UC3845BVD1G
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- Mfr.Part #
- UC3845BVD1G
- Manufacturer
- onsemi
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR BOOST/FLYBACK 8SOIC
- Stock
- 1,629
- In Stock ：
- 1,629
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- Manufacturer :
- onsemi
- Product Category :
- DC DC Switching Controllers
- Function :
- Step-Up, Step-Up/Step-Down
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Mount :
- Surface Mount
- Base Part Number :
- UC384*B
- Terminal Finish :
- Tin (Sn)
- Width :
- 4mm
- Output Type :
- Transistor Driver
- Peak Reflow Temperature (Cel) :
- 260
- Output Voltage :
- 13.4V
- Lead Free :
- Lead Free
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Input Voltage (Max) :
- 25V
- Height :
- 1.5mm
- Mounting Type :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Form :
- Gull wing
- Control Mode :
- CURRENT-MODE
- RoHS Status :
- ROHS3 Compliant
- Control Features :
- Frequency Control
- Max Power Dissipation :
- 702mW
- Output Current :
- 200mA
- Halogen Free :
- Halogen Free
- Synchronous Rectifier :
- No
- Terminal Position :
- Dual
- JESD-609 Code :
- e3
- ECCN Code :
- EAR99
- Number of Terminations :
- 8
- Pbfree Code :
- yes
- Number of Outputs :
- 1
- Topology :
- Boost, Flyback
- Switcher Configuration :
- Single
- Frequency :
- 52kHz
- Frequency - Switching :
- 500kHz
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Packaging :
- Tube
- Factory Lead Time :
- 2 Weeks
- Threshold Voltage :
- 9V
- Max Supply Current :
- 17mA
- Rise Time :
- 50ns
- Length :
- 5mm
- REACH SVHC :
- No SVHC
- Published :
- 2003
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Control Technique :
- PULSE WIDTH MODULATION
- Number of Pins :
- 8
- Fall Time (Typ) :
- 50 ns
- Operating Temperature :
- -40°C~105°C TA
- Max Duty Cycle :
- 48 %
- Output Configuration :
- Positive or Negative, Isolation Capable
- Input Voltage-Nom :
- 15V
- Datasheets
- UC3845BVD1G
DC DC Switching Controllers onsemi UC3845BVD1G Overview
The UC3845BVD1G by onsemi is a sophisticated DC DC switching controller designed specifically for boosting and flyback topologies in high-performance power supply systems. As part of the well-established UC3845 series, this controller integrates innovative features tailored for efficient power conversion and management. With its advanced design and robust functionality, the DC DC Switching Controllers onsemi UC3845BVD1G ensures reliable and continuous operation in a variety of demanding applications, making it an ideal choice for businesses looking to enhance their electronic systems.
UC3845BVD1G Features
The UC3845BVD1G controller boasts a range of features designed to improve system reliability and efficiency. Key features include programmable switching frequencies up to 500 kHz, which allow for smaller external components and compact overall design. Its enhanced peak-current mode operation facilitates improved response to load changes and reduces system complexity. Additionally, the built-in under-voltage lockout with hysteresis ensures stable operation under varying power conditions, while the overcurrent protection guards the device against excessive load conditions.
UC3845BVD1G Applications
- Power Supplies for Telecommunication Equipment: Utilizes its high-frequency operation to minimize noise, improving reliability and performance in sensitive communication infrastructures.
- LED Drivers: Employs its precise current control to provide stable output for driving high-brightness LEDs efficiently in commercial and industrial lighting applications.
- Battery Chargers: Takes advantage of its adjustable output control to accommodate various battery charging profiles, enhancing the charging process for electronics ranging from smartphones to electric vehicles.
- Portable Devices: Leverages its compact size and efficiency to develop slim and robust power solutions for portable electronics, ensuring prolonged battery life and enhanced usability.
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