|
|
Texas Instruments
UC3855ADWTRG4
|
Texas Instruments
UC3708DWTR
|
Texas Instruments
UC2544DWG4
|
Texas Instruments
UC3705NG4
|
Texas Instruments
UCD9112RHBTG4
|
Texas Instruments
UC3543N
|
Texas Instruments
UC2544N
|
Texas Instruments
74AUCH16244DGGRG4
|
Texas Instruments
UCC27201ADRCT
|
Texas Instruments
UCC28C44DGKRG4
|
| Price |
|
|
|
|
$5.19 |
|
|
|
|
$2.24 |
|
| RoHS |
|
Compliant |
Compliant |
Compliant |
Yes |
|
Yes |
Yes |
Compliant |
Compliant |
Compliant |
| Lead Status |
|
No |
No |
|
Yes |
|
Yes |
Yes |
|
No |
|
| Operating Supply(Max)(V) |
|
20 |
|
|
|
|
|
|
|
|
|
| Vref tol(%) |
|
1.5 |
|
|
|
|
|
|
|
|
|
| Operating Supply Current(mA) |
|
17 |
|
|
|
|
|
|
|
|
|
| Rating |
|
Catalog |
|
|
Catalog |
|
|
Military |
|
Catalog |
|
| Estimated Package Size (WxL)(mm2) |
|
[pf]20SOIC[/pf] |
|
|
|
|
|
|
|
|
|
| Operating Temperature Range(C) |
|
0 to 70 |
|
|
0 to 70 |
|
|
|
|
-40 to 140 |
|
| Package Group |
|
PDIP,SOIC |
|
|
SOIC,PDIP,TO-220 |
|
|
WAFERSALE |
|
SO PowerPAD,SOIC,VSON,WSON |
|
| Duty Cycle(Max)(%) |
|
95 |
|
|
|
|
|
|
|
|
|
| Approx. Price (US$) |
|
5.70 | 1ku |
|
|
3.09 | 1ku |
|
|
|
|
1.30 | 1ku |
|
| Practical Operating Frequency(Max)(MHz) |
|
0.5 |
|
|
|
|
|
|
|
|
|
| Startup Current(mA) |
|
0.15 |
|
|
|
|
|
|
|
|
|
| Special Features |
|
> 750W Applications,Average Current Mode,Enable,OVP |
|
|
Thermal Shutdown |
|
|
Over Current Sense,Over Voltage Sense |
|
|
|
| UVLO Thresholds On/Off(V) |
|
16/10 |
|
|
|
|
|
|
|
|
|
| Input VCC(Max)(V) |
|
|
|
|
40 |
|
|
|
|
17 |
|
| Fall Time(ns) |
|
|
|
|
40 |
|
|
|
|
7 |
|
| Channel Input Logic |
|
|
|
|
N/A |
|
|
|
|
TTL |
|
| Prop Delay(ns) |
|
|
|
|
100 |
|
|
|
|
20 |
|
| Input Threshold |
|
|
|
|
TTL |
|
|
|
|
|
|
| Power Switch |
|
|
|
|
MOSFET,IGBT |
|
|
|
|
MOSFET |
|
| Input Negative Voltage(V) |
|
|
|
|
0 |
|
|
|
|
|
|
| Rise Time(ns) |
|
|
|
|
40 |
|
|
|
|
8 |
|
| Peak Output Current(A) |
|
|
|
|
1.5 |
|
|
|
|
3 |
|
| Input VCC(Min)(V) |
|
|
|
|
5 |
|
|
|
|
8 |
|
| Number of Channels(#) |
|
|
|
|
1 |
|
|
|
|
2 |
|
| Threshold Voltage 1(Typ)(V) |
|
|
|
|
|
|
|
2.5 |
|
|
|
| Output Driver Type / Reset Output |
|
|
|
|
|
|
|
Active-low,Open-drain |
|
|
|
| Time Delay(ms) |
|
|
|
|
|
|
|
Programmable |
|
|
|
| VCC(Max)(V) |
|
|
|
|
|
|
|
40 |
|
|
|
| Watchdog Timer WDI(sec) |
|
|
|
|
|
|
|
None |
|
|
|
| # of supplies monitored |
|
|
|
|
|
|
|
1 |
|
|
|
| Operating Temperature Range (° |
|
|
|
|
|
|
|
|
|
|
|
| C) |
|
|
|
|
|
|
|
-40 to 85 |
|
|
|
| Monitored Voltage 1 (typ)(Nom)(V) |
|
|
|
|
|
|
|
Adjustable |
|
|
|
| Reset Threshold Accuracy(%) |
|
|
|
|
|
|
|
2 |
|
|
|
| VCC(Min)(V) |
|
|
|
|
|
|
|
4.5 |
|
|
|
| Iq(Typ)(uA) |
|
|
|
|
|
|
|
7000 |
|
|
|
| Iq(uA) |
|
|
|
|
|
|
|
|
|
1 |
|
| Negative Voltage Handling at HS Pin(V) |
|
|
|
|
|
|
|
|
|
-15 |
|
| Bus Voltage(V) |
|
|
|
|
|
|
|
|
|
110 |
|