Datasheet 2SC1906 Datasheet (HIT)

Application

• VHF amplifier

• Mixer, Local oscillator

Outline

TO-92 (2)

2SC1906

Silicon NPN Epitaxial Planar

1. Emitter

2. Collector

3. Base

3

2

1

2SC1906

Absolute Maximum Ratings (Ta = 25°C)

Item Symbol Ratings Unit

Collector to base voltage V
Collector to emitter voltage V
Emitter to base voltage V
Collector current I
Emitter current I
Collector power dissipation P

CBO

CEO

EBO

C

E

C

Junction temperature Tj 150 °C
Storage temperature Tstg –55 to +150 °C

Electrical Characteristics (Ta = 25°C)

Item Symbol Min Typ Max Unit Test conditions

Collector to base breakdown

V

(BR)CBO

voltage
Collector to emitter breakdown

V

(BR)CEO

voltage
Emitter to base breakdown

V

(BR)EBO

voltage
Collector cutoff current I
DC current transfer ratio h
Gain bandwidth product f

CBO

FE

T

Collector output capacitance Cob — 1.0 2.0 pF VCB = 10 V, IE = 0, f = 1 MHz
Collector to emitter saturation

V

CE(sat)

voltage
Base time constant r

• CC—1025psVCB = 10 V, IC = 10 mA,

bb’

Power gain PG — 33 — dB VCE = 10 V,

30 — — V IC = 10 µA, IE = 0

19 — — V IC = 3 mA, RBE = ∞

2——VI

— — 0.5 µAV
40 — — V
600 1000 — MHz VCE = 10 V, IC = 10 mA

— 0.2 1.0 V IC = 20 mA, IB = 4 mA

— 18 — dB VCE = 10 V,

30 V
19 V
2V
50 mA
–50 mA
300 mW

= 10 µA, IC = 0

E

= 10 V, IE = 0

CB

= 10 V, IC = 10 mA

CE

f = 31.8 MHz

f = 45 MHz

I

= 5 mA

C

f = 200 MHz

I

= 5 mA

C

2

2SC1906

Maximum Collector Dissipation Curve

300

(mW)

C

200

100

Collector Power Dissipation P

0

50

Ambient Temperature Ta (°C)

Typical Transfer Characteristics

20

VCE = 10 V

16

(mA)

C

12

8

100 150

20

Typical Output Characteristics

180

16

(mA)

C

12

8

4

Collector Current I

0

Collector to Emitter Voltage V

DC Current Transfer Ratio vs.

Collector Current

120

100

VCE = 10 V

FE

80

60

40

160

84

140

120

100

80
60

40

IB = 20 µA

12 16 20

P

C

= 300 mW

(V)

CE

4

Collector Current I

0

Base to Emitter Voltage V

0.6 0.8 1.0

0.40.2

BE

(V)

20

DC Current Transfer Ratio h

0

250.5 1.00.1 0.2

Collector Current I

10 20 50 100

(mA)

C

3

2SC1906

20

16

(mA)

C

12

8

4

Collector Current I

0

Collector to Emitter Voltage V

200

100

(ps)

C

•C

50

bb'

Gain Bandwidth Product Curve

700

800

900

= 1,000 MHz

f

T

600
500

12 16 20

84

CE

Base Time Constant vs.

Collector Currnt

VCB = 10 V
f = 31.8 MHz

(V)

Gain Bandwidth Product vs.

Collector Current

1,200

1,000

(MHz)

T

VCE = 10 V
f = 100 MHz

800

600

400

200

Gain Bandwidth Product f

0

Collector Current I

Input Admittance vs. Frequency

12

IC = 1 mA

10

(mS)

ie

8

2 mA

10 30 100

31.00.1 0.3
(mA)

C

8 mA

4 mA

12 mA

250

200

20

10

5

Base time Constant r

2

0.1 0.2 0.5 1.0
Collector Current I

2510

(mA)

C

6

4

Input Suceptance b

2

50

f = 25 MHz

0

Input Conductance g

100

yie = gie+jb
VCE = 9 V

4682

ie

ie

10 12

(mS)

4

2SC1906

Output Admittance vs. Frequency

6

5

(mS)

IC = 1 mA

oe

4

2

8

4

200

3

2

100

1

Output Suceptance b

50

f = 25 MHz

0

0.4 0.6 0.80.2

Output Conductance g

Forward Transfer Admittance vs.

Frequency

(mS)

fe

20

0

IC = 1 mA

2

–20

–40

f =

–60

25 MHz

–80

–100

Forward Transfer Suceptance b

–120

200

150

100

Forward Transfer Conductance g

12

250

yoe = goe+jb
VCE = 9 V

1.0 1.2

(mS)

oe

yfe = gfe+jb
VCE = 9 V

4

80

50

100 120 140806020 400

oe

(mS)

fe

25

Reverse Transfer Admittance vs.

Frequency

(mS)

re

–0.4

–0.8

–1.2

0

IC = 21 mA

yre = gre+jb
VCE = 9 V

250

re

8

200

4

f = 25 MHz

50

100

2

1

–1.6

Reverse Transfer Suceptance b

–2.0

–0.02–0.04–0.06–0.08–0.10 0

Reverse Transfer Conductance gre (mS)

Conversion Gain vs. Local Oscillating

Injection Voltage

17

fe

16

15

VCB = 9 V
I

= 3.5 mA

14

13

8

12

12

Conversion Gain CG (dB)

11

E

f

= 200 MHz

s

f

= 245 MHz

osc

f

= 45 MHz

IF

Emitter Inject

10

inj

0.3

(V)

0.1 0.20

Injection Voltage V

5

2SC1906

Conversion Gain vs. Emitter Current

18

16

14

VCB = 9 V
V

= 150 mV

12

10

8

Conversion Gain CG (dB)

6

inj

f

= 200 MHz

s

f

= 245 MHz

osc

f

= 45 MHz

IF

Emitter Inject

4

0 –1–2–3–4–5–6–7

Emitter Current I

(mA)

E

6

Unit: mm

0.60 Max

0.45 ± 0.1

4.8 ± 0.3

1.27

2.54

0.7

5.0 ± 0.2

2.3 Max

12.7 Min

3.8 ± 0.3

0.5

Hitachi Code
JEDEC
EIAJ

(reference value)

Weight

TO-92 (2)
Conforms
Conforms

0.25 g

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