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2003

DIMENSIONS ARE IN INCHES (MILLIMETERS)

PRELIMINARY

5 TO 200 MHz

TO-8 CASCADABLE AMPLIFIER

AC238

SPECIFICATIONS

Typical Values

AC238

High Gain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

32.0 dB

Low Noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.6 dB

Medium Output Level . . . . . . . . . . . . . . . . . . . . . . . . . . . .

+15.5 dBm

High Reverse Isolation . . . . . . . . . . . . . . . . . . . . . . . . . . .

+38 dB

High Efficiency

High Performance Thin Film

Standard Size TO-8 Package

Small Signal Gain (Min.)

32.0 dB

31.0 dB

30.0 dB

Gain Flatness (Max.)

±0.2 dB

±0.4 dB

±0.7 dB

Noise Figure (Max.)

2.6 dB

3.0 dB

3.5 dB

SWR (Max.)

Input/Output

1.1:1

1.3:1

1.4:1

Power Output (Min.)

@ 1dB comp.

+15.5 dBm

+14.5 dBm

+14.0 dBm

Reverse Isolation

38 dB

——

DC Current (Max.)

64 mA

67 mA

69 mA

Guaranteed*

Parameter

Typical

0 to 50° C

-55 to +85° C

Frequency (Min.)

5-300 MHz

5-200 MHz

5-200 MHz

Typical @ 25° C

AC238

Second Order Harmonic Intercept Point. . . . . . . . . . . . . .

+54.5 dBm

Second Order Two Tone Intercept Point . . . . . . . . . . . . . .

+48.5 dBm

Third Order Two Tone Intercept Point . . . . . . . . . . . . . . . .

+30.0 dBm

Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

-62 to 125° C

Maximum Case Temperature . . . . . . . . . . . . . . . . . . . . . . .

+125° C

Maximum DC Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

+10 Volts

Maximum Continuous RF Input Power . . . . . . . . . . . . . . .

+10 dBm

Maximum Short Term Input Power (1 Minute Max.) . . . . . .

50 Milliwatts

Maximum Peak Power (3 µsec Max.) . . . . . . . . . . . . . . . . .

0.5 Watt

Burn-in Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

+125°C

θjc) . . . . . . . . . . . . . . . . . . . . . . . . .

—° C/Watt

Junction Temperature Rise Above Case (Tjc) . . . . . . . . . .

—° C

INTERMODULATION PERFORMANCE

ABSOLUTE MAXIMUM RATINGS

* Measured in a 50-ohm system at +5 Vdc unless otherwise specified.

AC238

50 OHM INPUT

+DC VOLTAGE

0.031 (0.79)

50 OHM OUTPUT

GROUND

45

° ± 3°

0.033 (0.84)

0.018

± 0.002

(0.46

± 0.05)

(4) PLCS

0.300

(7.62)

DIA. B.C.

0.504 (12.80)

DIA.

0.025

(0.64)

0.450 (11.43)

DIA.

0.208 (5.28)

MAX.

0.185

± 0.015

(4.70

± 0.38)

DIA. PIN

0

50

Ω INPUT

0.250

(6.35)

0.450

(11.43)

0

0.075

(1.91)

0.350

(8.89)

0.200

(5.08)

0.450

(11.43)

50

Ω OUTPUT

0.040

± 0.012

(1.02

± 0.30)

(4) PLCS

DC BIAS

0.016

± 0.002

(0.41

± 0.05)

(4) PLCS

GND

0.050

(1.27)

(4) PLCS

0.100

(2.54)

(4) PLCS

0.010

(0.25)

0.008

± 0.001

(0.20

± 0.03)

0.170

(4.32)

(TYP.)

0.031

(0.79)

0.031

(0.79)

45

°

0.016

± 0.002

0.010

± 0.002

0.008

0.012

SEE

DETAIL "A"

DETAIL A

(NO SCALE)

TO-8 Package for Amplifiers

SMTO-8 Package for Amplifiers

AS238