Diodes ZTX749 User Manual

Ztx749, Pnp silicon planar medium power transistor

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PNP SILICON PLANAR
MEDIUM POWER TRANSISTOR

ISSUE 1 – APRIL 94
FEATURES
* 25 Volt V

CEO

* 2 Amp continuous current
* Low saturation voltage

ABSOLUTE MAXIMUM RATINGS.

PARAMETER

SYMBOL

VALUE

UNIT

Collector-Base Voltage

V

CBO

-35

V

Collector-Emitter Voltage

V

CEO

-25

V

Emitter-Base Voltage

V

EBO

-5

V

Peak Pulse Current

I

CM

-6

A

Continuous Collector Current

I

C

-2

A

Power Dissipation at T

amb

=25°C

derate above 25°C

P

tot

1

5.7

W

mW/ °C

Operating and Storage Temperature Range

T

j:

T

stg

-55 to +200

°C

ELECTRICAL CHARACTERISTICS (at T

amb

= 25°C unless otherwise stated).

PARAMETER

SYMBOL MIN.

TYP.

MAX.

UNIT

CONDITIONS.

Collector-Base

Breakdown Voltage

V

(BR)CBO

-35

V

I

C

=-100

µ

A, I

E

=0

Collector-Emitter

Breakdown Voltage

V

(BR)CEO

-25

V

I

C

=-10mA, I

B

=0*

Emitter-Base

Breakdown Voltage

V

(BR)EBO

-5

V

I

E

=-100

µ

A, I

C

=0

Collector Cut-Off

Current

I

CBO

-0.1

-10

µ

A

µ

A

V

CB

=-30V

V

CB

=-30V,

T

amb

=100°C

Emitter Cut-Off Current I

EBO

-0.1

µ

A

V

EB

=-4V, I

E

=0

Collector-Emitter

Saturation Voltage

V

CE(sat)

-0.12

-0.23

-0.3

-0.5

V

V

I

C

=1A, I

B

=-100mA*

I

C

=2A, I

B

=-200mA*

Base-Emitter

Saturation Voltage

V

BE(sat)

-0.9

-1.25

V

I

C

=1A, I

B

=-100mA*

Base-Emitter

Turn-On Voltage

V

BE(on)

-0.8

-1

V

IC=-1A, V

CE

=-2V*

Static Forward Current

Transfer Ratio

h

FE

70

100

75

15

200

200

150

50

300

I

C

=-50mA, V

CE

=-2V*

I

C

=-1A, V

CE

=-2V*

I

C

=-2A, V

CE

=-2V*

I

C

=-6A, V

CE

=-2V*

*Measured under pulsed conditions. Pulse width=300

µ

s. Duty cycle

2%

E-Line

TO92 Compatible

ZTX749

3-254

C

B

E

-40

0.0001

Derating curve

T

-Temperature

(°C)

M

ax Po

we

r D

is

sipat

io

n

- (

W

a

tts)

Maximum transient thermal impedance

Pulse Width (seconds)

T

h

e

rm

a

l R

esis

ta

nce (

°C/

W

)

10

100

1

0.1

0.01

-20

0

20 40

60 80 100 120

200

180

160

140

0.001

0

100

200

D=0.2

D=0.1

Single Pulse

D=0.5

t

1

t

P

D=t

1

/t

P

1.0

0.5

2.0

1.5

Case temperature

2.5

Ambient temperat

ure

0

D=1 (D.C.)

ZTX749

ELECTRICAL CHARACTERISTICS (at T

amb

= 25°C unless otherwise stated).

PARAMETER

SYMBOL

MIN. TYP.

MAX.

UNIT

CONDITIONS.

Transition

Frequency

f

T

100

160

MHz

I

C

=-100mA,

V

CE

=-5V f=100MHz

Output Cpacitance

C

obo

55

100

pF

V

CB

=-10V f=1MHz

Switching Times

t

on

40

ns

I

C

=-500mA,

V

CC

=-10V

I

B1

=I

B2

=-50mA

t

off

450

ns

*Measured under pulsed conditions. Pulse width=300

µ

s. Duty cycle

2%

THERMAL CHARACTERISTICS

PARAMETER

SYMBOL

MAX.

UNIT

Thermal Resistance:Junction to Ambient

1

Junction to Ambient

2

Junction to Case

R

th(j-amb)1

R

th(j-amb)2

†

R

th(j-case)

175

116

70

°C/W

°C/W

°C/W

† Device mounted on P.C.B. with copper equal to 1 sq. Inch minimum.

3-255

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