PTB20148 Datasheet, PDF (2/3 Pages) Ericsson – 60 Watts, 925-960 MHz Cellular Radio RF Power Transistor

PTB 20148
Electrical Characteristics (100% Tested)
Characteristic
Breakdown Voltage C to E
Breakdown Voltage C to E
Breakdown Voltage E to B
DC Current Gain
Conditions
I_B = 0 A, I_C = 50 mA
V_BE = 0 V, I_C = 50 mA
I_C = 0 A, I_E = 5 mA
V_CE = 5 V, I_C = 250 mA
Symbol
V_(BR)CEO
V_(BR)CES
V_(BR)EBO
h_FE
Min
25
55
3.5
20
RF Specifications (100% Tested)
Characteristic
Gain
(V_CC = 25 Vdc, Pout = 60 W, I_CQ = 200 mA, f = 960 MHz)
Collector Efficiency
(V_CC = 25 Vdc, Pout = 60 W, I_CQ = 200 mA, f = 960 MHz)
Load Mismatch Tolerance
(V_CC = 25 Vdc, Pout = 60 W, I_CQ = 200 mA,
f = 960 MHz—all phase angles at frequency of test)
Symbol Min
G_pe
8.0
η_C
50
Ψ
—
Impedance Data (data shown for fixed-tuned broadband circuit)
(V_CC = 25 Vdc, Pout = 60 W, I_CQ = 200 mA)
Z Source
Z Load
e
Typ Max Units
30
—
Volts
70
—
Volts
5.0
—
Volts
50
120
—
Typ Max Units
9.5
—
dB
—
—
%
—
10:1
—
Frequency
MHz
925
940
960
Z Source
R
jX
3.4
-4.2
3.2
-4.7
3.0
-5.5
Z Load
R
jX
3.8
0.6
3.5
1.2
3.3
2.0
2
5/19/98