UC3843D
UC3843D
Active
Description:  IC REG CTRLR MULT TOP 14SOIC
Manufacturer:  Texas Instruments
Datasheet:   UC3843D Datasheet
History Price: $1.62000
In Stock: 46000
UC3843D vs UC3856Q
Part No
Series
-
-
Packaging
Tube
Tube
Status
Active
Obsolete
Output Type
Transistor Driver
Transistor Driver
Function
Step-Up, Step-Down, Step-Up/Step-Down
Step-Up, Step-Down, Step-Up/Step-Down
Output Configuration
Positive, Isolation Capable
Positive
Topology
Boost, Buck, Buck-Boost, Flyback, Forward
Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
Number of Outputs
1
2
Output Phases
1
1
Voltage - Supply (Vcc/Vdd)
12V ~ 28V
7V ~ 40V
Frequency - Switching
Up to 500kHz
200kHz
Duty Cycle (Max)
97%
47%
Synchronous Rectifier
No
Yes
Clock Sync
No
Yes
Serial Interfaces
-
-
Control Features
Frequency Control
Enable, Frequency Control, Soft Start
Operating Temperature
0 ℃ ~ 70 ℃ (TA)
0 ℃ ~ 70 ℃ (TA)
Mounting Type
Surface Mount
Surface Mount
Package / Case
14-SOIC (0.154", 3.90mm Width)
20-LCC (J-Lead)
Supplier Device Package
14-SOIC
20-PLCC (9x9)