|
|
Linear Technology
DC2318A
|
Linear Technology
DC1696A
|
Linear Technology
DC1737A
|
Richtek
EVB_RT7280GQW
|
Texas Instruments
UCC3809PW-2G4
|
Texas Instruments
UCC2813N-4
|
Texas Instruments
UC2844AQD8
|
Texas Instruments
UCC2807DTR-3
|
Texas Instruments
UCC3806Q
|
Texas Instruments
UCC3808N-2
|
| Price |
|
|
|
|
|
|
$2.52 |
$0.94 |
|
$8.15 |
$2.43 |
| RoHS |
|
Not Compliant |
Not Compliant |
Not Compliant |
Compliant |
Compliant |
Yes |
Yes |
Yes |
Yes |
Compliant |
| Lead Status |
|
No |
No |
No |
No |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Special Features |
|
|
|
|
|
Multi-topology,Soft Start |
Error Amplifier,Leading Edge Blanking,Multi-topology,Soft Start |
Error Amplifier |
Error Amplifier,Leading Edge Blanking,Multi-topology,Soft Start |
Error Amplifier,Multi-topology,Soft Start,Synchronization Pin |
Error Amplifier,Soft Start |
| Vin(Min)(V) |
|
|
|
|
|
8 |
8.3 |
10 |
4.1 |
6.75 |
4.1 |
| Operating Temperature Range(C) |
|
|
|
|
|
0 to 70 |
-40 to 85 |
-40 to 125,-40 to 85 |
-40 to 85 |
0 to 70 |
0 to 70 |
| Frequency(Max)(kHz) |
|
|
|
|
|
1000 |
1000 |
500 |
1000 |
1000 |
1000 |
| Control Method |
|
|
|
|
|
Current,Feedforward,Voltage |
Current |
Current |
Current |
Current |
Current |
| Duty Cycle(Max)(%) |
|
|
|
|
|
70 |
50 |
50 |
78 |
49 |
50 |
| Rating |
|
|
|
|
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
| Vin(Max)(V) |
|
|
|
|
|
19 |
12 |
30 |
13.5 |
15 |
15 |
| Approx. Price (US$) |
|
|
|
|
|
0.85 | 1ku |
1.05 | 1ku |
0.46 | 1ku |
1.65 | 1ku |
4.10 | 1ku |
0.99 | 1ku |
| Topology |
|
|
|
|
|
Boost,Buck,Flyback,Forward |
Boost,Flyback,Forward |
Boost,Buck,Flyback,Forward |
Boost,Flyback,Forward |
Push-Pull |
Full-Bridge,Half-Bridge,Push-Pull |
| Gate Drive(Typ)(A) |
|
|
|
|
|
0.8 |
1 |
1 |
1 |
0.5 |
1 |
| Package Group |
|
|
|
|
|
PDIP,SOIC,TSSOP,VSSOP |
PDIP,SOIC,TSSOP |
PDIP,SOIC |
SOIC |
PDIP,PLCC,SOIC,TSSOP |
PDIP,SOIC |
| UVLO Thresholds On/Off(V) |
|
|
|
|
|
15/8 |
12.5/8.3 |
16/10 |
4.3/4.1 |
7.5/6.75 |
4.3/4.1 |
| Frequency(Min)(kHz) |
|
|
|
|
|
|
|
|
|
0.1 |
|
