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OUT
NPN SILICON RF POWER TRANSISTOR
DESCRIPTION:
The HF20-12F is Designed for 12.5 V
Class AB & C HF Power Amplifier
Applications in the 2 to 32 MHz Band.
FEATURES INCLUDE:
• Replacement for MRF433 & SD1285
•• PG = 18 dB Typical at 30MHz & 20W
• Withstands 20:1 Load VSWR
HF20-12F
MAXIMUM RATINGS
P
T
I
V
V
V
DISS
T
STG
θθ
C
CB
CE
EB
JC
80 W @ TC = 25 OC
J
-65 OC to +200 OC
-65 OC to +150 OC
4.5 A
36 V
18 V
4.0 V
2.2 OC/W
CHARACTERISTICS T
= 25 OC
C
PACKAGE STYLE .380" 4L FLANGE
1 = COLLECTOR 2 = BASE
3 & 4 = EMITTER
SYMBOL TEST CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS
BV
BV
BV
BV
I
h
C
G
IMD
CES
ηη
CBO
CES
CEO
EBO
FE
OB
PE
3
C
IC = 50 mA 36 V
IC = 50 mA 36 V
IC = 50 mA 18 V
IE = 5.0 mA 4.0 V
VCE = 15 V 5 mA
VCE = 5.0 V IC = 1.0 A 10 200
VCB = 12.5 V f = 1.0 MHz 100 pF
VCC = 12.5 V ICQ = 25 mA P
f = 30.000 & 30.001 MHz
= 20 W (PEP)
15
-30
18
55
dB
dBc
%
A D V A N C E D S E M I C O N D U C T O R, I N C. REV. A
7525 ETHEL AVENUE • NORTH HOLLYWOOD, CA 91605 • (818) 982-1200 • FAX (818) 765-3004 1/1
Specifications are subject to change without notice.
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