Fairchild Semiconductor KA3844B
- Part No.:
- KA3844B
- Manufacturer:
- Fairchild Semiconductor
- Category:
- AC DC Converters, Offline Switches
- Package:
- 8-DIP (0.300", 7.62mm)
- Datasheet:
-
KA3844B.pdf
- Description:
- IC OFFLINE SWITCH 8DIP
- Quantity:
- Payment:

- Shipping:

Inventory:97,500
Please send an inquiry. Send us your inquiry, and we will respond immediately.
KA3844B Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Fairchild Semiconductor
- Series:
- -
- Package/Case:
- 8-DIP (0.300", 7.62mm)
- Packaging:
- Bulk
- Product Status:
- Active
- Output Isolation:
- -
- Internal Switch(s):
- No
- Voltage - Breakdown:
- -
- Topology:
- -
- Voltage - Start Up:
- 16 V
- Voltage - Supply (Vcc/Vdd):
- 12V ~ 25V
- Duty Cycle:
- 48%
- Frequency - Switching:
- Up to 500kHz
- Power (Watts):
- -
- Fault Protection:
- -
- Control Features:
- Frequency Control
- Operating Temperature:
- 0°C ~ 70°C (TA)
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 8-DIP
- Mounting Type:
- Through Hole
KA3844B FAQ
1.How can I place an order for KA3844B through Aetrix?
Please submit a Request for Quotation (RFQ) for KA3844B on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for KA3844B reliable?
The price and inventory of KA3844B are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for KA3844B is usually 5 days.
3.What payment methods are accepted for KA3844B?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for KA3844B transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for KA3844B?
KA3844B orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your KA3844B order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for KA3844B?
For technical support, including KA3844B datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your KA3844B requirements.
6.How does Aetrix verify that KA3844B is sourced from the original manufacturer or authorized distributors?
All KA3844B products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that KA3844B meets industry standards.
7.What is the process for return or replacement of KA3844B?
All KA3844B units undergo pre-shipment inspection (PSI). If there is an issue with KA3844B, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The KA3844B part is unused and in its original packaging.
Return procedure for KA3844B:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
KA3844B Tags

-
LNK6407D-TL
Power Integrations

-
LNK3204D-TL
Power Integrations

-
SR10LG-G
Microchip Technology

-
TNY285DG-TL
Power Integrations

-
LNK304DN-TL
Power Integrations

-
TNY285KG-TL
Power Integrations

-
LNK3206D-TL
Power Integrations

-
LNK623DG-TL
Power Integrations
-
TNY286PG
Power Integrations

-
LNK624DG-TL
Power Integrations

-
LNK604DG-TL
Power Integrations

-
UCC28704DBVR-1
Texas Instruments
Tech Hub
Amplifier guide covering voltage, current and power amplification, gain, feedback, amplifier classes, audio and RF applications, op-amp circuits, transimpedance amplifiers, datasheet selection and trou…
Machine vision system guide covering components, inspection workflow, camera and lens selection, FOV, pixel resolution, motion blur, strobe lighting, bandwidth, 2D/3D vision, integration, troubleshooti…
Electronic devices and circuits guide covering passive components, semiconductors, analog and digital circuits, circuit theory, practical calculations, troubleshooting, datasheet selection, and learnin…
Oil pressure sensor diagnosis covering symptoms, location, testing, replacement, socket access, common failure cases, and the electronic signal path between the pressure sensor, wiring, ECU and gauge s…
MLCC ESR, impedance and self-resonant frequency in decoupling networks. Covers PDN behavior, frequency response, measurement methods, failure cases and practical capacitor selection for power integrity…
An actuator converts a control signal and energy source into mechanical motion. This guide explains actuator types, working principles, electric and linear actuators, automotive use cases, troubleshoot…
A potentiometer is a three-terminal adjustable resistor used for voltage division, analog control, calibration and signal adjustment. This guide explains wiring, symbols, types, 10k values, digital pot…
An FPGA is reconfigurable digital hardware used for custom logic, parallel processing, low-latency I/O and interface control. This guide explains FPGA meaning, architecture, boards, programming flow, a…
A logic gate is a basic digital circuit that uses Boolean logic to convert binary inputs into one output. This guide explains AND, OR, NOT, NAND, NOR, XOR, truth tables, universal gates, logic ICs and …
A mass air flow sensor, often called a MAF sensor, measures the amount of air entering an engine.

