PTB20077 Datasheet, PDF (2/3 Pages) Ericsson – 0.7 Watts, 1525-1660 MHz INMARSAT RF Power Transistor

PTB 20077
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
RF Specifications (100% Tested)
Characteristic
Gain
(V_CC = 25 Vdc, Pout = 0.2 W, I_CQ = 120 mA,
f = 1.525; 1.66 GHz)
Power Output at 1 dB Compression
(V_CC = 25 Vdc, I_CQ = 120 mA,
f = 1.525; 1.66 GHz)
Load Mismatch Tolerance
(V_CC = 25 Vdc, Pout = 0.7 W, I_CQ = 120 mA,
f = 1.66 GHz—all phase angles at frequency of test)
Typical Performance
Typical POUT, Gain & Efficiency (at P-1dB)
vs. Frequency
14
40
Gain (dB)
12
35
10
30
8
V_CC = 26 V
6
I_CQ = 120 mA
Efficiency (%) ²⁵
20
4
15
2 ^{Output Power (W)}
10
0
5
1300 1350 1400 1450 1500 1550 1600 1650 1700
Frequency (MHz)
e
Symbol
V(_BR)CES
V(_BR)CER
V(_BR)EBO
h_FE
Min
60
60
4.0
20
Typ Max Units
—
—
Volts
—
—
Volts
5
—
Volts
40
—
—
Symbol Min
G_pe
10
Typ Max Units
12
—
dB
P-1dB
0.7
0.9
—
Watts
Ψ
—
—
5:1
—
Intermodulation Distortion vs. Output Power
-10
V_CC = 26 V
-20 _{ICQ = 120 mA}
-30 ^{f1 = 1559.9 MHz}
f₂ = 1666.0 MHz
-40
IM3
-50
IM5
-60
IM7
-70
0.0
0.2
0.4
0.6
0.8
1.0
Output Power (Watts-PEP)
2
4/29/98