Diodes MMBT3906T Bedienungsanleitung PDF herunterladen (Seite 2)

Electrical Characteristics @T

A

= 25°C unless otherwise specified

DS30271 Rev. 8 - 2

2 of 4

www.diodes.com

MMBT3906T

© Diodes Incorporated

Characteristic Symbol Min Max Unit Test Condition

OFF CHARACTERISTICS (Note 5)

Collector-Base Breakdown Voltage

V

(BR)CBO

-40

⎯

V

I

C

= -10μA, I

E

= 0

Collector-Emitter Breakdown Voltage

V

(BR)CEO

-40

⎯

V

I

C

= -1.0mA, I

B

= 0

Emitter-Base Breakdown Voltage

V

(BR)EBO

-5.0

⎯

V

I

E

= -10μA, I

C

= 0

Collector Cutoff Current

I

CEX

⎯

-50 nA

V

CE

= -30V, V

EB(OFF)

= -3.0V

Base Cutoff Current

I

BL

⎯

-50 nA

V

CE

= -30V, V

EB(OFF)

= -3.0V

ON CHARACTERISTICS (Note 5)

DC Current Gain

h

FE

60

80

100

60

30

⎯

⎯

300

⎯

⎯

⎯

I

C

= -100µA, V

CE

= -1.0V

I

C

= -1.0mA, V

CE

= -1.0V

I

C

= -10mA, V

CE

= -1.0V

I

C

= -50mA, V

CE

= -1.0V

I

C

= -100mA, V

CE

= -1.0V

Collector-Emitter Saturation Voltage

V

CE(SAT)

⎯

-0.25

-0.40

V

I

C

= -10mA, I

B

= -1.0mA

I

C

= -50mA, I

B

= -5.0mA

Base-Emitter Saturation Voltage

V

BE(SAT)

-0.65

⎯

-0.85

-0.95

V

I

C

= -10mA, I

B

= -1.0mA

I

C

= -50mA, I

B

= -5.0mA

Noise Figure NF

⎯

4.0 dB

V

CE

= -5.0Vdc, I

C

= 100μAdc,

R

S

= 1.0kΩ, f = 1.0kHz

SMALL SIGNAL CHARACTERISTICS

Output Capacitance

C

obo

⎯

4.5 pF

V

CB

= -5.0V, f = 1.0MHz, I

E

= 0

Input Capacitance

C

ibo

⎯

10 pF

V

EB

= -0.5V, f = 1.0MHz, I

C

= 0

Input Impedance

h

ie

2.0 12

kΩ

Voltage Feedback Ratio

h

re

0.1 10 x 10

-4

Small Signal Current Gain

h

fe

100 400

⎯

Output Admittance

h

oe

3.0 60

μS

V

CE

= 1.0V, I

C

= 10mA,

f = 1.0kHz

Current Gain-Bandwidth Product

f

T

250

⎯

MHz

V

CE

= -20V, I

C

= -10mA,

f = 100MHz

SWITCHING CHARACTERISTICS

Delay Time

t

d

⎯

35 ns

Rise Time

t

r

⎯

35 ns

V

CC

= -3.0V, I

C

= -10mA,

V

BE(off)

= 0.5V, I

B1

= -1.0mA

Storage Time

t

s

⎯

225 ns

Fall Time

t

f

⎯

75 ns

V

CC

= -3.0V, I

C

= -10mA,

I

B1

= I

B2

= -1.0mA

Notes: 5. Short duration pulse test used to minimize self-heating effect.

1

100

10

0.1

1

10

100

C

, IN

P

U

T

C

A

P

A

C

I

T

AN

C

E (p

F

)

C , OUTPUT CAPACITANCE (pF)

IBO

OBO

V , COLLECTOR-BASE VOLTAGE (V)

Fig. 2 Typical Input and Output Capacitance vs.

Collector-Base Voltage

CB

0

50

100

0

40

80 120 160 200

P

,

P

O

WE

R

D

ISSI

P

A

T

I

O

N

(mW)

D

T , AMBIENT TEMPERATURE (°C)

Fig. 1 Power Derating Curve

A

150

200

250

1 2 3 4

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