|
|
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UC3856N
|
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UCC2580DTR-4
|
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UC2903N
|
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UCC3921DTR/81143G4
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UCC3808D-1G4
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UCC281DPTR-ADJ
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UCC2889DTR
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UCC39421PW
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UCC29002D/1G4
|
| Price |
|
$4.52 |
|
|
|
|
|
|
$0.96 |
|
|
| RoHS |
|
Yes |
Yes |
Compliant |
Compliant |
Compliant |
Yes |
Compliant |
Yes |
Yes |
Compliant |
| Lead Status |
|
Yes |
Yes |
No |
|
|
Yes |
No |
Yes |
Yes |
No |
| Rating |
|
Catalog |
|
|
|
|
Catalog |
Catalog |
Catalog |
|
Catalog |
| Vin(Min)(V) |
|
8 |
|
|
|
|
1.8 |
|
8.6 |
|
|
| Approx. Price (US$) |
|
1.88 | 1ku |
|
|
|
|
1.94 | 1ku |
6.10 | 1ku |
0.85 | 1ku |
|
1.00 | 1ku |
| Operating Temperature Range(C) |
|
0 to 70 |
|
|
|
|
-40 to 85 |
0 to 70 |
-40 to 85 |
|
-40 to 105 |
| Package Group |
|
PDIP,PLCC,SOIC |
|
PDIP,SOIC,PLCC |
|
|
SOIC |
PDIP,SOIC,TSSOP |
PDIP,SOIC |
|
SOIC,PDIP,VSSOP |
| Frequency(Max)(kHz) |
|
1000 |
|
|
|
|
|
|
250 |
|
|
| Topology |
|
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
|
|
|
|
|
|
Flyback |
|
|
| Gate Drive(Typ)(A) |
|
1.5 |
|
|
|
|
|
|
0.2 |
|
|
| UVLO Thresholds On/Off(V) |
|
7.7/7 |
|
|
|
|
|
|
8.4/6.3 |
|
|
| Control Method |
|
Current |
|
|
|
|
|
|
Feedforward,Voltage |
|
|
| Special Features |
|
Error Amplifier,Multi-topology,Soft Start,Synchronization Pin |
|
Negative Voltage Monitoring,Over Voltage Sense |
|
|
|
Brushless DC Motor Control,Current-Limited,Diff Curr Sense Amp,Switching Control,Tachometer |
Error Amplifier,Green Mode,Light Load Efficiency,Soft Start |
|
UVLO |
| Vin(Max)(V) |
|
40 |
|
|
|
|
9 |
|
9.3 |
|
|
| Duty Cycle(Max)(%) |
|
50 |
|
|
|
|
|
|
55 |
|
|
| VCC(Max)(V) |
|
|
|
40 |
|
|
|
|
|
|
|
| Output Driver Type / Reset Output |
|
|
|
Active-low,Open-drain |
|
|
|
|
|
|
|
| Time Delay(ms) |
|
|
|
Programmable |
|
|
|
|
|
|
|
| VCC(Min)(V) |
|
|
|
8 |
|
|
|
|
|
|
|
| Threshold Voltage 1(Typ)(V) |
|
|
|
1.8 |
|
|
|
|
|
|
|
| # of supplies monitored |
|
|
|
4 |
|
|
|
|
|
|
|
| Iq(Typ)(mA) |
|
|
|
|
|
|
0.4 |
|
|
|
|
| Output Options |
|
|
|
|
|
|
Adjustable Output |
|
|
|
|
| Vout(Min)(V) |
|
|
|
|
|
|
1.2 |
|
|
|
|
| Vout(Max)(V) |
|
|
|
|
|
|
8.8 |
|
|
|
|
| Iout(Max)(A) |
|
|
|
|
|
|
1 |
|
|
|
|
| PSRR @ 100KHz(dB) |
|
|
|
|
|
|
22 |
|
|
|
|
| Accuracy(%) |
|
|
|
|
|
|
2.5 |
|
|
|
|
| Additional Features |
|
|
|
|
|
|
Overcurrent Protection,Reverse Current Protection,Thermal Shutdown |
|
|
|
|
| Estimated Package Size (WxL)(mm2) |
|
|
|
|
|
|
[pf]8SOIC[/pf] |
[pf]28TSSOP[/pf] |
|
|
|
| Vdo(Typ)(mV) |
|
|
|
|
|
|
500 |
|
|
|
|
| Output Capacitor Type |
|
|
|
|
|
|
Non-Ceramic |
|
|
|
|
| Peak Output Current(A) |
|
|
|
|
|
|
|
0.1 |
|
|
|
| Operating Supply(Max)(V) |
|
|
|
|
|
|
|
14.5 |
|
|
14.25 |
| Operating Supply Current(mA) |
|
|
|
|
|
|
|
3 |
|
|
2.5 |
| Operating Supply(Min)(V) |
|
|
|
|
|
|
|
11 |
|
|
4.375 |
| Share Bus |
|
|
|
|
|
|
|
|
|
|
Single-Ended |
| Startup Current(uA) |
|
|
|
|
|
|
|
|
|
|
2500 |
| Package Size |
|
|
|
|
|
|
|
|
|
|
mm2 |
