Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
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UC3843BD1G

DigiKey Part Number
UC3843BD1GOS-ND
Manufacturer
onsemi
Manufacturer Product Number
UC3843BD1G
Description
IC REG CTRLR FLYBACK 8SOIC
Manufacturer Standard Lead Time
27 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
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UC3843BD1G Models
Product Attributes
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Category
Frequency - Switching
Up to 500kHz
Manufacturer
onsemi
Duty Cycle (Max)
96%
Packaging
Tube
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 (TA)
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
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Additional Resources
Substitutes (13)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3842D8Rochester Electronics, LLC3,7622156-UC3842D8-TI-NDNT$38.17742Direct
UC3843BD1STMicroelectronics10,893497-15689-5-NDNT$61.00000Direct
UC3843D8Rochester Electronics, LLC14,8772156-UC3843D8-NDNT$69.00000Direct
UC3843D8TRTexas Instruments11,294296-46260-1-NDNT$42.00000Direct
UC1842AMDREPTexas Instruments2,317296-18181-2-NDNT$180.78846Upgrade
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In-Stock: 1,288
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Quantity
All prices are in TWD
Tube
QuantityUnit PriceExt Price
1NT$24.00000NT$24
10NT$17.00000NT$170
98NT$13.32653NT$1,306
196NT$12.60714NT$2,471
294NT$12.24490NT$3,600
588NT$11.71769NT$6,890
1,078NT$11.33395NT$12,218
2,548NT$10.89011NT$27,748
5,096NT$10.60263NT$54,031
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.
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