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|
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TPS3813I50DBVR
|
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TPS2231MRGPR-1G4
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TPS79228DBVTG4
|
Price |
|
|
|
$1.21 |
$0.75 |
|
$0.83 |
$0.74 |
|
|
$0.97 |
RoHS |
|
Compliant |
Compliant |
Yes |
Yes |
Yes |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Lead Status |
|
No |
|
Yes |
Yes |
Yes |
No |
Yes |
No |
No |
No |
Package Size |
|
mm2 |
|
mm2 |
mm2 |
mm2 |
|
mm2 |
mm2 |
|
mm2 |
Output Driver Type / Reset Output |
|
Active-low,Open-drain |
|
|
|
|
|
|
|
|
|
Operating Temperature Range(C) |
|
-40 to 85 |
|
-40 to 85 |
-40 to 125 |
-40 to 85 |
-40 to 85 |
-40 to 85 |
-40 to 85 |
-40 to 85 |
-40 to 125 |
Reset Threshold Accuracy(%) |
|
2.2 |
|
|
|
|
|
|
|
|
|
Watchdog Timer WDI(sec) |
|
Programmable |
|
|
|
|
|
|
|
|
|
Package Group |
|
SOT-23 |
|
SOT-223,MSOP-PowerPAD |
SC70,WSON |
MSOP-PowerPAD |
SOT |
WSON |
MSOP-PowerPAD,SOIC,SON |
HTSSOP |
SOT-23 |
Rating |
|
Catalog |
|
Catalog |
Catalog |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
# of Supplies Monitored |
|
1 |
|
|
|
|
|
|
|
|
|
Iq(Typ)(uA) |
|
9 |
|
|
|
|
|
|
|
|
|
Special Features |
|
Watchdog Timer |
|
Enable |
|
|
Enable,Light Load Efficiency,Synchronous Rectification |
1-Wire interface (EasyScale),Load Disconnect During Shutdown |
|
Enable,Frequency Synchronization |
Enable |
Threshold Voltage 1(Typ)(V) |
|
2.25,2.64,2.93,4.55 |
|
|
|
|
|
|
|
|
|
Approx. Price (US$) |
|
0.75 | 1ku |
|
0.65 | 1ku |
0.36 | 1ku |
1.35 | 1ku |
0.53 | 1ku |
0.43 | 1ku |
0.70 | 1ku |
0.65 | 1ku |
0.40 | 1ku |
VCC(Max)(V) |
|
6 |
|
|
|
|
|
|
|
|
|
Monitored Voltage 1 (typ)(Nom)(V) |
|
2.5,3,3.3,5 |
|
|
|
|
|
|
|
|
|
VCC(Min)(V) |
|
2 |
|
|
|
|
|
|
|
|
|
Monitored Voltage 2 (typ)(Nom)(V) |
|
N/A |
|
|
|
|
|
|
|
|
|
Threshold Voltage 2 (typ)(Typ)(V) |
|
N/A |
|
|
|
|
|
|
|
|
|
Time Delay(ms) |
|
25 |
|
|
|
|
|
|
|
|
|
Iq(Typ)(mA) |
|
|
|
0.17 |
0.045 |
|
0.015 |
|
|
0.05 |
0.2 |
Accuracy(%) |
|
|
|
3 |
3 |
|
|
|
|
|
2 |
Iout(Max)(A) |
|
|
|
0.25 |
0.15 |
|
0.4 |
|
|
0.1 |
0.1 |
Vin(Max)(V) |
|
|
|
5.5 |
6.5 |
5.5 |
6 |
18 |
5.5 |
3.6 |
5.5 |
Vin(Min)(V) |
|
|
|
2.7 |
2.5 |
2.9 |
2.5 |
2.7 |
2.7 |
1.8 |
2.7 |
PSRR @ 100KHz(dB) |
|
|
|
38 |
67 |
|
|
|
|
|
47 |
Vout(Max)(V) |
|
|
|
5.4 |
5 |
|
1.875 |
26 |
|
3.3 |
5.2 |
Vout(Min)(V) |
|
|
|
1.22 |
0.9 |
|
1.875 |
2.7 |
|
3.3 |
1.2 |
Regulated Outputs(#) |
|
|
|
1 |
1 |
|
1 |
|
|
1 |
1 |
Vdo(Typ)(mV) |
|
|
|
155 |
170 |
|
|
|
|
|
55 |
Noise(uVrms) |
|
|
|
32 |
30 |
|
|
|
|
|
27 |
Thermal Resistance JA(C/W) |
|
|
|
53 |
|
|
|
|
|
|
|
Fixed Output Options(V) |
|
|
|
1.8,2.5,2.8,3,3.3 |
0.9,1,1.1,1.2,1.3,1.5,1.8,1.85,1.9,2.1,2.5,2.6,2.7,2.8,2.85,2.9,3,3.3,4.5,5 |
|
|
|
|
|
2.5,2.8,3 |
Output Capacitor Type |
|
|
|
Ceramic |
Ceramic |
|
|
|
|
|
Ceramic |
Output Options |
|
|
|
Adjustable Output,Fixed Output |
Adjustable Output,Fixed Output |
|
|
|
|
|
Adjustable Output,Fixed Output |
Additional Features |
|
|
|
|
Enable,Fast Transient Response,Overcurrent Protection,Thermal Shutdown |
|
|
|
|
|
|
rDS(on) per FET, Bus Power(Typ)(mOhms) |
|
|
|
|
|
340 |
|
|
|
|
|
LDO Output Current(mA) |
|
|
|
|
|
200 |
|
|
|
|
|
Number of FETs |
|
|
|
|
|
2 |
|
|
|
|
|
Application |
|
|
|
|
|
DSP,PDA |
|
|
|
|
|
Switch Enable |
|
|
|
|
|
L |
|
|
|
|
|
Ports(Max) |
|
|
|
|
|
2 |
|
|
|
|
|
LDO Output Range(V) |
|
|
|
|
|
3.3 |
|
|
|
|
|
Switch Current Limit Bus Power(Min)(A) |
|
|
|
|
|
0.2 |
|
|
|
|
|
Duty Cycle(Max)(%) |
|
|
|
|
|
|
100 |
93 |
|
|
|
Switching Frequency(Min)(kHz) |
|
|
|
|
|
|
800 |
|
|
200 |
|
Switching Frequency(Max)(kHz) |
|
|
|
|
|
|
1850 |
600 |
|
400 |
|
Control Mode |
|
|
|
|
|
|
Voltage Mode |
|
|
|
|
Type |
|
|
|
|
|
|
Converter |
Inductive |
|
Charge Pump |
|
LED(#) |
|
|
|
|
|
|
|
6 |
|
|
|
Peak Efficiency(%) |
|
|
|
|
|
|
|
90 |
|
|
|
Channels(#) |
|
|
|
|
|
|
|
1 |
|
|
|
LED Current Per Channel(mA) |
|
|
|
|
|
|
|
20 |
|
|
|
Shutdown Current(Typ)(uA) |
|
|
|
|
|
|
|
1 |
|
|
|
Topology |
|
|
|
|
|
|
|
Boost |
|
|
|
USB Switch rDS(on)(mOhms) |
|
|
|
|
|
|
|
|
70 |
|
|
Number of Switches |
|
|
|
|
|
|
|
|
2 |
|
|
Enable |
|
|
|
|
|
|
|
|
Active Low |
|
|
Current Limit Topology |
|
|
|
|
|
|
|
|
Constant-Current |
|
|
Continuous Current(Max)(A) |
|
|
|
|
|
|
|
|
0.5 |
|
|