FMS2002ES1
FMS2002ES1 is SP3T Reflective pHEMT MMIC Switch manufactured by Filtronic.
Description
The FMS2002 is a linear high power Single-Pole Three-Throw MMIC Antenna Switch designed for use in Dual-band handsets GSM900 and GSM1800/1900 binations. The switch is designed with one antenna port that can be routed to any one of the three RF ports. Features
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Low insertion loss (0.5d B @ 900 MHz) Operation down to 2V control 3 control lines. Single positive voltage supply Low harmonics (Typical -73d Bc at Pin=+34.5d Bm) High Isolation (30 d B @ 900 MHz) Filtronic Advanced Ga As p HEMT Technology
(at 25C°, [Vctrl 0,+2.7V], 50 Ohm system, under CW ) Condition Min. Typ. Max. Unit 1 0.45 d B 2 0.55 d B 3 0.5 d B 1 35 d B 2 26 d B 1 -25 d B 2 -18 d B 3 -74 d Bc 3 -73 d Bc 3 2.9 m A 3 3.2 m A
Electrical Characteristics
Parameter Insertion Loss Isolation
- RF
- Ant on. S11 S11 Harmonics Symbol IL ISO S11 S11 2fo 3fo Ilk Tx Ilk Rx
Leakage Current
- Tx Leakage Current
- Rx Condition 1 Small signal, DC
- 1GHz, Vctrl = 2.7V/0V 2 Small signal, 1-2 GHz, Vctrl = 2.7V/0V 3 Input power=34.5d Bm, EGSM Tx 880-915MHz, Vctrl=2.7V/0V
Ga As MMIC’s are ESD sensitive devices. Special handling precautions are required.
Truth Table
Operation RF1-Ant RF2-Ant RF3-Ant Vctrl 1 HIGH 0 0 Control Voltage Vctrl 2 0 HIGH 0 Vctrl 3 0 0 HIGH
Control values
Control High Low Min Typ. 2.7 0.0 Max Unit V V
Preliminary specifications subject to change without notice Filtronic pound Semiconductors Ltd, Heighington Lane Business Park, Newton Aycliffe, Co Durham. DL5 6JW. Contact Details: Tel: +44 (0) 1325 301111 Fax: +44 (0) 1325 306177 Email: sales@filcs. Website: .filcs.
Preliminary Data Sheet
FMS2002 ES1
Typical Jig Measurements Harmonic Rejection vs. Control Voltage
2nd Harmonic -60 -62 -64 -66 -68 -70 -72 -74 -76 1.7 1.9 2.1 2.3 2.5 2.7 Control Voltage (V) 2.9
1.8 2
3rd Harmonic
Harmonic Rejection (d Bc)
Pin = 34.5 d Bm @ 900 MHz
Insertion Loss vs. Frequency
0 -0.1 -0.2 Insertion Loss (d B) -0.3 -0.4 -0.5 -0.6 -0.7 -0.8 -0.9 -1 0.3 0.8 1.3 Frequency (GHz)
Isolation vs. Frequency
0...