|
|
Texas Instruments
TL3842BP
|
Texas Instruments
TL3844BD-8
|
Texas Instruments
TL3845BDG4-8
|
Texas Instruments
TL3845DR
|
Texas Instruments
TL494CDRG4
|
Texas Instruments
TL594CPW
|
Texas Instruments
TL594INE4
|
Texas Instruments
TL598CDG4
|
Texas Instruments
TPS2051BDG4
|
Texas Instruments
TPS2020DG4
|
Price |
|
$0.72 |
|
$0.68 |
|
$0.20 |
|
|
$0.99 |
$0.96 |
|
RoHS |
|
Compliant |
Yes |
Compliant |
Yes |
Compliant |
Yes |
Compliant |
Compliant |
Compliant |
Compliant |
Lead Status |
|
No |
Yes |
No |
Yes |
No |
Yes |
Yes |
No |
No |
No |
Duty Cycle(Max)(%) |
|
100 |
50 |
50 |
50 |
45 |
45 |
45 |
45 |
|
|
Operating Temperature Range(C) |
|
0 to 70 |
0 to 70 |
0 to 70 |
0 to 70 |
-40 to 85,0 to 70 |
-40 to 85,0 to 70 |
-40 to 85,0 to 70 |
0 to 70 |
-40 to 85 |
-40 to 85 |
Rating |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Approx. Price (US$) |
|
0.35 | 1ku |
0.35 | 1ku |
0.35 | 1ku |
0.28 | 1ku |
0.17 | 1ku |
0.27 | 1ku |
0.27 | 1ku |
0.59 | 1ku |
0.50 | 1ku |
0.95 | 1ku |
Vin(Max)(V) |
|
30 |
30 |
30 |
30 |
40 |
40 |
40 |
40 |
5.5 |
5.5 |
Frequency(Max)(kHz) |
|
500 |
500 |
500 |
500 |
300 |
300 |
300 |
300 |
|
|
Special Features |
|
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
|
|
Topology |
|
Boost,Flyback,Forward |
Boost,Flyback,Forward |
Boost,Flyback,Forward |
Boost,Flyback,Forward |
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
|
|
Package Group |
|
PDIP,SOIC |
SOIC,PDIP |
PDIP,SOIC |
PDIP,SOIC |
PDIP,SO,SOIC,TSSOP |
PDIP,SO,SOIC,TSSOP |
PDIP,SO,SOIC,TSSOP |
PDIP,SOIC |
MSOP-PowerPAD,SOIC,SOT-23 |
SOIC |
Control Method |
|
Current |
Current |
Current |
Current |
Voltage |
Voltage |
Voltage |
Voltage |
|
|
Vin(Min)(V) |
|
17.5 |
17.5 |
9 |
9 |
7 |
7 |
7 |
7 |
2.7 |
2.7 |
UVLO Thresholds On/Off(V) |
|
16/10 |
16/10 |
8.4/7.6 |
8.4/7.6 |
N/A |
6.1/6 |
6.1/6 |
4/6 |
|
|
USB Switch rDS(on)(mOhms) |
|
|
|
|
|
|
|
|
|
70 |
33 |
Package Size |
|
|
|
|
|
|
|
|
|
mm2 |
mm2 |
Number of Switches |
|
|
|
|
|
|
|
|
|
1 |
1 |
Current Limit Topology |
|
|
|
|
|
|
|
|
|
Constant-Current |
Constant-Current |
Continuous Current(Max)(A) |
|
|
|
|
|
|
|
|
|
0.5 |
0.2 |
Enable |
|
|
|
|
|
|
|
|
|
Active High |
Active Low |