TL3843BD-8 is Obsolete and no longer manufactured.
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Texas Instruments
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Unit Price: $4.08000
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Microchip Technology
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STMicroelectronics
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STMicroelectronics
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STMicroelectronics
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onsemi
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STMicroelectronics
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Boost, Flyback, Forward Regulator Positive 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.

TL3843BD-8

DigiKey Part Number
296-34295-5-ND
Manufacturer
Manufacturer Product Number
TL3843BD-8
Description
IC REG CTRLR MULT TOPOLOGY 8SOIC
Customer Reference
Detailed Description
Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
Datasheet
 Datasheet
EDA/CAD Models
TL3843BD-8 Models
Product Attributes
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Category
Frequency - Switching
Up to 500kHz
Manufacturer
Texas Instruments
Duty Cycle (Max)
96%
Packaging
Tube
Synchronous Rectifier
No
Part Status
Obsolete
Clock Sync
No
Output Type
Transistor Driver
Control Features
Frequency Control
Function
Step-Up, Step-Up/Step-Down
Operating Temperature
0°C ~ 70°C (TA)
Output Configuration
Positive
Mounting Type
Surface Mount
Topology
Boost, Flyback, Forward
Package / Case
8-SOIC (0.154", 3.90mm Width)
Number of Outputs
1
Supplier Device Package
8-SOIC
Output Phases
1
Base Product Number
Voltage - Supply (Vcc/Vdd)
7.6V ~ 30V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (15)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
TL3843BDR-8Texas Instruments0296-47834-1-ND$4.08000MFR Recommended
SG2843DMMicrochip Technology0SG2843DM-ND$0.00000Upgrade
UC2842BD1STMicroelectronics0497-18659-ND$9.06000Upgrade
UC2842BD1013TRSTMicroelectronics0497-6785-1-ND$8.65000Upgrade
UC2843BD1STMicroelectronics0497-14805-5-ND$11.50000Upgrade
Obsolete
This product is no longer manufactured. View Substitutes or Alternative Package Types