Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
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UC3843BD1013TR

DigiKey Part Number
497-3681-2-ND - Tape & Reel (TR)
497-3681-1-ND - Cut Tape (CT)
497-3681-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
UC3843BD1013TR
Description
IC REG CTRLR BOOST/FLYBACK 8SOIC
Manufacturer Standard Lead Time
52 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
UC3843BD1013TR Models
Product Attributes
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Category
Frequency - Switching
Up to 500kHz
Manufacturer
STMicroelectronics
Duty Cycle (Max)
96%
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Synchronous Rectifier
No
Part Status
Active
Clock Sync
No
Output Type
Transistor Driver
Control Features
Frequency Control
Function
Step-Up, Step-Up/Step-Down
Operating Temperature
0°C ~ 70°C (TJ)
Output Configuration
Positive, Isolation Capable
Mounting Type
Surface Mount
Topology
Boost, Flyback
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 (49)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3842AD8TRTexas Instruments576296-41791-1-ND$0.97000Direct
UC3842AD8TRG4Texas Instruments2,500UC3842AD8TRG4-ND$0.46720Direct
UC3842D8Rochester Electronics, LLC3,7622156-UC3842D8-TI-ND$1.21000Direct
UC3842D8TRTexas Instruments18,056296-47906-1-ND$1.51000Direct
UC3843AD8Texas Instruments2,487296-11284-5-ND$1.15000Direct
In-Stock: 8,080
Check for Additional Incoming Stock
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.57000$0.57
10$0.39900$3.99
25$0.35640$8.91
100$0.30990$30.99
250$0.28772$71.93
500$0.27434$137.17
1,000$0.26335$263.35
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$0.25173$629.33
5,000$0.24473$1,223.65
7,500$0.24122$1,809.15
12,500$0.23733$2,966.62
17,500$0.23506$4,113.55
25,000$0.23288$5,822.00
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.