Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

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
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 10 898
Check for Additional Incoming Stock
Quantity
All prices are in CZK
Tube
QuantityUnit PriceExt Price
130,45000 Kč30,45 Kč
1022,27900 Kč222,79 Kč
2520,20840 Kč505,21 Kč
10017,93020 Kč1 793,02 Kč
30016,66120 Kč4 998,36 Kč
50016,19156 Kč8 095,78 Kč
1 00015,65296 Kč15 652,96 Kč
2 50015,08429 Kč37 710,72 Kč
5 00014,74165 Kč73 708,25 Kč
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.
Unit Price without VAT:30,45000 Kč
Unit Price with VAT:36,84450 Kč