PTB20235 Datasheet, PDF (2/5 Pages) Ericsson – 70 Watts, 2.1-2.2 GHz Wideband CDMA Power Transistor

PTB 20235
Electrical Characteristics (100% Tested)
Characteristic
Breakdown Voltage C to E
Breakdown Voltage E to B
DC Current Gain
Conditions
V_BE = 0 V, I_C = 20 mA
I_C = 0 A, I_E = 20 mA
V_CE = 10 V, I_C = 1.5 A
e
Symbol
V(_BR)CES
V(_BR)EBO
h_FE
Min
55
3.5
30
Typ Max Units
—
—
Volts
4.0
—
Volts
50
120
—
RF Specifications (100% Tested)
Characteristic
Gain
(V_CC = 26 Vdc, P_OUT = 15 W, I_CQ = 150 mA, f = 2.2 GHz)
Gain Compression
(V_CC = 26 Vdc, I_CQ = 150 mA, f = 2.2 GHz)
Collector Efficiency
(V_CC = 26 Vdc, P_OUT = 70 W, I_CQ = 150 mA, f = 2.2 GHz)
Load Mismatch Tolerance
(V_CC = 26 Vdc, P_OUT = 70 W(PEP), I_CQ = 150 mA, f = 2.2 GHz
—at all phase angles)
Symbol Min
G_pe
7.5
P-1dB
70
η_C
—
Ψ
—
Typ Max Units
8.0
—
dB
—
—
Watts
40
—
%
—
5:1
—
Typical Performance
POUT, Gain & Efficiency (at P-1dB) vs. Frequency
10
120
Output Power (W)
9
100
8
80
Gain (dB)
7
V_CC = 26 V
60
I_CQ = 150 mA Total
6
5
2050
40
2100
2150
Efficiency (%)
20
2200
2250
Frequency (MHz)
Broadband Test Fixture Performance
10
60
Gain (dB)
8
6
4
2
50
Efficiency (%)
40
V_CC = 26 V
30
I_CQ = 150 mA Total
P_OUT = 70 W
2-50
-1150
0
2100
Return Loss (dB) _-205
2120 2140 2160 2180
Frequency (MHz)
2200
2
9/10/97