UC2842AQDR
- Mfr.Part #
- UC2842AQDR
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC CURR MODE PWM CNTRLLER 14SOIC
- Stock
- 1,702
- In Stock :
- 1,702
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mounting Type :
- Surface Mount
- Width :
- 3.91mm
- Peak Reflow Temperature (Cel) :
- 260
- Number of Terminations :
- 14
- Control Features :
- Frequency Control
- Fall Time (Typ) :
- 50 ns
- Control Technique :
- PULSE WIDTH MODULATION
- RoHS Status :
- ROHS3 Compliant
- ECCN Code :
- EAR99
- Weight :
- 145.603151mg
- Function :
- Step-Up
- Duty Cycle (Max) :
- 96%
- Max Duty Cycle :
- 100 %
- Rise Time :
- 50ns
- Control Mode :
- CURRENT-MODE
- Input Voltage-Nom :
- 15V
- Number of Pins :
- 14
- Thickness :
- 1.58mm
- Length :
- 8.65mm
- Series :
- Automotive, AEC-Q100
- Operating Temperature :
- -40°C~125°C TA
- JESD-609 Code :
- e4
- Voltage - Supply (Vcc/Vdd) :
- 10V~30V
- Output Current :
- 200mA
- Frequency - Switching :
- Up to 500kHz
- Synchronous Rectifier :
- No
- Lead Free :
- Lead Free
- Base Part Number :
- UC2842
- Output Type :
- Transistor Driver
- Pbfree Code :
- yes
- Terminal Form :
- Gull wing
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Number of Outputs :
- 1
- Surface Mount :
- yes
- Input Voltage (Max) :
- 25V
- Output Voltage :
- 15V
- Terminal Position :
- Dual
- Factory Lead Time :
- 6 Weeks
- Output Configuration :
- Positive
- Topology :
- Boost
- Quiescent Current :
- 11mA
- Lifecycle Status :
- ACTIVE (Last Updated: 6 days ago)
- Frequency :
- 500kHz
- Packaging :
- Cut Tape (CT)
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Height :
- 1.75mm
- Datasheets
- UC2842AQDR

DC DC Switching Controllers Texas Instruments UC2842AQDR Overview
The Texas Instruments UC2842AQDR is a highly reliable and efficient current mode PWM controller housed in a 14-SOIC package. Designed for sophisticated power supply systems, this IC ensures precise control over power conversion processes, enhancing both system stability and responsiveness. The UC2842AQDR from Texas Instruments excels in applications requiring robust and precise control of power delivery, making it ideal for high-performance environments. This device's adaptability in various power management tasks makes it a cornerstone in the development of energy-efficient solutions, thereby supporting Texas Instruments' commitment to technological innovation and sustainability.
UC2842AQDR Features
The UC2842AQDR boasts several key features that make it a standout choice for managing power supplies. These include programmable frequency up to 500 kHz, a high current totem-pole output ideally suited for driving a power MOSFET, and built-in error amplifiers with a low start-up current of less than 0.5 mA. Moreover, its ability to operate up to a maximum duty cycle of 100% allows for greater flexibility in power conversion applications. The device also integrates automatic feed-forward compensation and pulse-by-pulse current limiting, enhancing both safety and performance.
UC2842AQDR Applications
- Switching Power Supplies: Utilizes its PWM capabilities to provide stable and efficient control in power conversion for server power supplies and telecom infrastructures.
- DC-DC Converters: Helps in stepping up or stepping down DC voltages efficiently, making it suitable for use in automotive power systems and portable electronics.
- Motor Control: Offers precise control necessary for driving various motor types, ensuring optimal performance in industrial automation systems.
- Battery Chargers: Its accurate current and voltage control enable safe and efficient battery charging for electric vehicles and industrial equipment.
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