MPN

Vishay 2 kV 250 mA Diode High Voltage 2-Pin SOD-57 BY203-20STAP

RS stock no.:: 708-7953
Mfr. Part No.:: BY203-20STAP
Manufacturer:: Vishay

Vishay 2 kV 250 mA Diode High Voltage 2-Pin SOD-57 BY203-20STAP

Image representative of range

Bulk discount available

Subtotal (1 pack of 5 units)*

R 76,07

(exc. VAT)

R 87,48

(inc. VAT)

FREE delivery for orders over R 1,500.00

In Stock

Plus 595 unit(s) shipping from 02 February 2026
Plus 1,230 unit(s) shipping from 09 February 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit	Per Pack*
5 - 20	R 15.214	R 76.07
25 - 95	R 14.834	R 74.17
100 - 245	R 14.388	R 71.94
250 - 495	R 13.812	R 69.06
500 +	R 13.26	R 66.30

*price indicative

RS stock no.:: 708-7953
Mfr. Part No.:: BY203-20STAP
Manufacturer:: Vishay

Specification

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Vishay
	Mount Type	Through Hole
	Product Type	Diode
	Package Type	SOD-57
	Maximum Continuous Forward Current If	250mA
	Peak Reverse Repetitive Voltage Vrrm	2kV
	Diode Configuration	Single
	Series	BY203-20S
	Rectifier Type	High Voltage
	Pin Count	2
	Peak Reverse Current Ir	2μA
	Minimum Operating Temperature	-55°C
	Maximum Forward Voltage Vf	2.4V
	Peak Non-Repetitive Forward Surge Current Ifsm	20A
	Maximum Operating Temperature	150°C
	Peak Reverse Recovery Time trr	300ns
	Standards/Approvals	No
	Length	4.2mm
	Width	3.6 mm
	Height	3.6mm
	Automotive Standard	No

	Select all
	Brand Vishay
	Mount Type Through Hole
	Product Type Diode
	Package Type SOD-57
	Maximum Continuous Forward Current If 250mA
	Peak Reverse Repetitive Voltage Vrrm 2kV
	Diode Configuration Single
	Series BY203-20S
	Rectifier Type High Voltage
	Pin Count 2
	Peak Reverse Current Ir 2μA
	Minimum Operating Temperature -55°C
	Maximum Forward Voltage Vf 2.4V
	Peak Non-Repetitive Forward Surge Current Ifsm 20A
	Maximum Operating Temperature 150°C
	Peak Reverse Recovery Time trr 300ns
	Standards/Approvals No
	Length 4.2mm
	Width 3.6 mm
	Height 3.6mm
	Automotive Standard No

Glass Passivated Junction Fast Switching Plastic Rectifier

Features

• Superectifier structure for high reliability condition

• Cavity-free glass-passivated junction

• Fast switching for high efficiency

• Low leakage current, typical IR less than 0.2 μA

• High forward surge capability

• Solder dip 275 °C max. 10 s, per JESD 22-B106

Typical Applications

High voltage rectification of G2 grid CRT and TV, snubber

circuit of camera flash.

Mechanical Data

Case: DO-204AL, molded epoxy over glass body

Molding compound meets UL 94 V-0 flammability rating

Base P/N-E3 - RoHS-compliant, commercial grade

Terminals: Matte tin plated leads, solderable per

J-STD-002 and JESD 22-B102

E3 suffix meets JESD 201 class 1A whisker test

Polarity: Color band denotes cathode end

Vishay 2 kV 250 mA Diode High Voltage 2-Pin SOD-57 BY203-20STAP

FREE delivery for orders over R 1,500.00

Glass Passivated Junction Fast Switching Plastic Rectifier

Diodes and Rectifiers, Vishay Semiconductor

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