KA3844B

Part No :: KA3844B

Manufacturer: VIGOR

VIGOR # :: 3933231

Description: 1A, 500KHZ PDIP8

Catalog: PMIC - AC DC Converters, Offline Switchers

DataSheet: KA3844B PDF

Country of origin: -

Date code: -

KA3844B Specifications

Type	Description
Series:	-
Package:	Bulk
Part Status:	Active
Output Isolation:	-
Internal Switch(s):	No
Voltage - Breakdown:	-
Topology:	-
Voltage - Start Up:	16 V
Voltage - Supply (Vcc/Vdd):	10V ~ 30V
Duty Cycle:	48%
Frequency - Switching:	Up to 500kHz
Power (Watts):	-
Fault Protection:	-
Control Features:	Frequency Control
Operating Temperature:	0°C ~ 70°C (TA)
Package / Case:	8-DIP (0.300", 7.62mm)
Supplier Device Package:	8-DIP
Mounting Type:	Through Hole

Alternative Products

Part Number	Manufacturer & Description	Compare
MIC38C44BN Match 90%	VIGOR CURRENT-MODE PWM CONTROLLER	KA3844B vs MIC38C44BN
MIC38HC42YN Match 65%	Roving Networks / Microchip Technology IC REG CTRLR PWM CM 8-DIP	KA3844B vs MIC38HC42YN
MIC38C42YN Match 65%	Roving Networks / Microchip Technology IC REG CTRLR PWM CM 8-DIP	KA3844B vs MIC38C42YN
MIC38HC44YN Match 90%	Roving Networks / Microchip Technology IC REG CTRLR PWM CM 8-DIP	KA3844B vs MIC38HC44YN
MIC38C44YN Match 90%	VIGOR BICMOS CURRENT-MODE PWM CONTROLL	KA3844B vs MIC38C44YN
MIC38HC44BN Match 90%	Roving Networks / Microchip Technology IC REG CTRLR PWM CM 8-DIP	KA3844B vs MIC38HC44BN

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: 27000

Shipped from

HK warehouse

Expected Shipping Date

Oct 31 - Nov 04 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$0.2700~~	~~$0.27~~
10	~~$0.2376~~	~~$2.38~~
100	~~$0.1822~~	~~$18.22~~

Current price of KA3844B 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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