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TPS2051BDGNG4
|
| Price |
|
|
|
|
|
$2.27 |
$0.98 |
|
|
$0.82 |
$1.14 |
| RoHS |
|
Compliant |
Compliant |
Yes |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
| Lead Status |
|
No |
No |
Yes |
No |
No |
Yes |
No |
Yes |
No |
Yes |
| Topology |
|
Boost,Buck,Flyback,Forward |
Push-Pull |
|
|
|
Boost,Buck,Buck-Boost,Flyback,Forward |
|
|
|
|
| UVLO Thresholds On/Off(V) |
|
11.3/8.3 |
4.3/4.1 |
|
|
|
14.5/9 |
|
|
|
|
| Rating |
|
Catalog |
Catalog |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
| Operating Temperature Range(C) |
|
0 to 70 |
-40 to 85 |
|
-40 to 85 |
-40 to 85 |
-40 to 105,-40 to 85 |
0 to 70 |
-40 to 85 |
-40 to 85 |
-40 to 85 |
| Approx. Price (US$) |
|
1.85 | 1ku |
1.35 | 1ku |
|
1.60 | 1ku |
1.32 | 1ku |
0.60 | 1ku |
1.00 | 1ku |
0.50 | 1ku |
0.50 | 1ku |
0.50 | 1ku |
| Frequency(Max)(kHz) |
|
1000 |
1000 |
|
|
|
1000 |
|
|
|
|
| Special Features |
|
Error Amplifier,Leading Edge Blanking,Multi-topology,Synchronization Pin |
Error Amplifier,Multi-topology,Soft Start |
|
Dynamic Voltage Scaling,Frequency Synchronization,Power Good,Remote Sense,Synchronous Rectification,Tracking |
Enable,Power Good,Pre-Bias Start-Up,Synchronous Rectification |
Error Amplifier,Multi-topology |
|
|
|
|
| Vin(Max)(V) |
|
11 |
15 |
|
18 |
28 |
400 |
5.5 |
5.5 |
5.5 |
5.5 |
| Package Group |
|
PDIP,SOIC |
PDIP,SOIC,TSSOP |
|
VQFN |
TSSOP,VQFN |
PDIP,SOIC,VSSOP |
MSOP-PowerPAD,SON |
SOIC,MSOP-PowerPAD,SOT-23 |
MSOP-PowerPAD,SOIC,SOT-23 |
MSOP-PowerPAD,SOIC,SOT-23 |
| Control Method |
|
Current |
Voltage |
|
|
|
Peak Current Mode |
|
|
|
|
| Duty Cycle(Max)(%) |
|
50 |
49 |
|
85 |
95 |
50 |
|
|
|
|
| Gate Drive(Typ)(A) |
|
1 |
1 |
|
|
|
1 |
|
|
|
|
| Vin(Min)(V) |
|
8.3 |
4.1 |
|
4.5 |
1.8 |
15 |
2.7 |
2.7 |
2.7 |
2.7 |
| Switching Frequency(Min)(kHz) |
|
|
|
|
100 |
100 |
|
|
|
|
|
| Vout(Max)(V) |
|
|
|
|
5.5 |
5.5 |
|
|
|
|
|
| Switching Frequency(Max)(kHz) |
|
|
|
|
600 |
550 |
|
|
|
|
|
| Vout(Min)(V) |
|
|
|
|
0.7 |
0.76 |
|
|
|
|
|
| Regulated Outputs(#) |
|
|
|
|
1 |
1 |
|
|
|
|
|
| Type |
|
|
|
|
Controller |
Controller |
|
|
|
|
|
| Iout(Max)(A) |
|
|
|
|
20 |
10 |
|
|
|
|
|
| Iq(Typ)(mA) |
|
|
|
|
1.8 |
0.4 |
|
|
|
|
|
| Frequency(Min)(kHz) |
|
|
|
|
|
|
26 |
|
|
|
|
| Current Limit Topology |
|
|
|
|
|
|
|
Constant-Current |
Constant-Current |
Constant-Current |
Constant-Current |
| Number of Switches |
|
|
|
|
|
|
|
2 |
1 |
1 |
1 |
| Package Size |
|
|
|
|
|
|
|
mm2 |
mm2 |
mm2 |
mm2 |
| Continuous Current(Max)(A) |
|
|
|
|
|
|
|
1.5 |
1 |
0.5 |
0.5 |
| Enable |
|
|
|
|
|
|
|
Active High |
Active High |
Active High |
Active High |
| USB Switch rDS(on)(mOhms) |
|
|
|
|
|
|
|
70 |
70 |
70 |
70 |
