SD1728
SD1728 is RF & MICROWAVE TRANSISTORS HF SSB APPLICATIONS manufactured by STMicroelectronics.
DESCRIPTION
The SD1728 is a 50 V epitaxial silicon NPN planar transistor designed primarily for SSB and VHF munications. This device utilizes emitter ballasting for improved ruggedness and reliability. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C)
Symbol Parameter Value Unit 1. Collector 2. Emitter 3. Base 4. Emitter
VCBO VCEO VEBO IC PDISS TJ T STG
Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature
110 55 4.0 40 330 +200
- 65 to +150
V V V A W °C °C
THERMAL DATA RTH(j-c)
November 1992
Junction-Case Thermal Resistance
°C/W
1/9
SD1728 (TH430)
ELECTRICAL SPECIFICATIONS (T case = 25 ° C) STATIC
Symbol Test Conditions Value Min. Typ. Max. Unit
BVCES BVCEO BVEBO I CEO ICES h FE DYNAMIC
Symbol
I C = 200m A I C = 200m A I E = 20m A VCE = 30V VCE = 60V VCE = 6V
VBE = 0V IB = 0m A IC = 0m A IE = 0m A IE = 0m A IC = 10A
110 55 4.0
- - 15
- -
- -
- -
- -
- 10 10 45
V V V m A m A
- Test Conditions
Value Min. Typ. Max.
Unit
POUT G P- IMD- η c- COB
Note: f = 30 MHz POUT = 250 W PEP POUT = 250 W PEP POUT = 250 W PEP f = 1 MHz
VCC = 50 V VCC = 50 V VCC = 50 V VCC = 50 V VCB = 50 V
ICQ = 150 m A ICQ = 150 m A ICQ = 150 m A ICQ = 150 m A
250 14.5
- 37
- -
- -...
