UC3843ADTR
- Mfr.Part #
- UC3843ADTR
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOP 14SOIC
- Stock
- 15,452
- In Stock :
- 15,452
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- JESD-609 Code :
- e4
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Control Features :
- Frequency Control
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Operating Temperature :
- 0°C~70°C TA
- Rise Time :
- 50ns
- Length :
- 8.65mm
- Duty Cycle (Max) :
- 96%
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Lifecycle Status :
- ACTIVE (Last Updated: 5 days ago)
- Peak Reflow Temperature (Cel) :
- 260
- Mounting Type :
- Surface Mount
- Weight :
- 122.413241mg
- Supply Current-Max (Isup) :
- 25mA
- Output Voltage :
- 15V
- Fall Time (Typ) :
- 50 ns
- Height :
- 1.75mm
- Base Part Number :
- UC3843
- Frequency - Switching :
- Up to 500kHz
- Synchronous Rectifier :
- No
- Input Voltage-Nom :
- 15V
- Terminal Form :
- Gull wing
- Lead Free :
- Lead Free
- Factory Lead Time :
- 6 Weeks
- Frequency :
- 450kHz
- Packaging :
- Tape and Reel (TR)
- Number of Outputs :
- 1
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Nominal Input Voltage :
- 25V
- Output Current :
- 200mA
- Terminal Position :
- Dual
- Number of Pins :
- 14
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Control Mode :
- CURRENT-MODE
- Control Technique :
- PULSE WIDTH MODULATION
- Max Duty Cycle :
- 100 %
- Surface Mount :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Thickness :
- 1.58mm
- Number of Terminations :
- 14
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Pbfree Code :
- yes
- Output Configuration :
- Positive
- Output Type :
- Transistor Driver
- Supply Voltage :
- 11V
- Width :
- 3.91mm
- Datasheets
- UC3843ADTR

DC DC Switching Controllers Texas Instruments UC3843ADTR Overview
The UC3843ADTR by Texas Instruments represents a pinnacle in the design of DC DC switching controllers, offering robust control features in a compact 14SOIC package. This product is engineered to manage and optimize the performance of switching power supplies across a wide array of applications. With its high performance and reliability, the DC DC Switching Controllers Texas Instruments UC3843ADTR is tailored to meet rigorous industrial demands, ensuring efficient power management in critical systems.
UC3843ADTR Features
The UC3843ADTR includes several key features that enhance its utility in power supply management. It offers a trimmed oscillator for precise duty cycle control, a temperature-compensated voltage reference, and high-current totem pole output designed to drive a power MOSFET. Moreover, the controller incorporates current mode operation, providing improved transient response and simplified loop compensation.
UC3843ADTR Applications
- Power Supplies: Utilized in server power supplies to ensure stable and efficient power conversion.
- Consumer Electronics: Integral in driving the power management modules within devices such as TVs and gaming consoles for enhanced power efficiency.
- Telecommunications: Applied in telecom infrastructure to manage power in systems requiring reliable operation over varying load conditions.
- Industrial Systems: Used in industrial automation equipment to regulate power supply in a precise and controlled manner.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















