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ADM00458

Microchip Technology Inc. ADM00458

Texas Instruments LM3668SD-4550EV

UC3845DTRG4

Texas Instruments UC3845DTRG4

UCC28250PW

Texas Instruments UCC28250PW

UCC2807DTR-3G4

Texas Instruments UCC2807DTR-3G4

UCC3808ADTR-2G4

Texas Instruments UCC3808ADTR-2G4

UCC2897PWRG4

Texas Instruments UCC2897PWRG4

UCC2894DG4

Texas Instruments UCC2894DG4

TPS2041DG4

Texas Instruments TPS2041DG4

LM5039SQX/NOPB

Texas Instruments LM5039SQX/NOPB

Price $14.99 $0.47 $3.44 $1.46 $1.97 $2.09 $2.81
RoHS Not Compliant Compliant Yes Compliant Compliant Compliant Compliant Compliant Compliant
Lead Status No Yes Yes No No No Yes No No
Frequency(Min)(kHz) 26 40 100
Operating Temperature Range(C) 0 to 70 -40 to 125 -40 to 85 0 to 70 -40 to 85 -40 to 125
Control Method Peak Current Mode Current,Voltage Current Voltage Current Voltage
Rating Catalog Catalog Catalog Catalog Catalog Catalog
Duty Cycle(Max)(%) 50 100 78 49 100 50
Vin(Min)(V) 9 4.3 4.3 4.1 8.5 13
UVLO Thresholds On/Off(V) 8.4/7.6 4.3/4.1 4.3/4.1 4.3/4.1 13.0/8.0
Topology Boost,Buck,Buck-Boost,Flyback,Forward Boost,Flyback,Forward Push-Pull Flyback,Forward Full-Bridge,Half-Bridge,Push-Pull
Special Features Error Amplifier,Multi-topology HV Start-up Error Amplifier,Leading Edge Blanking,Multi-topology,Soft Start Error Amplifier,Multi-topology,Soft Start Input Line Monitor,Multi-topology,Programmable Slope Compensation,Soft Start,Soft Switching Multi-topology,Synchronization Pin
Approx. Price (US$) 0.42 | 1ku 1.70 | 1ku 1.65 | 1ku 1.30 | 1ku 1.10 | 1ku 1.75 | 1ku
Frequency(Max)(kHz) 500 1000 1000 1000 1000 2000
Package Group PDIP,SOIC QFN,TSSOP SOIC PDIP,SOIC,TSSOP SOIC,TSSOP HTSSOP,WQFN
Vin(Max)(V) 400 20 400 15 16 105
Gate Drive(Typ)(A) 1 0.2 1 1 2.5 2