KA3842BD

Part No :: KA3842BD

Manufacturer: VIGOR

VIGOR # :: 3930973

Description: SWITCHING CONTROLLER

Catalog: PMIC - AC DC Converters, Offline Switchers

DataSheet: KA3842BD PDF

Country of origin: -

Date code: -

KA3842BD Specifications

Type	Description
Series:	-
Package:	Tube
Part Status:	Obsolete
Output Isolation:	-
Internal Switch(s):	No
Voltage - Breakdown:	-
Topology:	-
Voltage - Start Up:	16 V
Voltage - Supply (Vcc/Vdd):	10V ~ 30V
Duty Cycle:	97%
Frequency - Switching:	Up to 500kHz
Power (Watts):	-
Fault Protection:	-
Control Features:	Frequency Control
Operating Temperature:	0°C ~ 70°C (TA)
Package / Case:	14-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	14-SOIC
Mounting Type:	Surface Mount

Alternative Products

Part Number	Manufacturer & Description	Compare
KA3842BDTF Match 100%	VIGOR SWITCHING CONTROLLER	KA3842BD vs KA3842BDTF
MIC38HC42-1YM-TR Match 91%	Roving Networks / Microchip Technology IC REG CTRLR PWM CM 14-SOIC	KA3842BD vs MIC38HC42-1YM-TR
MIC38HC44-1YM Match 66%	Roving Networks / Microchip Technology IC REG CTRLR PWM CM 14-SOIC	KA3842BD vs MIC38HC44-1YM
MIC38HC44-1YM-TR Match 66%	Roving Networks / Microchip Technology IC REG CTRLR PWM CM 14-SOIC	KA3842BD vs MIC38HC44-1YM-TR
MIC38C42-1YM Match 91%	Roving Networks / Microchip Technology IC REG CTRLR PWM CM 14-SOIC	KA3842BD vs MIC38C42-1YM
MIC38C42-1BM-TR Match 91%	Roving Networks / Microchip Technology IC REG CTRLR PWM CM 14-SOIC	KA3842BD vs MIC38C42-1BM-TR

Please confirm the specifications of the products when ordering.
MOQ means the minimum order quantity required to purchase each parts.
If you have special order instructions,please note it on the ordering pages.
The Pre-Shipment Inspection (PSI) will be applied.
You can email us to change the order details before shipment.
Orders cannot be canceled after shipping the packages.

TT in advance (bank transfer), Credit Card, PayPal can be chosen.
Cash transfer only. (Transfer with checks and bills are not accepted.)
Customer is responsible for paying all possible charges,including sales tax, VAT and customs charges,etc.
If you need the detailed invoice or tax ID,please email us.

FedEx, DHL, and UPS can be selected.
You can select whether to charge shipping fee by your shipping account or to charge by our side.
Please confirm with the logistics company in advance if you are in a remote area. (It may cost extra fees (35-50 USD) for delivery at those areas.)
The shopping cart will automatically calculate the shipping cost.
Delivery time: At the same day (Order deadline is 2pm, HK Time).
Delivery date: usually 2 to 7 working days.
It is unable to appoint a date of delivery.
Tracking number will be sent once your order has been shipped. (It may take up to 24 hours before carriers display the info.)

In Stock: 5200

Shipped from

HK warehouse

Expected Shipping Date

Aug 02 - Aug 06 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$0.2900~~	~~$0.29~~

Current price of KA3842BD is for reference only, if you want to get best price, please submit a inquiry or direct email to our sales team sales@Vigorcomp.com

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Pricing(USD)