STZT2222A datasheet(3/5 Pages) STMICROELECTRONICS

Part #	STZT2222A

Description	MEDIUM POWER AMPLIFIER

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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ELECTRICAL CHARACTERISTICS (Tcase = 25

oC unless otherwise specified)

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

hfe

∗∗

Small Signal Current

Gain

IC = 1 mA

VCE = 10 V

f = 1 KHz

IC = 10 mA

VCE = 10 V

f = 1 KHz

50

75

300

375

K

Ω

hie

∗∗

Input Impedance

IC = 1 mA

VCE = 10 V

f = 1 KHz

IC = 10 mA

VCE = 10 V

f = 1 KHz

2

0.25

8

1.25

hre

∗∗

Reverse Voltage Ratio

IC = 1 mA

VCE = 10 V

f = 1 KHz

IC = 10 mA

VCE = 10 V

f = 1 KHz

8

4

10

-4

hoe

∗∗

Output Impedance

IC = 1 mA

VCE = 10 V

f = 1 KHz

IC = 10 mA

VCE = 10 V

f = 1 KHz

5

25

35

375

S

fT

Transition Frequency

IC = 10 mA VCE = 10 V f = 100 MHz

for STZT2222

for STZT2222A

250

300

MHz

CCBO

Collector-Base

Capacitance

IE = 0

VCB = 10 V

f = 1 MHz

8

pF

CEBO

Emitter-Base

Capacitance

IC = 0

VEB = 0.5 V

f = 1 MHz

for STZT2222

for STZT2222A

30

25

pF

NF

Noise Figure

f = 1 KHz

∆F = 200 Hz RG = 1KΩ

IC = 0.1 mA

VCE = 10 V

4dB

td

Delay Time

IC = 150 mA

IC1 = 15 mA

VBE = -0.5 V

10

ns

tr

Rise Time

25

ns

ts

Storage Time

IC = 150 mA

IC1 = 15 mA

IB2 = 15 mA

225

ns

tf

Fall Time

60

ns

∗ Pulsed: Pulse duration = 300 µs, duty cycle ≤ 1.5 %

∗∗ Only for STZT2222A

STZT2222/STZT2222A

3/5

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