E-UC3843BD1
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- Mfr.Part #
- E-UC3843BD1
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR BOOST/FLYBACK 8SOIC
- Stock
- 34,653
- In Stock ：
- 34,653
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- Manufacturer :
- STMicroelectronics
- Product Category :
- DC DC Switching Controllers
- Function :
- Step-Up/Step-Down
- RoHS Status :
- ROHS3 Compliant
- Control Mode :
- CURRENT-MODE
- ECCN Code :
- EAR99
- Output Configuration :
- Positive, Isolation Capable
- Terminal Position :
- Dual
- Output Type :
- Transistor Driver
- Switcher Configuration :
- Single
- Frequency :
- 250kHz
- Mounting Type :
- Surface Mount
- Duty Cycle (Max) :
- 96%
- Frequency - Switching :
- Up to 500kHz
- Base Part Number :
- UC3843
- Number of Outputs :
- 1
- Fall Time (Typ) :
- 50 ns
- Terminal Form :
- Gull wing
- Lead Free :
- Lead Free
- Operating Temperature :
- 0°C~70°C TA
- Control Features :
- Frequency Control
- Input Voltage-Nom :
- 15V
- Output Voltage :
- 5.1V
- Length :
- 4.9mm
- Topology :
- Boost, Flyback
- Max Duty Cycle :
- 100 %
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Synchronous Rectifier :
- No
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Rise Time :
- 50ns
- Number of Terminations :
- 8
- Input Voltage (Max) :
- 30V
- Mount :
- Surface Mount
- Width :
- 3.9mm
- Output Current :
- 1A
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Control Technique :
- PULSE WIDTH MODULATION
- Number of Pins :
- 8
- Packaging :
- Tube
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Datasheets
- E-UC3843BD1
DC DC Switching Controllers STMicroelectronics E-UC3843BD1 Overview
The E-UC3843BD1 by STMicroelectronics is a robust integrated circuit designed primarily for managing DC-DC switching power supplies. This high-performance controller is optimized for boost and flyback converters, making it an essential component in advanced power supply designs. Its capability to handle variable input voltages while maintaining stability and efficiency makes the E-UC3843BD1 ideal for applications requiring reliable power management. The integration of this IC ensures enhanced performance in systems where space and efficiency are critical, thereby supporting B2B customers looking to streamline operations and maximize the reliability of their power systems.
E-UC3843BD1 Features
- Optimized for boost and flyback converter topologies.
- Low start-up current of 0.5 mA maximizes efficiency.
- High frequency operation up to 500 kHz allows for smaller size components, reducing overall design footprint.
- Under-voltage lockout with hysteresis for enhanced system reliability.
- Current mode operation provides improved transient response and simplified loop compensation.
E-UC3843BD1 Applications
- Power Supplies for Consumer Electronics: Utilized in TVs, gaming consoles, and home appliances to provide stable and efficient power conversion.
- LED Drivers: Drives LEDs in lighting applications ensuring constant current for brightness control and long life.
- Battery Chargers: Used in charging circuits for battery management to ensure fast and safe charging cycles.
- Telecommunication Equipment: Powers routers and other networking equipment with reliable and efficient voltage conversion.
- Solar Power Inverters: Converts DC from solar panels to AC, leveraging its efficient boost and flyback operations.
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