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|
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UC1854BJ
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UCD8220PWP
|
| Price |
|
|
$0.96 |
$4.71 |
|
$2.01 |
|
$5.37 |
$1.17 |
|
$3.53 |
| RoHS |
|
Not Compliant |
Yes |
Yes |
Compliant |
Yes |
TBD |
Compliant |
Compliant |
Compliant |
Yes |
| Lead Status |
|
No |
Yes |
Yes |
No |
Yes |
No |
Yes |
No |
No |
Yes |
| Rating |
|
Military |
|
|
Catalog |
Automotive |
Military |
|
Catalog |
Catalog |
Catalog |
| UVLO Thresholds On/Off(V) |
|
10.5/10 |
|
|
8.4/7.6 |
12.5/8.3 |
8.4/7.6 |
|
|
8.4/7.6 |
|
| Control Method |
|
CCM |
|
|
Peak Current Mode |
Current |
Current |
|
|
Current |
|
| Special Features |
|
> 750W Applications,Average Current Mode,Enable |
|
|
Error Amplifier,Multi-topology |
Error Amplifier,Leading Edge Blanking,Multi-topology,Soft Start |
Error Amplifier,Multi-topology |
|
|
Adjustable Switching Frequency,Error Amplifier,Multi-topology |
|
| Operating Temperature Range(C) |
|
-55 to 125 |
|
|
0 to 70 |
-40 to 125 |
-55 to 125 |
|
-40 to 85 |
-40 to 85 |
-40 to 105 |
| Package Group |
|
CDIP |
|
|
PDIP,SOIC,VSSOP |
SOIC |
CDIP,LCCC |
|
MSOP-PowerPAD,SOIC,SON |
PDIP,SOIC,SOIC |
HTSSOP,QFN |
| Package Size |
|
mm2 |
|
|
|
|
mm2 |
|
mm2 |
|
mm2 |
| Duty Cycle(Max)(%) |
|
95 |
|
|
100 |
100 |
100 |
|
|
50 |
|
| Frequency(Min)(kHz) |
|
|
|
|
26 |
|
|
|
|
49 |
|
| Approx. Price (US$) |
|
|
|
|
0.60 | 1ku |
1.20 | 1ku |
|
|
0.70 | 1ku |
0.38 | 1ku |
1.95 | 1ku |
| Frequency(Max)(kHz) |
|
|
|
|
1000 |
1000 |
500 |
|
|
500 |
2000 |
| Vin(Min)(V) |
|
|
|
|
9 |
8.3 |
7.6 |
|
2.7 |
9 |
|
| Topology |
|
|
|
|
Boost,Buck,Buck-Boost,Flyback,Forward |
Boost,Flyback,Forward |
Boost,Flyback,Forward |
|
|
Boost,Flyback,Forward |
|
| Vin(Max)(V) |
|
|
|
|
400 |
12 |
30 |
|
5.5 |
30 |
|
| Gate Drive(Typ)(A) |
|
|
|
|
1 |
1 |
|
|
|
0.2 |
|
| USB Switch rDS(on)(mOhms) |
|
|
|
|
|
|
|
|
70 |
|
|
| Number of Switches |
|
|
|
|
|
|
|
|
2 |
|
|
| Enable |
|
|
|
|
|
|
|
|
Active Low |
|
|
| Current Limit Topology |
|
|
|
|
|
|
|
|
Constant-Current |
|
|
| Continuous Current(Max)(A) |
|
|
|
|
|
|
|
|
0.5 |
|
|