VI-21Y-IY-S – Vicor 33W Isolated Module

Part No :: VI-21Y-IY-S

Manufacturer: Vicor

VIGOR # :: 5005982

Description: DC DC CONVERTER 3.3V 33W

Catalog: DC DC Converters

DataSheet: VI-21Y-IY-S PDF

Country of origin: Confirming

Date code: TBC

Product Description

The VI-21Y-IY-S is a 33W isolated module in the VI-200 family, engineered by Vicor for high-density power conversion.

It converts a 21V–32V input into a regulated 3.3V output, delivering up to 33A of output current.

Check the detailed VI-21Y-IY-S specification table below and request a quote to secure inventory and pricing.

VI-21Y-IY-S Specifications

Type	Description
Series:	VI-200™ (50W)
Package:	Bulk
Part Status:	Active
Type:	Isolated Module
Number of Outputs:	1
Voltage - Input (Min):	21V
Voltage - Input (Max):	32V
Voltage - Output 1:	3.3V
Voltage - Output 2:	-
Voltage - Output 3:	-
Voltage - Output 4:	-
Current - Output (Max):	33A
Power (Watts):	33 W
Voltage - Isolation:	3 kV
Applications:	ITE (Commercial)
Features:	OCP, OTP, OVP, SCP
Operating Temperature:	-40°C ~ 85°C
Efficiency:	90%
Mounting Type:	Through Hole
Package / Case:	Full Brick
Size / Dimension:	4.60" L x 1.80" W x 0.52" H (116.8mm x 45.7mm x 13.2mm)
Supplier Device Package:	-
Control Features:	-
Approval Agency:	-
Standard Number:	-

Alternative Products

Part Number	Manufacturer & Description	Compare
VI-21Y-MY Match 100%	Vicor DC DC CONVERTER 3.3V 33W	VI-21Y-IY-S vs VI-21Y-MY
VI-21Y-IY-F1 Match 100%	Vicor DC DC CONVERTER 3.3V 33W	VI-21Y-IY-S vs VI-21Y-IY-F1
VI-21Y-IY-F2 Match 100%	Vicor DC DC CONVERTER 3.3V 33W	VI-21Y-IY-S vs VI-21Y-IY-F2
VI-21Y-IY-F3 Match 100%	Vicor DC DC CONVERTER 3.3V 33W	VI-21Y-IY-S vs VI-21Y-IY-F3
VI-21Y-MY-F2 Match 100%	Vicor DC DC CONVERTER 3.3V 33W	VI-21Y-IY-S vs VI-21Y-MY-F2
VI-21Y-MY-F3 Match 100%	Vicor DC DC CONVERTER 3.3V 33W	VI-21Y-IY-S vs VI-21Y-MY-F3

Please confirm the specifications of the products when ordering.
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If you have special order instructions,please note it on the ordering pages.
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Delivery time: At the same day (Order deadline is 2pm, HK Time).
Delivery date: usually 2 to 7 working days.
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In Stock: 88

Shipped from

HK warehouse

Expected Shipping Date

Nov 14 - Nov 18 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price

Current price of VI-21Y-IY-S 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