TDK GSM/DCS/PCS-Tx Electrical Characteristics, Frequency Characteristics, Coupling, Isolation

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ELECTRICAL CHARACTERISTICS

Band			1	2
System			GSM	DCS	PCS
Frequency range		(MHz)	880 to 915	1710 to 1785	1850 to 1910
Coupling factor		(dB)	–19.0±1.0	–14.0±1.0	–13.5±1.0
Insertion loss		(dB)max.	0.30	0.45	0.50
	IN1-OUT2	(dB)min.	27	27	27
Isolation∗	IN2-OUT1	(dB)min.	25	25	25
	IN1-IN2	(dB)min.	22	22	22
	IN-Load	(dB)min.	27	25	24
VSWR		max.	1.3	1.3	1.3
Temperature range	Operating	(°C)	–40 to +85	–40 to +85	–40 to +85
	Storage	(°C)	–40 to +85	–40 to +85	–40 to +85

∗Isolation between opposite bands is specified over the frequency ranges of both bands. Isolation in-band is specified over the frequency of the band in frequency.

FREQUENCY CHARACTERISTICS

GSM900
COUPLING
	–10				1: 880MHz
)					–19.2dB
dB	–15
					2: 915MHz
(
factor					–18.9dB
	–20	1	2
Coupling
	–25
	–30	850	900	950	1000
	800
		Frequency(MHz)
ISOLATION
	–20				1: 880MHz
	–25
					–31.9dB
)					2: 915MHz
dB	–30				–31.6dB
(		1	2
Isolation	–35
	–40
	–45
	–50	850	900	950	1000
	800

Frequency(MHz)

DCS1800/PCS1900
COUPLING
	–10							1: 1710MHz
)								–14.0dB
dB	–15			2	3	4
		1						2: 1785MHz
(
factor								–13.7dB
	–20							3: 1850MHz
								–13.4dB
Coupling
								4: 1910MHz
	–25							–13.2dB
	–30		1750	1800	1850	1900	1950	2000
	1700
				Frequency(MHz)
ISOLATION
	–20							1: 1710MHz
	–25
								–32.9dB
)								2: 1785MHz
dB	–30							–32.6dB
(						4		3: 1850MHz
Isolation	–35	1		2	3
								–32.2dB
	–40							4: 1910MHz
								–31.7dB
	–45
	–50		1750	1800	1850	1900	1950	2000
	1700
				Frequency(MHz)

INSERTION LOSS

	0				1: 880MHz
		1	2
)	–0.2				–0.07dB
dB					2: 915MHz
(					–0.08dB
loss	–0.4
Insertion	–0.6
	–0.8
	–1.0	850	900	950	1000
	800
		Frequency(MHz)
VSWR
	2.0				1: 880MHz
	1.8				–27.6dB
					2: 915MHz
)
					–26.9dB
dB	1.6
(
VSWR	1.4
	1.2
	1.0	1	2
		850	900	950	1000
	800
		Frequency(MHz)

INSERTION LOSS

	0							1: 1710MHz
)	–0.2							–0.17dB
dB		1		2	3	4		2: 1785MHz
(								–0.20dB
loss	–0.4
								3: 1850MHz
Insertion	–0.6							–0.22dB
								4: 1910MHz
	–0.8							–0.22dB
	–1.0		1750	1800	1850	1900	1950	2000
	1700
				Frequency(MHz)
VSWR
	2.0							1: 1710MHz
	1.8							–27.6dB
								2: 1785MHz
)
								–28.9dB
dB	1.6
								3: 1850MHz
(
VSWR
	1.4							–31.4dB
								4: 1910MHz
								–32.9dB
	1.2
		1		2	3
						4
	1.0
			1750	1800	1850	1900	1950	2000
	1700
				Frequency(MHz)

• All specifications are subject to change without notice.

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