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UC2845DTRG4

Texas Instruments UC2845DTRG4

UCC38C45DR

Texas Instruments UCC38C45DR

LM1771TMM/NOPB

Texas Instruments LM1771TMM/NOPB

DC1989A-A

Linear Technology DC1989A-A

DC2052A

Linear Technology DC2052A

DC2105A-A

Linear Technology DC2105A-A

DC2105A-B

Linear Technology DC2105A-B

DC1780A-B

Linear Technology DC1780A-B

DC1780A-A

Linear Technology DC1780A-A

DC1860B

Linear Technology DC1860B

Price $0.48
RoHS Compliant Compliant Yes Compliant Compliant Compliant Not Compliant Compliant Compliant Compliant
Lead Status Yes Yes Yes No No No No No No No
Frequency(Min)(kHz) 26
Control Method Peak Current Mode Current
Operating Temperature Range(C) -40 to 85 0 to 70 -40 to 125
Rating Catalog Catalog Catalog
Duty Cycle(Max)(%) 50 50 98
Vin(Min)(V) 9 7.6 2.8
UVLO Thresholds On/Off(V) 8.4/7.6 8.4/7.6
Special Features Error Amplifier,Multi-topology Error Amplifier,Multi-topology Enable
Topology Boost,Buck,Flyback,Forward Boost,Buck,Buck-Boost,Flyback,Forward
Approx. Price (US$) 0.42 | 1ku 0.60 | 1ku 0.75 | 1ku
Frequency(Max)(kHz) 500 1000
Package Group PDIP,SOIC PDIP,SOIC,VSSOP VSSOP,WSON
Vin(Max)(V) 400 20 5.5
Gate Drive(Typ)(A) 1 1
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