|
|
Texas Instruments
LM5025SD/NOPB
|
Texas Instruments
UCC28251PW
|
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UCC3813PW-0
|
Texas Instruments
UCC2808APW-2G4
|
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UC2847DWG4
|
Texas Instruments
UCC35702PWG4
|
Texas Instruments
TL494CPWRG4
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Texas Instruments
TPS2042BDGNRG4
|
Texas Instruments
LM5035BSQX/NOPB
|
Texas Instruments
LM5035CMHX/NOPB
|
| Price |
|
$1.77 |
|
$2.18 |
|
|
|
$0.20 |
$0.90 |
|
|
| RoHS |
|
Yes |
Compliant |
Yes |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
| Lead Status |
|
Yes |
Yes |
Yes |
No |
Yes |
Yes |
No |
No |
No |
No |
| Rating |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
| Duty Cycle(Max)(%) |
|
80 |
100 |
100 |
49 |
50 |
99 |
45 |
|
50 |
50 |
| Frequency(Max)(kHz) |
|
1000 |
1000 |
1000 |
1000 |
500 |
700 |
300 |
|
2000 |
2000 |
| Package Group |
|
TSSOP,WSON |
QFN,TSSOP |
PDIP,SOIC,TSSOP |
PDIP,SOIC,TSSOP |
SOIC |
PDIP,SOIC,TSSOP |
PDIP,SO,SOIC,TSSOP |
MSOP-PowerPAD,SOIC,SON |
HTSSOP,WQFN |
HTSSOP,WQFN |
| Control Method |
|
Feedforward,Voltage |
Current,Feedforward,Voltage |
Current |
Voltage |
Current |
Voltage |
Voltage |
|
Feedforward,Voltage |
Feedforward,Voltage |
| Frequency(Min)(kHz) |
|
100 |
40 |
|
|
|
|
|
|
50 |
50 |
| Vin(Max)(V) |
|
90 |
20 |
12 |
15 |
40 |
15 |
40 |
5.5 |
105 |
105 |
| Gate Drive(Typ)(A) |
|
3 |
0.2 |
1 |
1 |
0.5 |
1 |
|
|
2 |
2 |
| Vin(Min)(V) |
|
13 |
4.3 |
6.9 |
4.1 |
7.7 |
9 |
7 |
2.7 |
13 |
13 |
| Special Features |
|
Current Limiting,Leading Edge Blanking,Soft Start,Thermal Shutdown |
Leading Edge Blanking,Programmable Slope Compensation,Soft Start,Synchronization Pin |
Error Amplifier,Leading Edge Blanking,Multi-topology,Soft Start |
Error Amplifier,Multi-topology,Soft Start |
Error Amplifier,Multi-topology,Soft Start,Synchronization Pin |
Multi-topology,Soft Start,Synchronization Pin |
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
|
Multi-topology,Synchronization Pin |
Synchronization Pin |
| Topology |
|
Forward |
Forward,Full-Bridge,Half-Bridge,Push-Pull |
Boost,Buck,Flyback,Forward |
Push-Pull |
Boost,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
Boost,Buck |
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
|
Half-Bridge |
N/A |
| Operating Temperature Range(C) |
|
-40 to 125 |
-40 to 125 |
0 to 70 |
-40 to 85 |
-40 to 85 |
0 to 70 |
-40 to 85,0 to 70 |
-40 to 85 |
-40 to 125 |
-40 to 125 |
| UVLO Thresholds On/Off(V) |
|
Programmable/2.5V |
4.3/4.1 |
7.2/6.9 |
4.3/4.1 |
7.7/6.95 |
9.9/9.1 |
N/A |
|
|
N/A |
| Approx. Price (US$) |
|
0.95 | 1ku |
1.70 | 1ku |
0.99 | 1ku |
1.35 | 1ku |
3.90 | 1ku |
3.55 | 1ku |
0.17 | 1ku |
0.70 | 1ku |
1.70 | 1ku |
1.70 | 1ku |
| USB Switch rDS(on)(mOhms) |
|
|
|
|
|
|
|
|
70 |
|
|
| Number of Switches |
|
|
|
|
|
|
|
|
2 |
|
|
| Enable |
|
|
|
|
|
|
|
|
Active Low |
|
|
| Current Limit Topology |
|
|
|
|
|
|
|
|
Constant-Current |
|
|
| Continuous Current(Max)(A) |
|
|
|
|
|
|
|
|
0.5 |
|
|
| Package Size |
|
|
|
|
|
|
|
|
mm2 |
|
|
