STMICROELECTRONICS SD1398

SD1398
RF & MICROWAVE TRANSISTORS
850-960 MHz APPLICATIONS
..
..
..
850 - 960 MHZ
24 VOLTS
COMMON EMITTER
OVERLAY GEOMETRY
GOLD METALLIZATION
P OUT = 6.0 W MIN. WITH 10.0 dB GAIN
.230 6LFL (M142)
epoxy sealed
ORDER CODE
SD1398
BRANDING
SD1398
PIN CONNECTION
DESCRIPTION
The SD1398 is a gold metallized epitaxial silicon
NPN transistor designed for high linearity Class
AB operation cellular base station applications. The
SD1398 can also be operated Class C.
The SD1398 is internally input matched and can
be used as a driver for the SD1423 or SD1424.
1. Collector
2. Base
3. Emitter
ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C)
Symbol
Parameter
Value
Unit
VCBO
Collector-Base Voltage
50
V
VCES
Collector-Emitter Voltage
35
V
VEBO
Emitter-Base Voltage
3.5
V
Device Current
2.4
A
Power Dissipation
53
W
IC
PDISS
TJ
Junction Temperature
+200
°C
T STG
Storage Temperature
− 65 to +150
°C
3.3
°C/W
THERMAL DATA
RTH(j-c)
Junction-Case Thermal Resistance
September 8, 1993
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SD1398
ELECTRICAL SPECIFICATIONS (T case = 25 ° C)
STATIC
Symbol
Value
Test Conditions
Min.
Typ.
Max.
Unit
BVCBO
IC = 5mA
IE = 0mA
50
—
—
V
BVCEO
IC = 5mA
IB = 0mA
24
—
—
V
BVEBO
IE = 5mA
IC = 0mA
3.5
—
—
V
I CEO
VCE = 24V
IE = 0mA
—
—
1.0
mA
I CBO
VCB = 24V
IE = 0mA
—
—
1.0
mA
hFE
VCE = 10V
IC = 0.1A
20
—
100
—
DYNAMIC
Symbol
Value
Test Conditions
Min.
Typ.
Max.
Unit
POUT
ηc
f = 850 — 960 MHz
VCE = 24 V
ICQ = 25 mA
6
—
—
W
f = 850 — 960 MHz
VCE = 24 V
ICQ = 25 mA
—
50
—
%
GP
f = 850 — 960 MHz
VCE = 24 V
ICQ = 25 mA
10
12
—
dB
COB
f = 1 MHz
VCB = 24 V
—
7.5
8.5
pF
Note:
P IN
=
0.60w
TYPICAL PERFORMANCE
CLASS AB BROADBAND OUTPUT POWER
vs INPUT POWER
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OUTPUT POWER vs INPUT POWER
SD1398
IMPEDANCE DATA
ZIN
ZCL
900 MHz
850 MHz
960 MHz
960 MHz
850 MHz
850 MHz
ZIN (Ω)
2.6 + j 5.4
ZCL (Ω)
9.5 + j 13.5
900 MHz
3.3 + j 6.1
9.9 + j 15.0
950 MHz
4.6 + j 5.9
8.6 + j 13.0
FREQ.
900 MHz
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SD1398
TEST CIRCUIT
C1, C2
C7, C11
C3
C4, C5
C6, C10
C8
C9
:
:
:
:
:
:
D1
: IN5661
240pF ATC Size A
0.1MFD 50Vdc, CK05 Type
1500pF Feedthru #9900-381-6004 Murata/Erie
0.8 - 8.0pF Johanson Gigatrim
0.01 MFD 100Vdc CK05 Type
10MFD Electrolytic, 63Vdc
FB-1,
FB-2
FB-3
: 2.5 Turns, #22 AWG, Ferrite Bead
: Ferrite Bead L1 Cold End
L1
: 3 Turns, #22 AWG, 0.125” I.D.
R1
R2
: 150Ω in 5% Carbon Comp
: 51Ω , Chip Resistor
Board
Material:
4/6
Er = 10.2, Height 0.05”, Teflon Glass
SD1398
TEST CIRCUIT LAYOUT
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SD1398
PACKAGE MECHANICAL DATA
Ref.: Dwg. No.12-0142
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability for the
consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. No
license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specifications mentioned
in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied.
SGS-THOMSON Microelectronics products are not authorized for use ascritical components in life support devices or systems without express
written approval of SGS-THOMSON Microelectonics.
 1994 SGS-THOMSON Microelectronics - All Rights Reserved
SGS-THOMSON Microelectronics GROUP OF COMPANIES
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