|
|
Texas Instruments
TPS2828DBV
|
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TPS2231PWPR
|
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TPS3824-30DBVRG4
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TPS3306-25D
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TPS79730DCKTG4
|
| Price |
|
|
|
|
$2.44 |
|
|
|
|
$1.28 |
|
| RoHS |
|
Not Compliant |
Yes |
Compliant |
Compliant |
Compliant |
Yes |
Yes |
Compliant |
Yes |
Compliant |
| Lead Status |
|
No |
Yes |
No |
No |
No |
Yes |
Yes |
No |
Yes |
No |
| Input Threshold |
|
CMOS |
|
|
|
|
|
|
|
|
|
| Power Switch |
|
MOSFET |
|
|
|
|
|
|
|
|
|
| Package Group |
|
SOT-23 |
HTSSOP,QFN,TSSOP |
SOT-23 |
WQFN |
SOIC |
DSBGA |
SOIC,VSSOP |
|
SOIC |
SC70 |
| Rating |
|
Catalog |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
|
Catalog |
Catalog |
| Input VCC(Max)(V) |
|
14 |
|
|
|
|
|
|
|
|
|
| Approx. Price (US$) |
|
0.58 | 1ku |
1.10 | 1ku |
0.66 | 1ku |
1.50 | 1ku |
1.22 | 1ku |
0.75 | 1ku |
1.05 | 1ku |
|
0.63 | 1ku |
0.34 | 1ku |
| Peak Output Current(A) |
|
2 |
|
|
|
|
|
|
|
|
|
| Input Negative Voltage(V) |
|
0 |
|
|
|
|
|
|
|
|
|
| Prop Delay(ns) |
|
24 |
|
|
|
|
|
|
|
|
|
| Rise Time(ns) |
|
14 |
|
|
|
|
|
|
|
|
|
| Number of Channels(#) |
|
1 |
|
|
|
|
|
|
|
|
|
| Input VCC(Min)(V) |
|
4 |
|
|
|
|
|
|
|
|
|
| Channel Input Logic |
|
Inverting |
|
|
|
|
|
|
|
|
|
| Fall Time(ns) |
|
14 |
|
|
|
|
|
|
|
|
|
| Operating Temperature Range(C) |
|
|
-40 to 85 |
-40 to 85 |
-40 to 85 |
0 to 85 |
-40 to 85 |
-40 to 85 |
|
-40 to 125 |
-40 to 85 |
| Special Features |
|
|
Curr/Temp Protection,Over Current Reporting,Over Temp Reporting |
Watchdog Timer |
Power Good |
|
Dynamic Voltage Scaling,Enable,Light Load Efficiency,Synchronous Rectification |
Watchdog Timer |
|
|
Power Good |
| Adjustable Current Limit(Min)(A) |
|
|
2.5 |
|
|
|
|
|
|
|
|
| Package Size |
|
|
mm2 |
mm2 |
mm2 |
mm2 |
|
mm2 |
|
mm2 |
mm2 |
| Interface |
|
|
Parallel |
|
|
|
|
|
|
|
|
| 3V rDS(on)(Typ)(mOhm) |
|
|
45 |
|
|
|
|
|
|
|
|
| Ports |
|
|
1 |
|
|
|
|
|
|
|
|
| Threshold Voltage 1(Typ)(V) |
|
|
|
2.63 |
|
|
|
2.93 |
|
|
|
| Time Delay(ms) |
|
|
|
200 |
|
|
|
100 |
|
|
|
| Iq(Typ)(uA) |
|
|
|
15 |
|
|
|
15 |
|
|
|
| # of Supplies Monitored |
|
|
|
1 |
|
|
|
3 |
|
|
|
| Output Driver Type / Reset Output |
|
|
|
Active-high,Active-low,Push-pull |
|
|
|
Active-low,Open-drain |
|
|
|
| Monitored Voltage 1 (typ)(Nom)(V) |
|
|
|
3 |
|
|
|
3.3 |
|
|
|
| VCC(Min)(V) |
|
|
|
1.1 |
|
|
|
2.7 |
|
|
|
| Watchdog Timer WDI(sec) |
|
|
|
1.6 |
|
|
|
0.8 |
|
|
|
| VCC(Max)(V) |
|
|
|
5.5 |
|
|
|
6 |
|
|
|
| Monitored Voltage 2 (typ)(Nom)(V) |
|
|
|
N/A |
|
|
|
2.5 |
|
|
|
| Threshold Voltage 2 (typ)(Typ)(V) |
|
|
|
N/A |
|
|
|
2.25 |
|
|
|
| Reset Threshold Accuracy(%) |
|
|
|
2.3 |
|
|
|
2.7 |
|
|
|
| Switching Frequency(Typ)(kHz) |
|
|
|
|
2250 |
|
|
|
|
|
|
| Vin(Min)(V) |
|
|
|
|
2 |
2.7 |
2.7 |
|
|
2.7 |
1.8 |
| Vout(Max)(V) |
|
|
|
|
3.3 |
|
3.09 |
|
|
5.5 |
3.3 |
| LDO |
|
|
|
|
2 |
|
|
|
|
|
|
| Step-Down DC/DC Controller |
|
|
|
|
0 |
|
|
|
|
|
|
| Step-Up DC/DC Controller |
|
|
|
|
0 |
|
|
|
|
|
|
| Step-Down DC/DC Converter |
|
|
|
|
1 |
|
|
|
|
|
|
| Regulated Outputs(#) |
|
|
|
|
3 |
|
1 |
|
|
1 |
1 |
| Shutdown Current(Typ)(uA) |
|
|
|
|
8 |
|
|
|
|
|
|
| Step-Up DC/DC Converter |
|
|
|
|
0 |
|
|
|
|
|
|
| Iout(Max)(A) |
|
|
|
|
0.6 |
|
0.65 |
|
|
0.15 |
0.05 |
| Processor Supplier |
|
|
|
|
Texas Instruments |
|
|
|
|
|
|
| Vout(Min)(V) |
|
|
|
|
0.6 |
|
1.3 |
|
|
1.2 |
1.8 |
| Processor Name |
|
|
|
|
C2834x |
|
|
|
|
|
|
| Vin(Max)(V) |
|
|
|
|
6 |
5.5 |
5.5 |
|
|
10 |
5.5 |
| Continuous Current(Max)(A) |
|
|
|
|
|
0.25 |
|
|
|
|
|
| Enable |
|
|
|
|
|
Active Low |
|
|
|
|
|
| USB Switch rDS(on)(mOhms) |
|
|
|
|
|
80 |
|
|
|
|
|
| Number of Switches |
|
|
|
|
|
4 |
|
|
|
|
|
| Current Limit Topology |
|
|
|
|
|
Constant-Current |
|
|
|
|
|
| Duty Cycle(Max)(%) |
|
|
|
|
|
|
100 |
|
|
|
|
| Type |
|
|
|
|
|
|
Converter (Integrated Switch) |
|
|
|
|
| Topology |
|
|
|
|
|
|
Buck |
|
|
|
|
| Vref Accuracy(Typ)(%) |
|
|
|
|
|
|
2 |
|
|
|
|
| Switching Frequency(Max)(kHz) |
|
|
|
|
|
|
2300 |
|
|
|
|
| Switch Current Limit(Typ)(A) |
|
|
|
|
|
|
1.1 |
|
|
|
|
| Iq(Typ)(mA) |
|
|
|
|
|
|
1 |
|
|
0.03 |
0.001 |
| Undervoltage Lockout |
|
|
|
|
|
|
Fixed |
|
|
|
|
| Soft Start |
|
|
|
|
|
|
Fixed |
|
|
|
|
| Compensation |
|
|
|
|
|
|
Internal |
|
|
|
|
| Switching Frequency(Min)(kHz) |
|
|
|
|
|
|
1700 |
|
|
|
|
| Market Segment |
|
|
|
|
|
|
Consumer & Portable Electronics |
|
|
|
|
| Control Mode |
|
|
|
|
|
|
Voltage Mode |
|
|
|
|
| Fixed Output Options(V) |
|
|
|
|
|
|
|
|
|
1.5,1.8,2.5,2.8,3,3.3,5 |
1.8,2.85,3,3.3 |
| PSRR @ 100KHz(dB) |
|
|
|
|
|
|
|
|
|
45 |
|
| Vdo(Typ)(mV) |
|
|
|
|
|
|
|
|
|
85 |
105 |
| Accuracy(%) |
|
|
|
|
|
|
|
|
|
3 |
4 |
| Additional Features |
|
|
|
|
|
|
|
|
|
Enable,Overcurrent Protection,Power Good,Thermal Shutdown |
|
| Output Capacitor Type |
|
|
|
|
|
|
|
|
|
Non-Ceramic |
Ceramic |
| Output Options |
|
|
|
|
|
|
|
|
|
Adjustable Output,Fixed Output |
Fixed Output |
