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TPS2031DG4
|
| Price |
|
$1.28 |
$0.77 |
|
$2.93 |
|
|
$1.16 |
$2.08 |
|
|
| RoHS |
|
Yes |
Compliant |
Yes |
Yes |
Compliant |
Compliant |
Yes |
Compliant |
Yes |
Compliant |
| Lead Status |
|
Yes |
No |
Yes |
Yes |
No |
No |
Yes |
No |
Yes |
Yes |
| Special Features |
|
Enable,Frequency Synchronization |
Active Low Enable,Manual Reset |
|
Adjustable Current Limit,Enable,Power Good,Synchronous Rectification,UVLO Adjustable |
Adjustable Rise Time,Fault Reporting,Overvoltage Protection,Undervoltage Protection |
Enable,Output Discharge |
Enable,Soft Start |
Comm Control,Dynamic Voltage Scaling,Enable,I2C Control,Over Current Protection,Power Sequencing,Synchronous Rectification,Thermal Shutdown |
Enable/Shutdown,Integrated Switch,Thermal Shutdown |
|
| Vout(Min)(V) |
|
3.3 |
|
|
0.8 |
|
1.8 |
1 |
0.6 |
0.2 |
|
| Package Group |
|
HTSSOP |
SOT-23,WSON |
QFN |
VQFN |
SOIC |
SOT-23-THIN,WSON |
DSBGA,WSON |
VQFN |
TO-PMOD |
PDIP,SOIC |
| Operating Temperature Range(C) |
|
-40 to 85 |
-40 to 125 |
-40 to 85 |
-40 to 125 |
-40 to 85 |
-40 to 125 |
-40 to 125 |
-40 to 85 |
-40 to 125 |
|
| Rating |
|
Catalog |
Catalog |
Catalog |
Catalog |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
| Approx. Price (US$) |
|
0.65 | 1ku |
0.68 | 1ku |
1.10 | 1ku |
1.95 | 1ku |
0.50 | 1ku |
0.25 | 1ku |
0.48 | 1ku |
1.85 | 1ku |
3.00 | 1ku |
0.95 | 1ku |
| Type |
|
Charge Pump |
|
|
Converter |
|
|
|
|
Inductive |
|
| Vin(Min)(V) |
|
1.8 |
|
|
4.5 |
4.5 |
2.2 |
2 |
1.7 |
4.5 |
2.7 |
| Regulated Outputs(#) |
|
1 |
|
|
1 |
|
1 |
1 |
12 |
1 |
|
| Vout(Max)(V) |
|
3.3 |
|
|
15 |
|
3.6 |
5 |
3.3 |
34 |
|
| Iout(Max)(A) |
|
0.1 |
|
|
4 |
|
0.15 |
0.25 |
1.5 |
0.45 |
|
| Switching Frequency(Min)(kHz) |
|
200 |
|
|
300 |
|
|
|
|
400 |
|
| Iq(Typ)(mA) |
|
0.05 |
|
|
0.5 |
|
0.0005 |
0.008 |
|
2.35 |
|
| Vin(Max)(V) |
|
3.6 |
|
|
18 |
18 |
5.5 |
5.5 |
5.5 |
36 |
5.5 |
| Switching Frequency(Max)(kHz) |
|
400 |
|
|
1400 |
|
|
|
|
400 |
|
| Threshold Voltage 1(Typ)(V) |
|
|
Adjustable,0.84,1.12,1.16,1.4,1.67,1.77,2.33,2.79,3.07,4.65 |
|
|
|
|
|
|
|
|
| Output Driver Type / Reset Output |
|
|
Active-low,Open-drain |
|
|
|
|
|
|
|
|
| VCC(Min)(V) |
|
|
1.8 |
|
|
|
|
|
|
|
|
| VCC(Max)(V) |
|
|
6.5 |
|
|
|
|
|
|
|
|
| Reset Threshold Accuracy(%) |
|
|
2 |
|
|
|
|
|
|
|
|
| # of Supplies Monitored |
|
|
1 |
|
|
|
|
|
|
|
|
| Package Size |
|
|
mm2 |
mm2 |
|
mm2 |
mm2 |
mm2 |
mm2 |
mm2 |
mm2 |
| Watchdog Timer WDI(sec) |
|
|
None |
|
|
|
|
|
|
|
|
| Monitored Voltage 1 (typ)(Nom)(V) |
|
|
Adjustable,0.9,1.2,1.25,1.5,1.8,1.9,2.5,3,3.3,5 |
|
|
|
|
|
|
|
|
| Time Delay(ms) |
|
|
Programmable |
|
|
|
|
|
|
|
|
| Iq(Typ)(uA) |
|
|
2.4 |
|
|
|
|
|
|
|
|
| Monitored Voltage 2 (typ)(Nom)(V) |
|
|
N/A |
|
|
|
|
|
|
|
|
| Threshold Voltage 2 (typ)(Typ)(V) |
|
|
N/A |
|
|
|
|
|
|
|
|
| IN2 Output Current(Max)(A) |
|
|
|
3.1 |
|
|
|
|
|
|
|
| IN1 rDS(on)(Typ)(mOhm) |
|
|
|
250 |
|
|
|
|
|
|
|
| IN1 Output Current(Max)(A) |
|
|
|
3.1 |
|
|
|
|
|
|
|
| IN2 rDS(on)(Typ)(mOhms) |
|
|
|
125 |
|
|
|
|
|
|
|
| Number of Inputs |
|
|
|
2 |
|
|
|
|
|
|
|
| Control Mode |
|
|
|
|
Current Mode |
|
|
|
|
|
|
| Duty Cycle(Max)(%) |
|
|
|
|
95 |
|
|
|
|
|
|
| Current Limit Type |
|
|
|
|
|
Adjustable |
|
|
|
|
|
| Current Limit Function Enabled |
|
|
|
|
|
Always |
|
|
|
|
|
| Imax(A) |
|
|
|
|
|
1.6 |
|
|
|
|
|
| Ron(Typ)(mOhm) |
|
|
|
|
|
90 |
|
|
|
|
|
| ON_OFF Control Input(s) |
|
|
|
|
|
ENUV,OV |
|
|
|
|
|
| Overcurrent Response |
|
|
|
|
|
Current Limiting |
|
|
|
|
|
| UL Recognition |
|
|
|
|
|
Yes |
|
|
|
|
|
| FET Protection |
|
|
|
|
|
Thermal |
|
|
|
|
|
| Fault Response |
|
|
|
|
|
Latch Off |
|
|
|
|
|
| Number of Channels(#) |
|
|
|
|
|
1 |
|
|
|
|
|
| Current Limit(Max)(A) |
|
|
|
|
|
1.6 |
|
|
|
|
|
| Vabsmax_cont(V) |
|
|
|
|
|
20 |
|
|
|
|
|
| Rise Time(Typ)(us) |
|
|
|
|
|
Adjustable |
|
|
|
|
|
| Current Limit Accuracy |
|
|
|
|
|
+/-2% |
|
|
|
|
|
| Current Limit(Min)(A) |
|
|
|
|
|
0.4 |
|
|
|
|
|
| Overvoltage Response |
|
|
|
|
|
Cutoff |
|
|
|
|
|
| Noise(uVrms) |
|
|
|
|
|
|
86 |
33.5 |
|
|
|
| Accuracy(%) |
|
|
|
|
|
|
3 |
2 |
|
|
|
| Output Options |
|
|
|
|
|
|
Fixed Output |
Fixed Output |
|
|
|
| Thermal Resistance JA(C/W) |
|
|
|
|
|
|
66 |
160 |
|
|
|
| Vdo(Typ)(mV) |
|
|
|
|
|
|
130 |
130 |
|
|
|
| Fixed Output Options(V) |
|
|
|
|
|
|
1.8,2.2,2.3,2.5,2.7,2.8,3,3.3,3.6 |
1,1.05,1.1,1.2,1.5,1.8,1.85,1.9,2.5,2.7,2.8,2.85,3,3.3,4.8,5 |
|
|
|
| Output Capacitor Type |
|
|
|
|
|
|
Ceramic |
Ceramic |
|
|
|
| PSRR @ 100KHz(dB) |
|
|
|
|
|
|
13 |
45 |
|
|
|
| Step-Down DC/DC Converter |
|
|
|
|
|
|
|
|
3 |
|
|
| Processor Supplier |
|
|
|
|
|
|
|
|
Texas Instruments,Samsung,Freescale |
|
|
| Processor Name |
|
|
|
|
|
|
|
|
AM1705/07,AM1806/08,AM335x,AM3505/17,AM3703/15,DM3730/25,OMAP-L137/38,OMAP350xx,TMS320C674x,S5PV210,S5PC110,S5PC100,S5P6440x,DM643x,DM644x,IMX27,IMX35,IMX37,IMX508,IMX51,IMX53 |
|
|
| Step-Up DC/DC Converter |
|
|
|
|
|
|
|
|
1 |
|
|
| LDO |
|
|
|
|
|
|
|
|
9 |
|
|
| Switching Frequency(Typ)(kHz) |
|
|
|
|
|
|
|
|
3000 |
|
|
| Vref(V) |
|
|
|
|
|
|
|
|
|
0.2 |
|
| Topology |
|
|
|
|
|
|
|
|
|
Buck |
|
| Dimming Method |
|
|
|
|
|
|
|
|
|
Analog,PWM |
|
| Power Factor Correction(Min) |
|
|
|
|
|
|
|
|
|
N/A |
|
| Input Voltage(Type) |
|
|
|
|
|
|
|
|
|
DC/DC |
|
| USB Switch rDS(on)(mOhms) |
|
|
|
|
|
|
|
|
|
|
33 |
| Continuous Current(Max)(A) |
|
|
|
|
|
|
|
|
|
|
0.6 |
| Current Limit Topology |
|
|
|
|
|
|
|
|
|
|
Constant-Current |
| Number of Switches |
|
|
|
|
|
|
|
|
|
|
1 |
| Enable |
|
|
|
|
|
|
|
|
|
|
Active High |