2

Supertex inc.

www.supertex.com

Doc.# DSFP-TN2540

A062113

TN2540

O

C unless otherwise specified)

Sym

Parameter

Min

Typ

Max

Units Conditions

BV

DSS

Drain-to-source breakdown voltage

400

-

-

V

V

V

GS(th)

Gate threshold voltage

0.6

-

2.0

V

V

ΔV

GS(th)

Change in V

-

-2.5

I

GSS

Gate body leakage

-

-

100

nA

V

I

DSS

Zero gate voltage drain current

-

-

10

µA

V

-

-

1.0

mA

V

V

I

D(ON)

On-state drain current

0.3

0.5

-

A

V

0.75

1.0

-

V

R

DS(ON)

Static drain-to-source on-state resistance

-

8.0

12

Ω

V

-

8.0

12

V

ΔR

DS(ON)

Change in R

-

-

0.75

G

FS

Forward transductance

125

200

-

mmho V

C

ISS

Input capacitance

-

95

125

pF

V

V

f = 1.0MHz

C

OSS

Common source output capacitance

-

20

70

C

RSS

Reverse transfer capacitance

-

10

25

t

d(ON)

Turn-on delay time

-

-

20

ns

V

I

R

t

r

Rise time

-

-

15

t

d(OFF)

Turn-off delay time

-

-

25

t

f

Fall time

-

-

20

V

SD

Diode forward voltage drop

-

-

1.8

V

V

t

rr

Reverse recovery time

-

300

-

ns

V

Notes:

1.

2.

All A.C. parameters sample tested.

Notes:

† I

‡ Mounted on FR5 Board, 25mm x 25mm x 1.57mm.

Thermal Characteristics

Package

I

D

I

D

(pulsed)

Power Dissipation

@T

O

C

I

DR

†

I

DRM

TO-92

175mA

2.0A

1.0W

175mA

2.0A

TO-243AA (SOT-89)

260mA

1.8A

260mA

1.8A

Switching Waveforms and Test Circuit

90%

10%

90%

90%

10%

10%

Pulse

Generator

VDD

R

L

OUTPUT

D.U.T.

t

(ON)

t

d(ON)

t

(OFF)

t

d(OFF)

t

r

INPUT

INPUT

OUTPUT

10V

VDD

R

GEN

0V

0V

t

f