MPS2222, MPS2222A

http://onsemi.com

3

Characteristic

Symbol

Min

Max

Unit

SMALL–SIGNAL CHARACTERISTICS

Current–Gain – Bandwidth Product (Note 2.)

(IC = 20 mAdc, VCE = 20 Vdc, f = 100 MHz)

MPS2222

MPS2222A

fT

250

300

–

–

MHz

Output Capacitance (VCB = 10 Vdc, IE = 0, f = 1.0 MHz)

Cobo

–

8.0

pF

Input Capacitance

(VEB = 0.5 Vdc, IC = 0, f = 1.0 MHz)

MPS2222

MPS2222A

Cibo

–

–

30

25

pF

Input Impedance

(IC = 1.0 mAdc, VCE = 10 Vdc, f = 1.0 kHz)

MPS2222A

(IC = 10 mAdc, VCE = 10 Vdc, f = 1.0 kHz)

MPS2222A

hie

2.0

0.25

8.0

1.25

k

Ω

Voltage Feedback Ratio

(IC = 1.0 mAdc, VCE = 10 Vdc, f = 1.0 kHz)

MPS2222A

(IC = 10 mAdc, VCE = 10 Vdc, f = 1.0 kHz)

MPS2222A

hre

–

–

8.0

4.0

X 10–4

Small–Signal Current Gain

(IC = 1.0 mAdc, VCE = 10 Vdc, f = 1.0 kHz)

MPS2222A

(IC = 10 mAdc, VCE = 10 Vdc, f = 1.0 kHz)

MPS2222A

hfe

50

75

300

375

–

Output Admittance

(IC = 1.0 mAdc, VCE = 10 Vdc, f = 1.0 kHz)

MPS2222A

(IC = 10 mAdc, VCE = 10 Vdc, f = 1.0 kHz)

MPS2222A

hoe

5.0

25

35

200

mmhos

Collector Base Time Constant

(IE = 20 mAdc, VCB = 20 Vdc, f = 31.8 MHz)

MPS2222A

rb

′Cc

–

150

ps

Noise Figure

(IC = 100 mAdc, VCE = 10 Vdc, RS = 1.0 kΩ, f = 1.0 kHz)

MPS2222A

NF

–

4.0

dB

SWITCHING CHARACTERISTICS

MPS2222A only

Delay Time

(VCC = 30 Vdc, VBE(off) = –0.5 Vdc,

td

–

10

ns

Rise Time

(VCC 30 Vdc, VBE(off)

0.5 Vdc,

IC = 150 mAdc, IB1 = 15 mAdc) (Figure 1)

tr

–

25

ns

Storage Time

(VCC = 30 Vdc, IC = 150 mAdc,

ts

–

225

ns

Fall Time

(VCC 30 Vdc, IC 150 mAdc,

IB1 = IB2 = 15 mAdc) (Figure 2)

tf

–

60

ns

2. fT is defined as the frequency at which |hfe| extrapolates to unity.

Figure 1. Turn–On Time

Figure 2. Turn–Off Time

SWITCHING TIME EQUIVALENT TEST CIRCUITS

Scope rise time < 4 ns

*Total shunt capacitance of test jig, connectors, and oscilloscope.

+16 V

-2 V

< 2 ns

0

1.0 to 100 µs,

DUTY CYCLE ≈ 2.0%

1 kΩ

+30 V

200

CS* < 10 pF

+16 V

-14 V

0

< 20 ns

1.0 to 100 µs,

DUTY CYCLE ≈ 2.0%

1 k

+30 V

200

CS* < 10 pF

-4 V

1N914