UNR222x Series

2

SJH00012CED

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Transition frequency

200

MHz

Input resistance UNR2221/2224

−30%

2.2

+30%

k

Ω

UNR2222

4.7

UNR2223

10

Resistance ratio

0.8

1.0

1.2



UNR2224

0.17

0.22

0.27

■ Electrical Characteristics (continued) T

Common characteristics chart

Characteristics charts of UNR2221

0

50

100

150

200

250

0

40

80

120

160

Ambient temperature T

Note) Measuring methods are based on JAPANESE INDUSTRIAL STANDARD JIS C 7030 measuring methods for transistors.

= 1.0 mA

0.2 mA

0.1 mA

0.3 mA

0.4 mA

0.5 mA

0.6 mA

0.7 mA

0.8 mA

0.9 mA

0

012

210

48

6

300

250

200

150

100

50

= 25°C

Collector-emitter voltage V

0.01

1

0.1

1

10

100

10

100

1 000

= 10

= 75°C

25

°C

−25°C

Collector current I

0

1

100

200

300

400

10

100

1 000

= 75°C

25

°C

−25°C

Collector current I