|
|
Texas Instruments
UCC2809PW-1
|
Texas Instruments
UCC2806PW
|
Texas Instruments
UC3525BNG4
|
Texas Instruments
UCC2809DTR-1
|
Texas Instruments
UC3825ANG4
|
Texas Instruments
UC2845ADTR
|
Texas Instruments
UC2854BMDWREP
|
Texas Instruments
LM1771TMM/NOPB
|
Texas Instruments
UCC38C45DR
|
Linear Technology
DC1923A
|
| Price |
|
$2.15 |
$8.66 |
$4.42 |
$2.10 |
$6.10 |
$0.65 |
$4.91 |
|
|
|
| RoHS |
|
Yes |
Yes |
Compliant |
Compliant |
Compliant |
Yes |
Compliant |
Yes |
Compliant |
Compliant |
| Lead Status |
|
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Special Features |
|
Multi-topology,Soft Start |
Error Amplifier,Multi-topology,Soft Start,Synchronization Pin |
Error Amplifier,Multi-topology,Soft Start,Synchronization Pin |
Multi-topology,Soft Start |
Error Amplifier,Leading Edge Blanking,Multi-topology,Soft Start,Synchronization Pin |
Error Amplifier,Multi-topology |
> 750W Applications,Average Current Mode,Enable |
Enable |
Error Amplifier,Multi-topology |
|
| Vin(Min)(V) |
|
8 |
|
|
8 |
8.4 |
9 |
|
2.8 |
7.6 |
|
| Frequency(Max)(kHz) |
|
1000 |
1000 |
500 |
1000 |
1000 |
500 |
|
|
1000 |
|
| Control Method |
|
Current,Feedforward,Voltage |
Current |
Voltage |
Current,Feedforward,Voltage |
Current,Voltage |
Peak Current Mode |
CCM |
|
Current |
|
| Duty Cycle(Max)(%) |
|
70 |
49 |
49 |
70 |
50 |
50 |
95 |
98 |
50 |
|
| Operating Temperature Range(C) |
|
-40 to 85 |
-40 to 85 |
0 to 70 |
-40 to 85 |
0 to 70 |
-40 to 85 |
-55 to 125 |
-40 to 125 |
0 to 70 |
|
| UVLO Thresholds On/Off(V) |
|
10/8 |
7.5/6.75 |
7 |
10/8 |
9.2/8.4 |
8.4/7.6 |
10.5/10 |
|
8.4/7.6 |
|
| Rating |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
HiRel Enhanced Product |
Catalog |
Catalog |
|
| Package Group |
|
SOIC,TSSOP,VSSOP |
PDIP,SOIC,SSOP,PLCC,TSSOP |
PDIP,SOIC |
SOIC,TSSOP,VSSOP |
PDIP,PLCC,SOIC |
PDIP,SOIC |
SOIC |
VSSOP,WSON |
PDIP,SOIC,VSSOP |
|
| Approx. Price (US$) |
|
0.95 | 1ku |
4.90 | 1ku |
2.47 | 1ku |
0.95 | 1ku |
2.92 | 1ku |
0.42 | 1ku |
|
0.75 | 1ku |
0.60 | 1ku |
|
| Vin(Max)(V) |
|
19 |
|
|
19 |
22 |
400 |
|
5.5 |
20 |
|
| Gate Drive(Typ)(A) |
|
0.8 |
0.5 |
0.4 |
0.8 |
2 |
1 |
|
|
1 |
|
| Topology |
|
Boost,Flyback,Forward |
Push-Pull |
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
Boost,Flyback,Forward |
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
Boost,Buck,Flyback,Forward |
|
|
Boost,Buck,Buck-Boost,Flyback,Forward |
|
| Frequency(Min)(kHz) |
|
|
0.1 |
0.1 |
|
|
26 |
|
|
|
|
| Startup Current(mA) |
|
|
|
|
|
|
|
0.25 |
|
|
|
| Operating Supply(Max)(V) |
|
|
|
|
|
|
|
20 |
|
|
|
| Package Size(mm2=WxL) |
|
|
|
|
|
|
|
[pf]16SOIC[/pf] |
|
|
|
| Operating Supply Current(mA) |
|
|
|
|
|
|
|
12 |
|
|
|
| Vout(Min)(V) |
|
|
|
|
|
|
|
|
0.8 |
|
|
| Vout(Max)(V) |
|
|
|
|
|
|
|
|
4.5 |
|
|
| Iq(Typ)(mA) |
|
|
|
|
|
|
|
|
0.4 |
|
|
| Regulated Outputs(#) |
|
|
|
|
|
|
|
|
1 |
|
|
| Iout(Max)(A) |
|
|
|
|
|
|
|
|
6 |
|
|
| Switching Frequency(Max)(kHz) |
|
|
|
|
|
|
|
|
2000 |
|
|
| Type |
|
|
|
|
|
|
|
|
Controller |
|
|
| Switching Frequency(Min)(kHz) |
|
|
|
|
|
|
|
|
500 |
|
|
