© 2020 Littelfuse, Inc.

Specifications are subject to change without notice.

Revised: 07/15/20

Surge Protection - SP1224

TVS Diode Arrays (SPA® Diodes)

Package Dimensions — µDFN-6

µDFN6 (1.8x2.0x0.5mm)

JEDEC MO-229

Symbol

Millimeters

Inches

Min

Nom

Max

Min

Nom

Max

A

0.50

0.55

0.60

0.020

0.022

0.024

A1

0.00

0.02

0.05

0.000

0.001

0.002

A3

0.125 REF

0.005 REF

b

0.15

0.20

0.25

0.006

0.008

0.010

D

1.75

1.80

1.85

0.069

0.071

0.073

E

1.95

2.00

2.05

0.077

0.079

0.081

D2

0.35

0.45

0.55

0.014

0.018

0.022

E2

0.74

0.84

0.94

0.029

0.033

0.037

e

0.40 BSC

0.016 BSC

e1

0.80 BSC

0.031 BSC

L

0.20

0.30

0.40

0.008

0.012

0.016

K

0.50 REF

0.020 REF

Recommended soldering pad layout (Unit : mm)

0.40

0.80

0.55

0.24

0.40

1

65

D

e1

b

e

D2

14

5

6

1

Top View

Bottom View

Side View

k

Drawing# : U04-A

Embossed Carrier Tape & Reel Specification — µDFN-6

Symbol

Millimeters

A0

1.95 +/- 0.05

B0

2.30 +/- 0.05

D0

1.50 + 0.10

D1

Ø 0.60 + 0.05

E

1.75 +/- 0.10

F

3.50 +/- 0.05

K0

0.75 +/- 0.05

P0

4.00 +/- 0.10

P1

4.00 +/- 0.10

P2

2.00+/-0.05

T

0.25 +/- 0.02

W

8.00 + 0.30 /- 0.10

P2

D0

E

F

P1

P0

D1

W

T

B0

K0

A0

5

5

22.12

ø13.22

ø179.90

ø155.37

ø70.55

ø15.57

ø58.11

24.32

1.46

1.11

Pin1 Location

,Ref.

,Ref.

,Ref.

AO

P1

0.50 ±0.05

D1

Do

1.50

+0.10

0.00

P2

2.00 0.05(I)

PO

4.00 0.1(II)

Y

Y

X X

KO

T

0.20 0.02

SECTION Y-Y

REF

3°

SECTION X-X

User Feeding Direction

Pin 1 Location

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