Fairchild Semiconductor KA3842B

KA3842B Supplier & Distributor

KA3842B is an electronic component from Fairchild Semiconductor. TomatoElec is an in-stock independent distributor supporting original component sourcing, inventory checks and BOM purchasing needs.

We support RFQ handling, component availability confirmation and sourcing coordination for OEM, EMS, repair and electronic trading companies.

  • Original component sourcing support
  • In-stock inventory checking
  • RFQ and availability confirmation
  • BOM sourcing and bulk order support
Part No.:
KA3842B
Manufacturer:
Fairchild Semiconductor
Category:
AC DC Converters, Offline Switches
Package:
8-DIP (0.300", 7.62mm)
Datasheet:
TomatoElecKA3842B.pdf
Description:
IC OFFLINE SWITCH 8DIP
Quantity:

Unit Price:$0

Ext Price:$0

Payment:
Payment
Shipping:
Shipping

Inventory:30,295

Send us your inquiry,we will respond immediately.

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Quantity
Price
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Comments

Stock:30,295

Qty. Unit Price Ext Price
1+$0.000$0.000
RFQ Add To Cart

About KA3842B

Looking for KA3842B supplier or distributor? Tomato Electronics provides high-quality electronic components including MLCC capacitors, tantalum capacitors, ICs, diodes and more.

Contact us now for quotation and availability of KA3842B.

KA3842B Specifications

  • Specifications
  • FAQ
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Attributes
Property Value
Manufacturer
Fairchild Semiconductor
Series:
-
Package/Case:
8-DIP (0.300", 7.62mm)
Packaging:
Tube
Product Status:
Obsolete
Output Isolation:
-
Internal Switch(s):
No
Voltage - Breakdown:
-
Topology:
-
Voltage - Start Up:
16 V
Voltage - Supply (Vcc/Vdd):
12V ~ 25V
Duty Cycle:
97%
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
Category:
AC DC Converters, Offline Switches
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1. How to order KA3842B from Hong Kong Tomato Electronics Co., Limited?

You can submit an RFQ for KA3842B directly on our website. After receiving your request, our sales team will contact you with price, availability, lead time and order details. Once you confirm the quotation, we will help you complete the order process.

2. How does Hong Kong Tomato Electronics Co., Limited ensure that KA3842B is original and reliable?

Hong Kong Tomato Electronics Co., Limited works with qualified supply channels and applies strict quality control procedures for electronic components including KA3842B. We pay close attention to supplier screening, product verification and delivery quality to help customers source with confidence.

3. Are the price and inventory of KA3842B accurate?

The price and inventory of KA3842B may change due to market conditions and stock movement. We update information as frequently as possible, but final quotation and availability should be confirmed by our sales team. In most cases, quotations are valid for 3 to 5 days.

4. What payment methods are accepted?

We usually accept Wire Transfer, PayPal, Alipay, WeChat Pay, Credit Card, Western Union and other agreed payment methods, depending on the order and customer location.

Please note that some payment methods may involve additional handling charges.

5. How is the shipping arranged?

Customers can choose major international carriers such as DHL, UPS, FedEx and other available shipping methods. Shipping options depend on package size, destination and delivery urgency.

After shipment, our team will send you the shipping status and tracking number by email.

Please note that tracking information may take some time to become active after dispatch.

6. What is the return or replacement policy for KA3842B?

All shipments are checked before dispatch. If there is a confirmed issue related to the delivered KA3842B, such as incorrect quantity, wrong item or verified product problem, please contact us as soon as possible.

Return or replacement requests are usually accepted only when the part remains unused and in its original packaging, and when the issue is reported within the agreed time after delivery.

Please contact our team first before returning any goods so that we can confirm the issue and provide return instructions.

7. How can I get technical support, such as the datasheet or specifications for KA3842B?

If you need technical support for KA3842B, including datasheets, specifications or general product information, please contact our sales team. We will do our best to help you obtain the relevant information.

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Images KA3842B
Part No. KA3842B
Manufacturer Fairchild Semiconductor
Series -
Package/Case 8-DIP (0.300", 7.62mm)
Packaging Tube
Product Status Obsolete
Output Isolation -
Internal Switch(s) No
Voltage - Breakdown -
Topology -
Voltage - Start Up 16 V
Voltage - Supply (Vcc/Vdd) 12V ~ 25V
Duty Cycle 97%
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

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