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TPS2068DGNR
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UCC2897PWRG4
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UCC2894DG4
|
| Price |
|
|
$0.98 |
$0.38 |
$2.81 |
|
$1.46 |
|
|
$1.97 |
$2.09 |
| RoHS |
|
Yes |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
| Lead Status |
|
Yes |
Yes |
Yes |
No |
No |
No |
No |
No |
No |
Yes |
| Enable |
|
Active Low |
|
|
|
|
|
|
|
|
|
| Approx. Price (US$) |
|
0.73 | 1ku |
0.42 | 1ku |
0.17 | 1ku |
|
1.65 | 1ku |
1.30 | 1ku |
2.95 | 1ku |
1.75 | 1ku |
|
1.10 | 1ku |
| Package Group |
|
MSOP-PowerPAD,SOIC |
PDIP,SOIC |
PDIP,SO,SOIC,TSSOP |
|
SOIC |
PDIP,SOIC,TSSOP |
HTSSOP |
HTSSOP,WQFN |
|
SOIC,TSSOP |
| Rating |
|
Catalog |
Catalog |
Catalog |
|
Catalog |
Catalog |
Catalog |
Catalog |
|
Catalog |
| Current Limit Topology |
|
Constant-Current |
|
|
|
|
|
|
|
|
|
| Operating Temperature Range(C) |
|
-40 to 85,0 to 70 |
0 to 70 |
-40 to 85,0 to 70 |
|
-40 to 85 |
0 to 70 |
|
-40 to 125 |
|
-40 to 85 |
| Vin(Max)(V) |
|
5.5 |
400 |
40 |
|
400 |
15 |
5.5 |
105 |
|
16 |
| Vin(Min)(V) |
|
2.7 |
9 |
7 |
|
4.3 |
4.1 |
3 |
13 |
|
8.5 |
| Number of Switches |
|
1 |
|
|
|
|
|
|
|
|
|
| Continuous Current(Max)(A) |
|
1.5 |
|
|
|
|
|
|
|
|
|
| USB Switch rDS(on)(mOhms) |
|
70 |
|
|
|
|
|
|
|
|
|
| Package Size |
|
mm2 |
|
|
|
|
|
mm2 |
|
|
|
| Frequency(Min)(kHz) |
|
|
26 |
|
|
|
|
|
100 |
|
|
| Control Method |
|
|
Peak Current Mode |
Voltage |
|
Current |
Voltage |
|
Voltage |
|
Current |
| Duty Cycle(Max)(%) |
|
|
50 |
45 |
|
78 |
49 |
|
50 |
|
100 |
| UVLO Thresholds On/Off(V) |
|
|
8.4/7.6 |
N/A |
|
4.3/4.1 |
4.3/4.1 |
|
|
|
13.0/8.0 |
| Topology |
|
|
Boost,Buck,Buck-Boost,Flyback,Forward |
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
|
Boost,Flyback,Forward |
Push-Pull |
|
Full-Bridge,Half-Bridge,Push-Pull |
|
Flyback,Forward |
| Special Features |
|
|
Error Amplifier,Multi-topology |
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
|
Error Amplifier,Leading Edge Blanking,Multi-topology,Soft Start |
Error Amplifier,Multi-topology,Soft Start |
Power Good |
Multi-topology,Synchronization Pin |
|
Input Line Monitor,Multi-topology,Programmable Slope Compensation,Soft Start,Soft Switching |
| Frequency(Max)(kHz) |
|
|
500 |
300 |
|
1000 |
1000 |
|
2000 |
|
1000 |
| Gate Drive(Typ)(A) |
|
|
1 |
|
|
1 |
1 |
|
2 |
|
2.5 |
| Iq(Typ)(mA) |
|
|
|
|
|
|
|
0.213 |
|
|
|
| Switching Frequency(Max)(kHz) |
|
|
|
|
|
|
|
1000 |
|
|
|
| Regulated Outputs(#) |
|
|
|
|
|
|
|
1 |
|
|
|
| Shutdown Current(Typ)(uA) |
|
|
|
|
|
|
|
0.05 |
|
|
|
| Iout(Max)(A) |
|
|
|
|
|
|
|
20 |
|
|
|
| Step-Down DC/DC Controller |
|
|
|
|
|
|
|
1 |
|
|
|
| Vout(Min)(V) |
|
|
|
|
|
|
|
0.6 |
|
|
|
| Vout(Max)(V) |
|
|
|
|
|
|
|
1.2 |
|
|
|
| Step-Up DC/DC Controller |
|
|
|
|
|
|
|
1 |
|
|
|
