Characteristics

SMTYF

2/8

1

Characteristics

Table 1.

Absolute ratings (limiting values at 25 °C, unless otherwise specified)

Symbol

Parameter

Value

Unit

IEC 61000-4-2 standard

Air discharge

Contact discharge

15

8

kV

600

W

Non repetitive surge peak forward current

25

A

Storage temperature range

-65 to +175

°C

Operating junction temperature range

-40 to +175

°C

1.

10/1000 µs pulse waveform

Table 2.

Thermal resistance

Symbol

Parameter

Value

Unit

Junction to leads

20

°C/W

Table 3.

Symbol

Parameter

Breakdown voltage

Stand-off voltage

Clamping voltage

Dynamic resistance

Peak pulse current

C

Capacitance

I

I

F

V

F

V

I

PP

I

RM

V

I

R

Table 4.

Type

(1)

10/1000 µs

(2)

10/1000 µs

8/20 µs

(2)

8/20 µs

25 °C 85 °C

min typ max

max

max

max

VµA (max)

V

V

mA

V

A

Ω

VA

Ω

10-4/°C

SMTYF5.0A

0.48

10

500

5 6.40 6.74 7.07 10

9.2

68

0.029

13.4 298 0.021

5.7

SMTYF12A

0.48

20

1200 12 13.2 13.7 14.3 1

18.5

31

0.129

22.9 157 0.055

7.8

1.

2.

To calculate maximum clamping voltage at other surge currents, use the following formula

3.