.470 MHz
.12.5 VOLTS
.EFFICIENCY 50%
.COMMON EMITTER
.P
OUT
38 W MIN. WITH 5.8 dB GAIN
=
SD1488
RF & MICROWAVE TRANSISTORS
UHF MOBILE APPLI CATION S
.500 6LF L (M111)
EPOXY SEALED
ORDER CODE
SD1488
PIN CONNECTION
BRANDING
SD1488
DESC RI PT ION
The SD1488 is a 12.5 V Class C epitaxial silicon
NPN planar transistor designed primarily for broadband applications inthe 450 -512 MHz land mobile
radio band. This device utilizes diffused emitter
resistors to withstand infinite VSWR at rated operating conditions.
ABSOLUTE MAXIMUM RATINGS (T
Symbol Parameter Value Uni t
V
CBO
V
CEO
V
EBO
I
C
P
DISS
T
J
T
STG
THERMA L DA TA
R
TH(j-c)
Collector-Base Voltage 36 V
Collector-Emitter Voltage 16 V
Emitter-Base Voltage 4.0 V
Device Current 8.0 A
Power Dissipation 117 W
Junction Temperature +200
Storage Temperature
Junction-Case Thermal Resistance 1.5 °C/W
case
= 25°C)
1. Collector 3. Base
2. Emitter 4. Emitter
65 to +150
−
°
C
°
C
July 24, 1993
1/4
SD1488
ELECTRICAL SPECIFICATIO NS (T
case
= 25°C)
STATIC
Symbol Test Conditions
BV
BV
BV
I
CES
h
CES
CEO
EBO
FE
IC= 15 mA VBE= 0V 36 — — V
IC= 50 mA IB= 0mA 16 — — V
IE= 5mA IC=0 mA 4.0 — — V
VCE= 12.5 V IE= 0mA — — 5 mA
VCE= 5V IC=1A 20 — 300 —
DYNAMIC
Symbol Test C onditi ons
P
OUT
G
η
C
P
C
OB
f = 470 MHz PIN= 10.0 W VCC= 12.5 V 38 — — W
f = 470 MHz PIN= 10.0 W VCC= 12.5 V 5.8 — — dB
f = 470 MHz P
= 38 W VCC= 12.5 V 50 — — %
OUT
f = 1 MHz VCB= 12.5 V — 95 — pF
Value
Min. Typ. Max.
Value
Min. Typ. Max.
Unit
Unit
TYPICA L PERFO R MA NCE
POWER OUTPUT vs POWER INPUT
POWER OUTPUT & COLLECTOR
EFFICIENCY vs FREQUENCY
2/4
TYPICAL PERFO RM AN CE (cont ’d )
POWER OUTPUT vs FREQUENCY POWER REFLECTED vs FREQUENCY
OUTPUT CAPACITANCE vs COLLECTOR
BASE VOLTAGE
SD1488
IMPEDA NCE DATA
TYPICAL INPUT IMPEDANCE
TYPICAL COLLECTOR LOAD
IMPEDANCE
3/4
SD1488
PACKAGE MECHANICAL DATA
Ref.: Dwg. No.12-0111
Information furnished is believed tobeaccurateand reliable.However, SGS-THOMSON Microelectronics assumes no responsability for the
consequences of useof such information nor forany infringement of patents orother rights of third parties which mayresults from its use. No
license is granted byimplication or otherwiseunderany patent or patent rights ofSGS-THOMSON Microelectronics. Specificationsmentioned
in this publicationare subject to change without notice.This publication supersedes and replaces all information previously supplied.
SGS-THOMSON Microelectronicsproducts are notauthorized foruse ascritical componentsin life supportdevices orsystemswithoutexpress
written approvalof SGS-THOMSON Microelectonics.
1994 SGS-THOMSON Microelectronics - All Rights Reserved
Australia - Brazil - France - Germany - Hong Kong - Italy- Japan - Korea - Malaysia - Malta - Morocco - The Netherlands -
Singapore -Spain - Sweden - Switzerland - Taiwan - Thailand - UnitedKingdom - U.S.A
SGS-THOMSON Microelectronics GROUP OF COMPANIES
4/4
Loading...