8 SOIC
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UC3843BD1

DigiKey Part Number
497-15689-5-ND
Manufacturer
STMicroelectronics
Manufacturer Product Number
UC3843BD1
Description
IC REG CTRLR BOOST/FLYBACK 8SO
Manufacturer Standard Lead Time
14 Weeks
Customer Reference
Detailed Description
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
Datasheet
 Datasheet
EDA/CAD Models
UC3843BD1 Models
Product Attributes
Type
Description
Select All
Category
Manufacturer
STMicroelectronics
Series
-
Packaging
Tube
Part Status
Active
Output Type
Transistor Driver
Function
Step-Up, Step-Up/Step-Down
Output Configuration
Positive, Isolation Capable
Topology
Boost, Flyback
Number of Outputs
1
Output Phases
1
Voltage - Supply (Vcc/Vdd)
7.6V ~ 30V
Frequency - Switching
Up to 500kHz
Duty Cycle (Max)
96%
Synchronous Rectifier
No
Clock Sync
No
Serial Interfaces
-
Control Features
Frequency Control
Operating Temperature
0°C ~ 70°C (TJ)
Mounting Type
Surface Mount
Package / Case
8-SOIC (0.154", 3.90mm Width)
Supplier Device Package
8-SOIC
Base Product Number
UC3843
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In-Stock: 10,993
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Quantity
All prices are in CAD
Tube
QuantityUnit PriceExt Price
1$1.97000$1.97
10$1.43300$14.33
25$1.29960$32.49
100$1.15340$115.34
300$1.07160$321.48
500$1.04142$520.71
1,000$1.01947$1,019.47
Manufacturers Standard Package
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.