ALPHA AS195-306 Datasheet

Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [e-mail] • www.alphaind.com 1

Specifications subject to change without notice. 6/01A

PHEMT GaAs IC High Power
SP5T Switch 0.1–2 GHz

Features

■ 5 Symmetric RF Paths

■ Positive Voltage Control

■ High IP3

■ Excellent Harmonic Performance

■ Handles GSM Power Levels

■ Available in MLF-16 (4 x 4 mm) Package

MLF-16 (4 x 4 mm)

AS195-306

0.001

(0.025 mm)

SEATING

PLANE

0.039 (1.00 mm) MAX.

16

0.157

(4.00 mm)

SQ. BSC

1

PIN 1

INDICATOR

0.011 (0.28 mm)

+ 0.003 (0.07 mm)

- 0.002 (0.05 mm)

0.15 (2.10 mm)

0.006 (0.083 mm)

0.083 (2.10 mm)

4 x 0.016 (0.40 mm)

1

16

0.078 (1.95 mm) REF.

0.078 (1.95 mm) REF.

0.024 (0.60 mm)

+ 0.006 (0.15 mm

- 0.004 (0.10 mm)

0.026 (0.65 mm) BSC

Description

The AS195-300 is a reflective SP5T switch. It is an ideal
switch for higher power applications. It can be used for
GSM dual band handset applications where both low loss,
low current and small size are critical parameters.

Parameter Frequency Min. Typ. Max. Unit

Insertion Loss Ant-J1, J2, J3, J4, J

5

0.1–0.5 GHz 0.5 0.7 dB

0.5–1.0 GHz 0.6 0.8 dB

1.0–2.0 GHz 1.0 1.1 dB

Isolation Ant-J1, J2, J3, J4, J

5

0.1–0.5 GHz 30 35 dB

0.5–1.0 GHz 25 27 dB

1.0–2.0 GHz 21 23 dB

VSWR 0.1–1.0 GHz 1.4:1

1.0–2.0 GHz 1.6:1

Electrical Specifications at 25°C (0, +3 V)

Preliminary

Parameter Condition Frequency Min. Typ. Max. Unit

Switching Characteristics Rise, Fall (10/90% or 90/10% RF) 50 ns

On, Off (50% CTL to 90/10% RF) 100 ns
Video Feedthru 50 mV

IP3 13 dBm/Tone +55 dBm

2nd and 3rd Harmonics 34 dBm Input 900 MHz +65 dBc

Control Voltages V

Low

= 0

V

High

= +3 V @ 200 µA Max.

Operating Characteristics at 25°C (0, +3 V)

PHEMT GaAs IC High Power SP5T Switch 0.1–2 GHz AS195-306

2 Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [e-mail] • www.alphaind.com

Specifications subject to change without notice. 6/01A

V

1

GND

V

5

GND

V

3

J

3

V

4

GND

J

1

V

2

J

2

J

5

GND

GND

J

4

ANT

C

BL

C

BL

C

BL

C

BL

C

BL

C

BL

Pin Out

Typical Performance Data

DC blocking capacitors (CBL) must be supplied externally.
C

BL

= 47 pF for operating frequency >500 MHz.

“0” = 0 to 0.2 V.
“V

High

= 2.7 to 5 V.

Insertion Loss (dB)

Frequency (GHz)

Typical Loss (All Paths) vs. Frequency

0 0.5 1.0 1.5 2.0 2.5

-1.6

-1.4

-1.2

-1.0

-0.8

-0.6

-0.4

-0.2

0

J

1

J

2

J

3

J

4

J

5

VSWR

Frequency (GHz)

VSWR vs. Frequency

0 0.5 1.0 1.5 2.0 2.5

1.0

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

1.9

2.0

J

1

J

2

J

3

J

4

J

5

Isolation (dB)

Frequency (GHz)

Typical Isolation (All Paths) vs. Frequency

0 0.5 1.0 1.5 2.0 2.5

-50

-45

-40

-35

-30

-25

-20

-15

-10

-5

0

J

1

J

2

J

3

J

4

J

5

V1V2V3V4V5Ant-J1Ant-J2Ant-J3Ant-J4Ant-J

5

V

High

0 0 0 0 Ins. Isol. Isol. Isol. Isol.

Loss

0V

High

0 0 0 Isol. Ins. Isol. Isol. Isol.

Loss

00V

High

0 0 Isol. Isol. Ins. Isol. Isol.

Loss

000V

High

0 Isol. Isol. Isol. Ins. Isol.

Loss

0000V

High

Isol. Isol. Isol. Isol. Ins.

Loss

Truth Table