PTB20188 查看數據表（PDF） - Ericsson
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PTB20188 Datasheet PDF : 2 Pages
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PTB 20188
Electrical Characteristics (100% Tested)
Characteristic
Breakdown Voltage C to E
Breakdown Voltage C to E
Breakdown Voltage E to B
DC Current Gain
Conditions
IB = 0 A, IC = 50 mA
VBE = 0 V, IC = 50 mA
IC = 0 A, IE = 5 mA
VCE = 5 V, IC = 250 mA
Symbol
V(BR)CEO
V(BR)CES
V(BR)EBO
hFE
Min
25
55
3.5
20
RF Specifications
Characteristic
Symbol
Gain
(VCC = 25 Vdc, IC = 850 mA, Pout = 4 W(P-sync), f1 = 860 MHz, Gpe
Vision = -8dB, f2 = 863.5 MHz, Subcarrier = -16dB,
f3 = 864.5 MHz, Sound = -7dB)
Intermodulation Distortion
(VCC = 25 Vdc, IC = 850 mA, Pout = 4 W(P-sync), f1 = 860 MHz, IMD
Vision = -8dB, f2 = 863.5 MHz, Subcarrier = -16dB,
f3 = 864.5 MHz, Sound = -7dB)
Load Mismatch Tolerance
(VCC = 25 Vdc, IC = 850 mA, Pout = 4 W(P-sync), f1 = 860 MHz,
Ψ
Vision = -8dB, f2 = 863.5 MHz, Subcarrier = -16dB,
f3 = 864.5 MHz, Sound = -7dB—all phase angles at
frequency of test)
Min
7.0
—
—
Impedance Data (data shown for fixed-tuned broadband circuit)
(VCC = 25 Vdc, IC = 850 mA, Pout = 4 W(P-sync))
Z Source
Z Load
e
Typ
30
70
5
50
Max
—
—
—
100
Units
Volts
Volts
Volts
—
Typ Max Units
—
—
dB
—
-58
dBc
—
3:1
—
Z0 = 50 Ω
Frequency
MHz
470
665
860
Z Source
R
jX
1.1
-1.7
1.2
-3.4
0.7
-4.7
Z Load
R
jX
12.2
+9.8
8.3
+8.8
4.3
+6.9
Ericsson Components
RF Power Products
675 Jarvis Drive
Morgan Hill, CA 95037 USA
Telephone: 408-778-9434
5/14/98
1-877-GOLDMOS
(1-877-465-3667)
e-mail: rfpower@ericsson.com
www.ericsson.com/rfpower
2
Specifications subject to change without notice.
LF
© 1997 Ericsson Inc.
EUS/KR 1301-PTB 20188 Uen Rev. B 09-28-98
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