UC3842BD1
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- Mfr.Part #
- UC3842BD1
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR BST FLYBK ISO 8-SO
- Stock
- 31
- In Stock ：
- 31
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- Manufacturer :
- STMicroelectronics
- Product Category :
- DC DC Switching Controllers
- Topology :
- Boost, Flyback
- Input Voltage-Nom :
- 15V
- Mount :
- Surface Mount
- Input Voltage (Max) :
- 30V
- Output Configuration :
- Positive
- Output Current :
- 1A
- Factory Lead Time :
- 10 Weeks
- Mounting Type :
- Surface Mount
- Frequency :
- 500kHz
- Control Mode :
- CURRENT-MODE
- Length :
- 4.9mm
- Voltage - Supply (Vcc/Vdd) :
- 10V~30V
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Peak Reflow Temperature (Cel) :
- 260
- Number of Outputs :
- 1
- ECCN Code :
- EAR99
- Packaging :
- Tube
- Rise Time :
- 50ns
- Base Part Number :
- UC3842
- Output Voltage :
- 5.1V
- Frequency - Switching :
- Up to 500kHz
- Function :
- Step-Up, Step-Up/Step-Down
- Number of Terminations :
- 8
- Operating Temperature :
- 0°C~70°C TJ
- Terminal Position :
- Dual
- Switcher Configuration :
- Single
- Control Features :
- Frequency Control
- Max Duty Cycle :
- 100 %
- Output Type :
- Transistor Driver
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Synchronous Rectifier :
- No
- Terminal Form :
- Gull wing
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Width :
- 3.9mm
- RoHS Status :
- ROHS3 Compliant
- Duty Cycle (Max) :
- 96%
- Number of Pins :
- 8
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- JESD-609 Code :
- e4
- Control Technique :
- PULSE WIDTH MODULATION
- Fall Time (Typ) :
- 50 ns
- Datasheets
- UC3842BD1
DC DC Switching Controllers STMicroelectronics UC3842BD1 Overview
The UC3842BD1 by STMicroelectronics is a sophisticated DC DC switching controller, designed to enhance the efficiency and reliability of power supply systems. This integrated circuit is specifically crafted to manage boost and flyback converters, offering a compact, yet powerful solution for a wide range of applications. With its ability to operate under a variety of environmental and electrical conditions, the UC3842BD1 is an ideal choice for developers looking to implement robust power solutions in their designs. By incorporating this controller, manufacturers can achieve improved power density and stability, essential for high-performance electronics. The utilization of the DC DC Switching Controllers STMicroelectronics UC3842BD1 ensures optimal functionality and longevity of electronic products.
UC3842BD1 Features
The UC3842BD1 boasts several key features that make it a top choice among DC DC switching controllers. It offers excellent performance with a wide input voltage range, ensuring adaptability across different power supply scenarios. The controller includes built-in protection features such as overcurrent and thermal shutdown, which safeguard the system under extreme conditions. Additionally, its high frequency operation reduces the size of external components, which minimizes the overall footprint and cost of the power supply design.
UC3842BD1 Applications
- Power Supplies: The UC3842BD1 is used to regulate voltage and current in both isolated and non-isolated configurations, making it suitable for a variety of power supplies including AC/DC adapters and offline converters.
- LED Drivers: Utilizing its precise control capabilities, the UC3842BD1 is perfect for driving LED arrays, ensuring consistent illumination and extending the lifespan of LED applications.
- Chargers: Its efficiency and robust design make it ideal for battery chargers, where maintaining precise voltage and current is crucial for safety and battery longevity.
- Telecommunications Equipment: The controller supports the demanding power requirements of telecom infrastructures, providing reliable power management under variable load conditions.
- Consumer Electronics: In consumer electronics, the UC3842BD1 helps to stabilize power supply to ensure the device operates smoothly without interruptions or power surges.
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