Nexperia

BAS21SW

High-voltage switching diode

5. Pinning information

Table 2. Pinning information

Pin

Symbol

Description

Simplified outline

Graphic symbol

1

A1

anode (diode 1)

2

K2

cathode (diode 2)

3

K1, A2

cathode (diode 1) and

anode (diode 2)

1

2

3

SC-70 (SOT323)

006aaa763

A1

K2

K1, A2

6. Ordering information

Table 3. Ordering information

Package

Type number

Name

Description

Version

BAS21SW

SC-70

plastic, surface-mounted package; 3 leads; 1.3 mm pitch;

2 mm x 1.25 mm x 0.95 mm body

SOT323

7. Marking

Table 4. Marking codes

Type number

Marking code[1]

BAS21SW

X5%

[1] % = placeholder for manufacturing site code

BAS21SW

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Product data sheet

5 January 2023

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