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
- Mounting Type :
- Surface Mount
- Max Duty Cycle :
- 48 %
- Output Configuration :
- Positive or Negative, Isolation Capable
- JESD-609 Code :
- e3
- Switcher Configuration :
- Single
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Synchronous Rectifier :
- No
- Function :
- Step-Up, Step-Up/Step-Down
- Terminal Form :
- Gull wing
- Frequency :
- 52kHz
- Factory Lead Time :
- 2 Weeks
- Input Voltage (Max) :
- 25V
- Pbfree Code :
- yes
- REACH SVHC :
- No SVHC
- Terminal Position :
- Dual
- Mount :
- Surface Mount
- Halogen Free :
- Halogen Free
- Output Type :
- Transistor Driver
- Width :
- 4mm
- Control Features :
- Frequency Control
- Topology :
- Boost, Flyback
- Published :
- 2002
- Length :
- 8.75mm
- Operating Temperature :
- 0°C~70°C TA
- Max Supply Current :
- 17mA
- RoHS Status :
- ROHS3 Compliant
- Output Voltage :
- 13.4V
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Control Technique :
- PULSE WIDTH MODULATION
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Rise Time :
- 50ns
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Height :
- 1.5mm
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- ECCN Code :
- EAR99
- Terminal Finish :
- Tin (Sn)
- Fall Time (Typ) :
- 50 ns
- Control Mode :
- CURRENT-MODE
- Frequency - Switching :
- 500kHz
- Output Current :
- 200mA
- Lead Free :
- Lead Free
- Input Voltage-Nom :
- 15V
- Packaging :
- Tube
- Peak Reflow Temperature (Cel) :
- 260
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Base Part Number :
- UC384*B
- Number of Outputs :
- 1
- Number of Terminations :
- 14
- Number of Pins :
- 14
- 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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