|
|
Texas Instruments
UC2544DW
|
Texas Instruments
UC2625MDWREP
|
Texas Instruments
UC2825AMDWREP
|
Texas Instruments
UC2854ADWTR
|
Texas Instruments
UC2909MDWREP
|
Texas Instruments
UC3524D
|
Texas Instruments
UC3525BDWTR
|
Texas Instruments
UC3823DWTR
|
Texas Instruments
UC3834DW
|
Texas Instruments
UC3856DWTR
|
| Price |
|
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| RoHS |
|
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
Compliant |
| Lead Status |
|
No |
No |
No |
No |
No |
No |
No |
No |
No |
No |
| Output Driver Type / Reset Output |
|
Active-low,Open-drain |
|
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|
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|
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|
|
| Reset Threshold Accuracy(%) |
|
2 |
|
|
|
|
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| Rating |
|
Catalog |
HiRel Enhanced Product |
HiRel Enhanced Product |
Catalog |
HiRel Enhanced Product |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
| Package Size |
|
mm2 |
mm2 |
mm2 |
mm2 |
|
|
|
|
mm2 |
|
| Iq(Typ)(uA) |
|
7000 |
|
|
|
|
|
|
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|
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| Special Features |
|
Over Current Sense,Over Voltage Sense |
|
Error Amplifier,Leading Edge Blanking,Soft Start,Synchronization Pin |
> 750W Applications,Average Current Mode,Enable |
Temp Monitoring (Thermistor Pin) |
Error Amplifier,Multi-topology,Soft Start,Synchronization Pin |
Error Amplifier,Multi-topology,Soft Start,Synchronization Pin |
Error Amplifier,Multi-topology,Soft Start,Synchronization Pin |
|
Error Amplifier,Multi-topology,Soft Start,Synchronization Pin |
| Threshold Voltage 1(Typ)(V) |
|
2.5 |
|
|
|
|
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|
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| Watchdog Timer WDI(sec) |
|
None |
|
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| Time Delay(ms) |
|
Programmable |
|
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| VCC(Max)(V) |
|
40 |
|
|
|
|
|
|
|
|
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| Monitored Voltage 1 (typ)(Nom)(V) |
|
Adjustable |
|
|
|
|
|
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|
|
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| VCC(Min)(V) |
|
4.5 |
|
|
|
|
|
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|
|
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| # of supplies monitored |
|
1 |
|
|
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| Package Group |
|
WAFERSALE |
SOIC |
SOIC |
PDIP,SOIC |
SOIC |
SOIC,WAFERSALE |
SOIC,PDIP |
SOIC,PDIP |
PLCC,SOIC |
PDIP,PLCC,SOIC |
| Operating Temperature Range(C) |
|
|
-55 to 125 |
-40 to 125,-55 to 125 |
-40 to 85 |
-55 to 125 |
0 to 70 |
0 to 70 |
0 to 70 |
0 to 70 |
0 to 70 |
| Control Method |
|
|
|
Current,Voltage |
CCM |
|
Voltage |
Voltage |
Current,Voltage |
|
Current |
| Frequency(Max)(kHz) |
|
|
|
1000 |
|
|
450 |
500 |
1000 |
|
1000 |
| Vin(Max)(V) |
|
|
|
22 |
|
|
40 |
|
30 |
35 |
40 |
| Duty Cycle(Max)(%) |
|
|
|
50 |
|
|
90 |
49 |
85 |
|
50 |
| UVLO Thresholds On/Off(V) |
|
|
|
9.2/8.4 |
16/10 |
|
7.5/7 |
7 |
9.2/8.4 |
|
7.7/7 |
| Vin(Min)(V) |
|
|
|
8.4 |
|
|
8 |
|
8.4 |
5 |
8 |
| Startup Current(mA) |
|
|
|
|
0.25 |
|
|
|
|
|
|
| Practical Operating Frequency(Max)(MHz) |
|
|
|
|
0.2 |
|
|
|
|
|
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| Device Type |
|
|
|
|
Single-phase PFC |
|
|
|
|
|
|
| Operating Supply Current(mA) |
|
|
|
|
12 |
|
|
|
|
|
|
| Operating Supply(Max)(V) |
|
|
|
|
20 |
|
|
|
|
|
|
| Approx. Price (US$) |
|
|
|
|
1.55 | 1ku |
|
1.00 | 1ku |
2.47 | 1ku |
1.76 | 1ku |
7.19 | 1ku |
1.88 | 1ku |
| Peak Output Source Current Gate Drive(A) |
|
|
|
|
-1 |
|
|
|
|
|
|
| Peak Output Sink Current Gate Drive(A) |
|
|
|
|
1 |
|
|
|
|
|
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| Cell Chemistry |
|
|
|
|
|
Lead Acid |
|
|
|
|
|
| Charge Current(Max)(A) |
|
|
|
|
|
2 |
|
|
|
|
|
| Gate Drive(Typ)(A) |
|
|
|
|
|
|
0.1 |
0.4 |
1.5 |
|
1.5 |
| Topology |
|
|
|
|
|
|
Boost,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
Boost,Buck,Flyback,Forward |
|
Boost,Buck,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
| Frequency(Min)(kHz) |
|
|
|
|
|
|
0.1 |
0.1 |
0.1 |
|
|
| Fixed Output Options(V) |
|
|
|
|
|
|
|
|
|
1.5 |
|
| Output Options |
|
|
|
|
|
|
|
|
|
Fixed Output |
|
| Vout(Min)(V) |
|
|
|
|
|
|
|
|
|
2 |
|
| Iq(Typ)(mA) |
|
|
|
|
|
|
|
|
|
5.5 |
|
