UC3843BD1
Or copy the link below:
- Mfr.Part #
- UC3843BD1
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR BOOST/FLYBACK 8SO
- Stock
- 16,847
- In Stock ：
- 16,847
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- STMicroelectronics
- Product Category :
- DC DC Switching Controllers
- Max Supply Current :
- 17mA
- Switcher Configuration :
- Single
- Output Type :
- Transistor Driver
- Factory Lead Time :
- 2 Weeks
- Published :
- 1999
- Input Voltage-Nom :
- 15V
- Terminal Position :
- Dual
- Synchronous Rectifier :
- No
- Output Current :
- 200mA
- Mounting Type :
- Surface Mount
- Max Power Dissipation :
- 702mW
- Operating Temperature :
- 0°C~70°C TA
- Frequency :
- 52kHz
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Height :
- 1.5mm
- Rise Time :
- 50ns
- Lead Free :
- Lead Free
- RoHS Status :
- ROHS3 Compliant
- Function :
- Step-Up, Step-Up/Step-Down
- Output Configuration :
- Positive
- Width :
- 4mm
- Pbfree Code :
- yes
- Power Dissipation :
- 702mW
- Base Part Number :
- UC384*B
- Control Features :
- Frequency Control
- Number of Pins :
- 8
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Number of Terminations :
- 8
- Peak Reflow Temperature (Cel) :
- 260
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Number of Outputs :
- 1
- Max Duty Cycle :
- 96 %
- Mount :
- Surface Mount
- Topology :
- Boost, Flyback
- ECCN Code :
- EAR99
- Fall Time (Typ) :
- 50 ns
- Input Bias Current :
- -2μA
- Packaging :
- Tube
- JESD-609 Code :
- e3
- Terminal Finish :
- Tin (Sn)
- Control Technique :
- PULSE WIDTH MODULATION
- REACH SVHC :
- No SVHC
- Halogen Free :
- Halogen Free
- Length :
- 5mm
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Frequency - Switching :
- Up to 500kHz
- Output Voltage :
- 13.4V
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Form :
- Gull wing
- Input Voltage (Max) :
- 25V
- Control Mode :
- CURRENT-MODE
- Datasheets
- UC3843BD1
UC3843BD1 Documents
DC DC Switching Controllers STMicroelectronics UC3843BD1 Overview
The UC3843BD1 from STMicroelectronics is a robust DC DC switching controller designed for managing boost and flyback topologies. This integrated circuit (IC) is tailored for sophisticated power supply solutions, offering enhanced performance and reliability in a compact 8SO package. Ideal for B2B clients looking to incorporate stable and efficient power conversion in their products, the UC3843BD1 excels in applications requiring precise voltage regulation and power sequencing. With its ability to drive innovation in power management, this controller is pivotal for developers aiming to optimize their systems for better energy utilization and minimized footprint.
UC3843BD1 Features
The UC3843BD1 includes several key features that make it a preferred choice for power control applications. It supports a wide operating voltage range, which is essential for versatile power supply conditions. The device also features automatic feed-forward compensation, enhancing performance across different input conditions and load variations. Pulse-by-pulse current limiting provides crucial protection against short-circuit conditions, ensuring system reliability. Additionally, the high-frequency operation of the UC3843BD1 reduces the size of power supply components, which is beneficial for creating compact device designs.
UC3843BD1 Applications
- Power Supply Units: Utilized in designing both isolated and non-isolated power supplies, where it enhances efficiency and reliability.
- LED Drivers: Employed in LED lighting systems to provide stable and efficient power conversion, ensuring optimal performance and longevity of lighting components.
- Battery Chargers: Integral in developing battery management systems that require precise control over charging voltages and currents, thus improving battery life and safety.
- Telecommunication Equipment: Used in telecom infrastructures to manage power supplies that require high efficiency and tight voltage regulation under variable load conditions.
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.
Manufacturer related products
Catalog related products
Related products
- Follow Us
-
- Payment
-
- Subscribe
- Certification
-
-
