© 2016 Littelfuse, Inc.

Specifications are subject to change without notice.

Revised: 05/02/16

25 Amp High Temperature Alternistor Triacs

Dimensions — TO- 218AC (K Package) — Isolated Mounting Tab

C

D

H

G

F

B

A

E

M Package

MT2 / Anode

P

Gate

J

MT2

MT1

M

N

K

L

R

Q

Note: Maximum torque

to be applied to mounting

tab is 8 in-lbs. (0.904 Nm).

W

T

Dimension

Inches

Millimeters

Min

Max

Min

Max

A

0.810

0.835

20.57

21.21

B

0.610

0.630

15.49

16.00

C

0.178

0.188

4.52

4.78

D

0.055

0.070

1.40

1.78

E

0.487

0.497

12.37

12.62

F

0.635

0.655

16.13

16.64

G

0.022

0.029

0.56

0.74

H

0.075

0.095

1.91

2.41

J

0.575

0.625

14.61

15.88

K

0.211

0.219

5.36

5.56

L

0.422

0.437

10.72

11.10

M

0.058

0.068

1.47

1.73

N

0.045

0.055

1.14

1.40

P

0.095

0.115

2.41

2.92

Q

0.008

0.016

0.20

0.41

R

0.008

0.016

0.20

0.41

U

0.159

0.163

4.04

4.14

W

0.085

0.095

2.17

2.42

Product Selector

Part Number

Voltage

Gate Sensitivity

Package

400V

600V

800V

1000V

HQ6025RH5

X

50 mA

TO-220R

HQ6025NH5

X

50 mA

TO-263

HQ6025LH5

X

50 mA

TO-220L

HQ6025KH5

X

50 mA

TO-218K

G

B

A

W

D

F

V

S

MT1

MT2

T

T

C

E

K

H

J

U

.320

8.13

.276

7.01

.331

8.41

GATE

.460

11.68

.665

16.89

.260

6.60

.150

3.81

.080

2.03

.085

2.16

.055

1.40

.350

8.89

.276

7.01

.276

7.01

AREA: 0.11 IN2

Dimension

Inches

Millimeters

Min

Max

Min

Max

A

0.360

0.370

9.14

9.40

B

0.380

0.420

9.65

10.67

C

0.178

0.188

4.52

4.78

D

0.025

0.035

0.64

0.89

E

0.045

0.060

1.14

1.52

F

0.060

0.075

1.52

1.91

G

0.095

0.105

2.41

2.67

H

0.092

0.102

2.34

2.59

J

0.018

0.024

0.46

0.61

K

0.090

0.110

2.29

2.79

S

0.590

0.625

14.99

15.88

V

0.035

0.045

0.89

1.14

U

0.002

0.010

0.05

0.25

W

0.040

0.070

1.02

1.78