|
|
Texas Instruments
BQ76940EVM
|
Texas Instruments
BQ294705DSGR
|
Texas Instruments
TPS65022RHAT
|
Texas Instruments
BQ24314ADSGT
|
Texas Instruments
TPS658621DZGUR
|
Texas Instruments
TPS658621CZGUR
|
Texas Instruments
BQ27541DRZT-G1
|
Texas Instruments
UCC3958PWP-3
|
Texas Instruments
BQ24120RHLRG4
|
Texas Instruments
BQ24751BRHDTG4
|
| Price |
|
|
$0.54 |
|
$0.80 |
$6.69 |
|
|
$6.54 |
$2.19 |
$5.20 |
| RoHS |
|
Not Compliant |
Compliant |
Yes |
Compliant |
Yes |
Yes |
Compliant |
Not Compliant |
Compliant |
Compliant |
| Lead Status |
|
No |
No |
Yes |
No |
Yes |
Yes |
No |
No |
No |
No |
| Function |
|
|
Protection |
|
Charger Front-End Protection |
|
|
|
|
|
|
| Approx. Price (US$) |
|
|
0.27 | 1ku |
3.05 | 1ku |
0.35 | 1ku |
5.95 | 1ku |
5.95 | 1ku |
|
|
2.00 | 1ku |
|
| Rating |
|
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
|
|
|
|
| Battery Over-Voltage Protection(Typ)(V) |
|
|
4.45 |
|
4.35 |
|
|
|
|
|
|
| Package Group |
|
|
WSON |
VQFN |
WSON |
BGA MICROSTAR |
BGA MICROSTAR,BGA MICROSTAR JUNIOR |
SON |
|
VQFN |
|
| Communication Interface |
|
|
No Communication |
|
No Communication |
|
|
HDQ,I2C |
|
|
|
| # Series Cells (Min) |
|
|
2 |
|
1 |
|
|
|
|
|
|
| Typical Operating Current(Typ)(uA) |
|
|
1 |
|
400 |
|
|
|
|
|
|
| # Series Cells (Max) |
|
|
4 |
|
1 |
|
|
|
|
|
|
| Vin(Max)(V) |
|
|
20 |
6.5 |
30 |
5.5 |
5.5 |
|
|
|
|
| Protection Feature(s) |
|
|
Over-voltage (OV) |
|
Over-voltage (OV) |
|
|
|
|
|
|
| Iout(Max)(A) |
|
|
|
1.2 |
|
2 |
2 |
|
|
|
|
| Vout(Max)(V) |
|
|
|
6 |
|
4.55 |
4.55 |
|
|
|
|
| Operating Temperature Range(C) |
|
|
|
-40 to 85 |
|
-40 to 85 |
-40 to 85 |
-40 to 85 |
|
|
|
| LDO |
|
|
|
3 |
|
11 |
11 |
|
|
|
|
| Package Size |
|
|
|
mm2 |
|
mm2 |
mm2 |
|
|
mm2 |
|
| Step-Down DC/DC Controller |
|
|
|
0 |
|
|
|
|
|
|
|
| Iq(Typ)(mA) |
|
|
|
0.085 |
|
|
|
|
|
|
|
| Processor Name |
|
|
|
PXA270 |
|
TegraT20 |
TegraT20 |
|
|
|
|
| Vin(Min)(V) |
|
|
|
1.5 |
|
2.3 |
2.3 |
|
|
|
|
| Processor Supplier |
|
|
|
Marvell |
|
Nvidia |
Nvidia |
|
|
|
|
| Regulated Outputs(#) |
|
|
|
6 |
|
14 |
14 |
|
|
|
|
| Step-Up DC/DC Converter |
|
|
|
0 |
|
|
|
|
|
|
|
| Step-Up DC/DC Controller |
|
|
|
0 |
|
|
|
|
|
|
|
| Special Features |
|
|
|
Comm Control,Power Good,Power Sequencing |
|
Power Good |
Power Good |
SHA-1 Authentication |
|
Integrated FET,Temp Monitoring (Thermistor Pin) |
|
| Step-Down DC/DC Converter |
|
|
|
3 |
|
3 |
3 |
|
|
|
|
| Vout(Min)(V) |
|
|
|
0.6 |
|
0.725 |
0.725 |
|
|
|
|
| Input Over-Voltage Protection(V) |
|
|
|
|
5.85 |
|
|
|
|
|
|
| Input Over-Current Protection(A) |
|
|
|
|
1.5 |
|
|
|
|
|
|
| Battery Capacity(Min)(mAh) |
|
|
|
|
|
|
|
300 |
|
|
|
| Gas Gauge Algorithm |
|
|
|
|
|
|
|
Impedance Track |
|
|
|
| Battery Capacity(Max)(mAh) |
|
|
|
|
|
|
|
14500 |
|
|
|
| # Series Cells |
|
|
|
|
|
|
|
Single Cell |
|
1,2 |
|
| Cell Chemistry |
|
|
|
|
|
|
|
Li-Ion/Li-Polymer |
|
Li-Ion/Li-Polymer |
|
| External Capacity Indication |
|
|
|
|
|
|
|
None |
|
|
|
| Estimated Package Size (WxL)(mm2) |
|
|
|
|
|
|
|
[pf]12SON[/pf] |
|
|
|
| Implementation |
|
|
|
|
|
|
|
Pack |
|
|
|
| Operating Vin(Min)(V) |
|
|
|
|
|
|
|
|
|
4.35 |
|
| Control Interface |
|
|
|
|
|
|
|
|
|
Standalone (RC-Settable) |
|
| Operating Vin(Max)(V) |
|
|
|
|
|
|
|
|
|
16 |
|
| Absolute Vin (safety rating)(Max)((V)) |
|
|
|
|
|
|
|
|
|
20 |
|
| Battery Charge Voltage(V) |
|
|
|
|
|
|
|
|
|
4.2 (Fixed) / cell |
|
| Control Topology |
|
|
|
|
|
|
|
|
|
Switch-Mode Buck |
|
| Charge Current(Max)(A) |
|
|
|
|
|
|
|
|
|
2 |
|
