UC3845DTR vs UC3845DTRG4 vs UC3845DT

 
PartNumberUC3845DTRUC3845DTRG4UC3845DT
DescriptionSwitching Controllers Current-Mode PWM ControllerSwitching Controllers Current-Mode PWM Controller
ManufacturerTexas InstrumentsTexas InstrumentsTexas Instruments
Product CategorySwitching ControllersSwitching ControllersPMIC - Voltage Regulators - DC DC Switching Controllers
RoHSYY-
TopologyBoost, Buck, Flyback, ForwardBoost, Buck, Flyback, ForwardBuck, Boost, Flyback, Forward Converter
Number of Outputs1 Output1 Output1
Switching Frequency450 kHz450 kHz450 kHz
Duty Cycle Max50 %50 %-
Output Voltage4.90 V to 5.10 V4.90 V to 5.10 V4.90 V to 5.10 V
Output Current1 A1 A1000 mA
Minimum Operating Temperature0 C0 C0 C
Maximum Operating Temperature+ 70 C+ 70 C+ 70 C
Mounting StyleSMD/SMTSMD/SMTSMD/SMT
Package / CaseSOIC-14SOIC-14-
PackagingReelReelDigi-ReelR Alternate Packaging
Operating Temperature Range0 C to + 70 C0 C to + 70 C-
SeriesUC3845UC3845UC3845
TypeCurrent Mode PWM ControllersCurrent Mode PWM Controllers-
BrandTexas InstrumentsTexas Instruments-
Fall Time50 ns50 ns50 ns
Operating Supply Voltage30 V30 V30 V
Product TypeSwitching ControllersSwitching Controllers-
Rise Time50 ns50 ns50 ns
Factory Pack Quantity25002500-
SubcategoryPMIC - Power Management ICsPMIC - Power Management ICs-
Unit Weight0.004318 oz0.004318 oz0.004318 oz
Package Case--SOIC-14
Operating Temperature--0°C ~ 70°C (TA)
Output Type--Transistor Driver
Function--Step-Up, Step-Down, Step-Up/Step-Down
Supplier Device Package--14-SOIC
Voltage Supply Vcc Vdd--7.6 V ~ 30 V
Frequency Switching--500kHz
Control Features--Frequency Control
Output Configuration--Positive, Isolation Capable
Output Phases--1
Duty Cycle Max--50 %
Synchronous Rectifier--No
Clock Sync--No
Serial Interfaces---
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