UC3845BDG
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- Mfr.Part #
- UC3845BDG
- Manufacturer
- onsemi
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR BOOST/FLYBK 14SOIC
- Stock
- 2,035
- In Stock ：
- 2,035
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- Manufacturer :
- onsemi
- Product Category :
- DC DC Switching Controllers
- Packaging :
- Tube
- Number of Pins :
- 14
- Factory Lead Time :
- 2 Weeks
- Number of Outputs :
- 1
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Position :
- Dual
- Terminal Finish :
- Tin (Sn)
- Terminal Form :
- Gull wing
- Control Features :
- Frequency Control
- Lead Free :
- Lead Free
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- ECCN Code :
- EAR99
- Function :
- Step-Up, Step-Up/Step-Down
- Frequency - Switching :
- 500kHz
- Halogen Free :
- Halogen Free
- REACH SVHC :
- No SVHC
- Control Mode :
- CURRENT-MODE
- Max Supply Current :
- 17mA
- Base Part Number :
- UC384*B
- Rise Time :
- 50ns
- Number of Terminations :
- 14
- Control Technique :
- PULSE WIDTH MODULATION
- Switcher Configuration :
- Single
- JESD-609 Code :
- e3
- Width :
- 4mm
- Output Type :
- Transistor Driver
- Length :
- 8.75mm
- Topology :
- Boost, Flyback
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Mount :
- Surface Mount
- Synchronous Rectifier :
- No
- Published :
- 2002
- Time@Peak Reflow Temperature-Max (s) :
- 40
- RoHS Status :
- ROHS3 Compliant
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Max Duty Cycle :
- 48 %
- Output Configuration :
- Positive or Negative, Isolation Capable
- Fall Time (Typ) :
- 50 ns
- Operating Temperature :
- 0°C~70°C TA
- Output Current :
- 200mA
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Height :
- 1.5mm
- Output Voltage :
- 13.4V
- Input Voltage-Nom :
- 15V
- Mounting Type :
- Surface Mount
- Pbfree Code :
- yes
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Input Voltage (Max) :
- 25V
- Frequency :
- 52kHz
- Datasheets
- UC3845BDG
DC DC Switching Controllers onsemi UC3845BDG Overview
The UC3845BDG from onsemi represents a robust solution in the realm of DC DC Switching Controllers, engineered for advanced performance in boost and flyback converter applications. This controller integrates essential features such as high performance current mode architecture and a dual output drive stages which are suitable for a broad range of power supply designs. Its optimized process technology provides improved system reliability and efficiency, essential for cutting-edge power management. This product is particularly designed to cater to high-volume needs of business customers, ensuring consistent performance and durability across various applications.
UC3845BDG Features
The UC3845BDG boasts several distinguishing features that make it an industry leader in its category. It offers a wide operating range with a voltage of up to 30V and a frequency up to 500 kHz, which allows for flexible design choices in power supply applications. The inclusion of features like under-voltage lockout, a maximum duty cycle of 100%, and a programmable soft-start function, enhance the product's adaptability and safety in operation. Additionally, its efficiency is boosted by an integrated error amplifier and a trimmed oscillator for precise frequency control.
UC3845BDG Applications
- Power Supplies for Consumer Electronics: Utilized to enhance efficiency and reliability in power supplies for devices such as televisions and gaming consoles.
- LED Drivers: Acts as a precise controller in LED lighting systems, ensuring consistent light output and extended lifespan of the lighting components.
- Telecommunication Equipment: Employed in the power systems of telecommunication infrastructures to provide stable and reliable power under variable load conditions.
- Industrial Systems: Integrates into industrial machinery power systems, enabling robust and efficient control over machine operations in harsh environments.
- Automotive Electronics: Suitable for use in automotive power systems, where high reliability and adaptability to fluctuating voltages are critical.
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