UC3842ADW
- Mfr.Part #
- UC3842ADW
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR PWM CM 16SOIC
- Stock
- 6,529
- In Stock :
- 6,529
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Mounting Type :
- Surface Mount
- Voltage - Supply (Vcc/Vdd) :
- 10V~30V
- Terminal Position :
- Dual
- Output Type :
- Transistor Driver
- Synchronous Rectifier :
- No
- Thickness :
- 2.35mm
- Lead Free :
- Lead Free
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Frequency - Switching :
- Up to 500kHz
- Packaging :
- Tube
- Control Mode :
- CURRENT-MODE
- Fall Time (Typ) :
- 50 ns
- Package / Case :
- 16-SOIC (0.295, 7.50mm Width)
- Number of Pins :
- 16
- RoHS Status :
- ROHS3 Compliant
- Control Features :
- Frequency Control
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Rise Time :
- 50ns
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Output Voltage :
- 15V
- Supply Voltage :
- 11V
- Duty Cycle (Max) :
- 96%
- ECCN Code :
- EAR99
- JESD-609 Code :
- e4
- Terminal Form :
- Gull wing
- Number of Outputs :
- 1
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Input Voltage-Nom :
- 15V
- Output Current :
- 200mA
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Nominal Input Voltage :
- 25V
- Frequency :
- 450kHz
- Base Part Number :
- UC3842
- Height :
- 2.65mm
- Operating Temperature :
- 0°C~70°C TA
- Factory Lead Time :
- 6 Weeks
- Weight :
- 473.692182mg
- Output Configuration :
- Positive
- Width :
- 7.5mm
- Supply Current-Max (Isup) :
- 25mA
- Surface Mount :
- yes
- Length :
- 10.3mm
- Max Duty Cycle :
- 100 %
- Pbfree Code :
- yes
- Control Technique :
- PULSE WIDTH MODULATION
- Number of Terminations :
- 16
- Datasheets
- UC3842ADW

DC DC Switching Controllers Texas Instruments UC3842ADW Overview
The DC DC Switching Controllers Texas Instruments UC3842ADW is an efficient and reliable solution for power management challenges. Manufactured by Texas Instruments, this controller integrates essential features designed for high-performance PWM (Pulse Width Modulation) control in a 16-pin SOIC package. The UC3842ADW is highly suitable for applications requiring precise voltage regulation and power conversion efficiency. Its robust design and flexibility in handling various power levels make it a preferred choice for B2B customers looking to source components in bulk for sophisticated electronic systems. By assuring stability in fluctuating environments and offering extended operational life, this product stands out as a valuable addition to any power regulation setup in commercial and industrial applications.
UC3842ADW Features
- High-performance PWM control
- Optimized for Off-line and DC to DC Converters
- Automatic feed-forward compensation
- Pulse-by-pulse current limiting
- Enhanced load response characteristics
- Under-Voltage Lockout with Hysteresis
- Low Startup and Operating Current
UC3842ADW Applications
- Switch Mode Power Supplies (SMPS):
The UC3842ADW provides precise PWM control, optimizing the performance of power supplies used in a variety of electronics, including computers and networking devices.
- DC-DC Converters:
This controller is designed to efficiently regulate and convert power levels in DC-DC applications, ensuring reliability and stability for devices like solar inverters and electric vehicle chargers.
- Power Factor Correction (PFC) Circuits:
With its built-in features like automatic feed-forward compensation, the UC3842ADW is suitable for implementing in PFC circuits to enhance power efficiency in consumer electronics.
- Battery Chargers:
Utilizing this IC in battery chargers allows for well-regulated charging cycles, critical for maintaining battery health and longevity in mobile devices and power tools.
- LED Drivers:
The high efficiency and precise control offered by the UC3842ADW make it an ideal driver for LED lighting systems requiring constant current and consistent brightness.
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