) |
|
|
|
|
|
|
3.5 |
|
|
|
|
| Control Interface |
|
|
|
|
|
|
Standalone (RC-Settable) |
|
|
|
|
| Charge Current(Max)(A) |
|
|
|
|
|
|
1 |
|
|
|
|
| Operating Vin(Max)(V) |
|
|
|
|
|
|
10.2 |
|
|
|
|
| Cell Chemistry |
|
|
|
|
|
|
LiFePO4 |
|
|
|
|
| USB Feature |
|
|
|
|
|
|
N/A |
|
|
|
|
| Operating Vin(Min)(V) |
|
|
|
|
|
|
3.75 |
|
|
|
|
| Battery Charge Voltage(Max)(V) |
|
|
|
|
|
|
3.5 |
|
|
|
|
| Control Topology |
|
|
|
|
|
|
Linear |
|
|
|
|
| Number of Series Cells |
|
|
|
|
|
|
1 |
|
|
|
|
| USB Switch rDS(on)(mOhms) |
|
|
|
|
|
|
|
|
33 |
|
|
| Continuous Current(Max)(A) |
|
|
|
|
|
|
|
|
0.6 |
|
|
| Current Limit Topology |
|
|
|
|
|
|
|
|
Constant-Current |
|
|
| Number of Switches |
|
|
|
|
|
|
|
|
1 |
|
|
| Enable |
|
|
|
|
|
|
|
|
Active High |
|
|
| Number of Series Cells(Min) |
|
|
|
|
|
|
|
|
|
|
2 |
| Features |
|
|
|
|
|
|
|
|
|
|
Programmable EEPROM or EPROM |
| Number of Series Cells(Max) |
|
|
|
|
|
|
|
|
|
|
5 |
