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2

Power Transistors 2SC3795, 2SC3795A

PC Ta I C V CE VCE(sat) IC

VBE(sat) IC hFE IC f T IC

Cob V CB ton, tstg, tf IC Area of safe operation (ASO)

0 16040 12080 14020 100600

80

60

20

50

70

40

10

30

(1)

(3)

(2)

(1) T C=Ta(2) With a 100 100 2mm

Al heat sink(3) Without heat sink

(P C=2.0W)

Ambient temperature Ta (C)

C o l

l e c t o r p o w e r

d i s s

i p a t i o n

P C

( W )

0 1082 640

8

6

2

5

7

4

1

3

TC=25C

50mA20mA

100mA

150mA200mA

300mA400mA

600mA800mA

1000mA

IB=1200mA

Collector to emitter voltage V CE (V)

C o

l l e c t o r c u r r e n

t I C

( A )

0.01 0.1 1 100.03 0.3 30.01

0.03

0.1

0.3

1

3

10

30

100IC /IB=5

TC=100C

25C

25C

Collector current I C (A)

C o

l l e c t o r

t o e m

i t t e r s a

t u r a

t i o n v o

l t a g e

V C E ( s a

t )

( V )

0.01 0.1 1 100.03 0.3 30.01

0.03

0.1

0.3

1

3

10

30

100IC /IB=5

25C

100C

TC=25C

Collector current I C (A)

B a s e

t o e m

i t t e r s a

t u r a

t i o n v o

l t a g e

V B E ( s a

t )

( V )

0.01 0.1 1 100.03 0.3 30.1

0.3

1

3

10

30

100

300

1000

TC=100C 25C

25C

VCE =5V

Collector current I C (A)

F o r w a r d c u r r e n

t t r a n s

f e r r a

t i o

h F E

0.01 0.1 1 100.03 0.3 30.1

0.3

1

3

10

30

100

300

1000VCE=10Vf=1MHzTC=25C

Collector current I C (A)

T r a n s

i t i o n

f r e q u e n c y

f T ( M H z )

0.1 1 10 1000.3 3 301

3

10

30

100

300

1000

3000

10000IE=0f=1MHzTC=25C

Collector to base voltage V CB (V)

C o

l l e c

t o r o u

t p u

t c a p a c i

t a n c e

C o

b

( p F )

0 82 64 71 530.01

0.03

0.1

0.3

1

3

10

30

100

tstg

tf

ton

Pulsed t w=1msDuty cycle=1%IC /IB=5(IB1=IB2)VCC=200V

TC=25C

Collector current I C (A)

S w

i t c h i n g

t i m e

t o n , t s

t g , t f

( s

)

1 10 100 10003 30 300

0.003

0.01

0.03

0.1

0.3

1

3

10

Non repetitive pulseTC=25C

ICP

10ms 1ms

t=0.5ms

DC

IC

2 S C 3 7 9 5 / 2 S C 3 7 9 5 A

Collector to emitter voltage V CE (V)

C o

l l e c

t o r c u r r e n

t I C ( A )

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3

Power Transistors 2SC3795, 2SC3795A

Area of safe operation, reverse bias ASOReverse bias ASO measuring circuit

Rth(t) t

10 4 1010 3 10 110 2 1 10 310 2 10 40.1

1

10

100

1000

(1)

(2)

(1) P T=10V 0.2A (2W) and without heat sink(2) P T=10V 1.0A (10W) and with a 100 100 2mm Al heat sink

Time t (s )

T h e r m a l r e s i s t a n c e

R t h

( t ) ( C / W )

0 800200 600400 700100 5003000

8

6

2

5

7

4

1

3

2 S C 3 7 9 5

2 S C 3 7 9 5 A

Lcoil=50 HIC /IB=5(IB1=IB2)TC=100C

Collector to emitter voltage V CE (V)

C o l

l e c t o r c u r r e n

t I C ( A )

L coil

ICIB1

Vin

tW

IB2

Vclamp

VCC

T.U.T