MS1578
MS1578 is RF & MICROWAVE TRANSISTORS 800-960MHz CELLULAR BASE STATION manufactured by Microsemi.
Features
GOLD METALLIZATION DESIGNED FOR LINEAR OPERATION HIGH SATURATED POWER CAPABILITY POUT = 150 W PEP INTERNAL INPUT/OUTPUT MATCHING MON EMITTER CONFIGURATION 8.0d B GAIN @ 900 MHz MAX IMD -28d Bc @ 150 W PEP 5:1 VSWR CAPABILITY @ RATED CONDITIONS 3 d B OVERDRIVE CAPABILITY
- DESCRIPTION
:
THE MS1578 IS A GOLD METALLIZED, EPITAXIAL SILICON, NPN PLANAR TRANSISTOR DESIGNED FOR HIGH LINEARITY CLASS AB OPERATION. DIFFUSED EMITTER BALLAST RESISTORS PROVIDE MAXIMUM RUGGEDNESS AND RELIABILITY FOR 900 MHz CELLULAR BASE STATION APPLICATIONS.
ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C)
Symbol
VCEO VCBO VEBO IC PDISS TJ T STG
Parameter
Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature
Value
28 65 3.5 25 300 +200
- 65 to + 150
Unit
V V V A W °C °C
Thermal Data
RTH(j-c) Junction-Case Thermal Resistance 0.60 ° C/W
MSC0890.PDF
ELECTRICAL SPECIFICATIONS (Tcase (Tcase = 25° C) STATIC
Symbol
BVCBO BVCER BVCEO BVEBO IC = 50 m A IC = 100 m A IC = 100 m A IE = 10 m A VCE = 30 V ICEO h FE VCE = 5 V Tested per side
Test Conditions Min.
VBE = 0 V RBE = 75 Ω IB = 0 m A IC = 0 m A VBE = 0 V IC = 6 A 60 35 28 3.5 --25
Value Typ.
-----------
Max.
------10 120
Unit
V V V m A
DYNAMIC
Symbol
GP- V C- IMD LOAD- MISMATCH VCC = 26 Vdc
Test Conditions Min.
POUT = 150 W PEP ICQ = 2 x 200 m A 8.5 30 --VCC = 26 Vdc POUT = 150 W PEP ICQ = 2 x 200 m A VCC = 26 Vdc POUT = 150 W PEP ICQ = 2 x 200 m A VCC = 26 Vdc POUT = 150 W PEP ICQ = 2 x 200 m A VSWR = 5:1 @ all phase angles f2 = 900.1 MHz
Value Typ.
9.0 ---32
Max.
-----28
Unit d B % d Bc
- Note: f1 = 900.0...