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UC2855BDWG4

Texas Instruments UC2855BDWG4

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Texas Instruments UCC25705DG4

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LD1085P

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LD1085D2M25R

STMicroelectronics LD1085D2M25R

Price $0.83 $2.05 $0.17 $0.17 $0.54
RoHS Compliant Compliant Compliant Compliant Compliant Compliant Compliant Compliant Compliant Not Compliant
Lead Status No No No No No No Yes Yes No No
Operating Supply(Max)(V) 20
Control Method CCM Feedforward,Voltage
Operating Supply Current(mA) 17
Operating Temperature Range(C) -40 to 85 -40 to 85 -40 to 85 -40 to 125
Rating Catalog Catalog Catalog Catalog
Peak Output Sink Current Gate Drive(A) 1.5
Package Group PDIP,SOIC PDIP,SOIC,VSSOP MSOP-PowerPAD,SOIC,SOT-23 VSSOP,WSON
Approx. Price (US$) 6.85 | 1ku 0.90 | 1ku 0.50 | 1ku 1.10 | 1ku
UVLO Thresholds On/Off(V) 10.5/10 8.8/8.2
Package Size mm2 mm2
Device Type Single-phase PFC
Practical Operating Frequency(Max)(MHz) 0.5
Startup Current(mA) 0.15
Peak Output Source Current Gate Drive(A) -1.5
Special Features > 750W Applications,Average Current Mode,Enable,OVP Enable
Frequency(Max)(kHz) 4000
Gate Drive(Typ)(A) 0.02
Features Multi-topology
Topology Boost,Flyback,Forward
Duty Cycle(Max)(%) 93 99
Vin(Min)(V) 8.8 2.7 6
Vin(Max)(V) 400 5.5 95
USB Switch rDS(on)(mOhms) 70
Enable Active Low
Number of Switches 1
Current Limit Topology Constant-Current
Continuous Current(Max)(A) 0.5
Vout(Min)(V) 2.5
Switching Frequency(Min)(kHz) 50
Regulated Outputs(#) 1
Switching Frequency(Max)(kHz) 600
Iq(Typ)(mA) 0.485
Vout(Max)(V) 85
Iout(Max)(A) 0.15
Control Mode Constant on-time (COT)
Type Converter