KA3842BD
- Mfr.Part #
- KA3842BD
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH 14SOIC
- Stock
- 14,970
- In Stock :
- 14,970
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- AC DC Converters, Offline Switches
- Number of Functions :
- 1
- Control Features :
- Frequency Control
- Output Current-Max :
- 1A
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Input Voltage-Nom :
- 15V
- Control Technique :
- PULSE WIDTH MODULATION
- RoHS Status :
- ROHS3 Compliant
- Terminal Pitch :
- 1.27mm
- JESD-609 Code :
- e3
- Mounting Type :
- Surface Mount
- Operating Temperature :
- 0°C~70°C TA
- Internal Switch(s) :
- No
- Packaging :
- Tube
- Frequency - Switching :
- Up to 500kHz
- Pbfree Code :
- yes
- Peak Reflow Temperature (Cel) :
- 260
- Length :
- 8.56mm
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Input Voltage (Max) :
- 30V
- Width :
- 3.95mm
- Pin Count :
- 14
- Surface Mount :
- yes
- Terminal Form :
- Gull wing
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Input Voltage (Min) :
- 12V
- Voltage - Start Up :
- 16V
- Switcher Configuration :
- Single
- Control Mode :
- CURRENT-MODE
- Voltage - Supply (Vcc/Vdd) :
- 10V~30V
- Terminal Finish :
- MATTE TIN
- Height Seated (Max) :
- 1.8mm
- Terminal Position :
- Dual
- Qualification Status :
- COMMERCIAL
- Number of Terminations :
- 14
- Duty Cycle :
- 97%
- JESD-30 Code :
- R-PDSO-G14
- Datasheets
- KA3842BD

AC DC Converters, Offline Switches Fairchild Semiconductor KA3842BD Overview
The KA3842BD by Fairchild Semiconductor stands as a pivotal component in the realm of AC DC converters and offline switches. Designed to enhance efficiency and reliability, this integrated circuit is tailored for sophisticated power management. Ensuring high performance in a compact 14SOIC package, the KA3842BD is pivotal for developing advanced power solutions in various industrial applications. Its integration facilitates robust power conversion processes, crucial for maintaining system stability and enhancing energy efficiency. With its focus on streamlined operation and durability, the KA3842BD by Fairchild Semiconductor emerges as a key enabler in powering today’s and tomorrow’s electronic innovations.
KA3842BD Features
The KA3842BD integrates several features that make it an outstanding choice for demanding applications. These include a wide operating voltage range, which ensures flexibility across different power supplies. Its high-frequency operation minimizes the size of passive components, which in turn reduces the overall design footprint. Additionally, the built-in frequency compensation and under-voltage lockout with hysteresis contribute to stable and secure operation, making the KA3842BD a reliable backbone for power management circuits.
KA3842BD Applications
- Switch Mode Power Supplies (SMPS): Utilizes the KA3842BD for efficient voltage regulation, enabling stable power delivery across varying loads.
- DC-DC Converters: Employs the KA3842BD to handle the conversion of DC voltages to different levels, useful in devices ranging from laptops to industrial machinery.
- Battery Chargers: Takes advantage of the high efficiency and reliable control offered by the KA3842BD to manage and optimize the charging cycles of batteries in portable devices.
- LED Lighting Systems: Applies the KA3842BD to provide consistent, stable power to LED configurations, ensuring longevity and energy efficiency.
- Telecommunication Equipment: Uses the KA3842BD to ensure robust power management within telecom infrastructures, crucial for maintaining continuous operation.
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.
















