PTB20078 Datasheet, PDF (2/3 Pages) Ericsson – 2.5 Watts, 1525-1660 MHz INMARSAT RF Power Transistor

PTB 20078
Electrical Characteristics (100% Tested)
Characteristic
Breakdown Voltage C to E
Breakdown Voltage C to E
Breakdown Voltage E to B
DC Current Gain
Conditions
V_BE = 0 V, I_C = 5 mA
I_B = 0 A, I_C = 10 mA, R_BE = 22 Ω
I_C = 0 A, I_E = 5 mA
V_CE = 5 V, I_C = 250 mA
Symbol
V(_BR)CES
V(_BR)CER
V(_BR)EBO
h_FE
Min
50
50
4
20
RF Specifications (100% Tested)
Characteristic
Gain
(V_CC = 26 Vdc, Pout = 1.0 W, I_CQ = 20 mA,
f = 1.525; 1.66 GHz)
Power Out at 1 dB Compression
(V_CC = 26 Vdc, I_CQ = 20 mA,
f = 1.525; 1.66 GHz)
Load Mismatch Tolerance
(V_CC = 26 Vdc, Pout = 2.5 W, I_CQ = 20 mA
f = 1.660 GHz—all phase angles at frequency of test)
Symbol Min
G_pe
9
P-1dB
2.5
Ψ
—
Impedance Data (data shown for fixed-tuned broadband circuit)
(V_CC = 26 Vdc, Pout = 2.5 W, I_CQ = 20 mA)
Z Source
Z Load
e
Typ Max Units
—
—
Volts
—
—
Volts
5
—
Volts
40
—
—
Typ Max Units
11.0
—
dB
3.5
—
Watts
—
5:1
—
Frequency
GHz
1.525
1.593
1.660
Z Source
R
jX
16.9
0.5
13.7
2.3
11.3
4.6
Z Load
R
jX
12.9
23.8
12.9
25.9
12.9
27.7
Z₀ = 50 Ω
2