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.
CHARACTERISTICS TC = 25 °C
SYMBOL NONETEST CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS
V(BR)DSS VGS = 0 V IDS = 10 mA 125 --- --- V
IDSS VGS = 0 V VDS = 50 V --- --- 1.0 mA
IGSS VGS = 20 V VDS = 0 V --- --- 100 nA
VGS(th) VDS = 10 V ID = 10 mA 1.0 --- 5.0 V
VDS(on) VGS = 10 V ID = 2.5 A 1.0 5.0 V
GFS VDS = 10 V ID = 2.5 A 800 --- --- mS
Ciss
Coss
Crss VDS = 50 V VGS = 0 V f = 1.0 MHz
62
35
3.0
pF
PG
ηD VDD = 50 V IDQ = 100 mA POUT = 30 W
f = 30 MHz
18
40 dB
%
VHF POWER MOSFET
N-Channel Enhancement Mode
MRF148A
DESCRIPTION:
The ASI MRF148A is Designed for
General Purpose Class B Power
Amplifier Applications up to 175 MHz.
FEATURES:
• PG = 15 dB Typ. at 30 W /175 MHz
• ηD = 50% Typ. at 30 W /30 MHz
• Omnigold™ Metalization System
MAXIMUM RATINGS
ID 6.0 A
VDSS 120 V
VDGO 120 V
VGS ± 40 V
PDISS 115 W @ TC = 25 °C
TJ -65 °C to +200 °C
TSTG -65 °C to +150 °C
θJC 1.52 °C/W
PACKAGE STYLE .380 4L FLG
MINIMUM
inches / mm
.970 / 24.64
B
C
D
E
F
G
A
MAXIMUM
.385 / 9.78
.980 / 24.89
inches / mm
H.160 / 4.06 .180 / 4.57
DIM
.220 / 5.59 .230 / 5.84
.105 / 2.67.085 / 2.16
I
J.240 / 6.10 .255 / 6.48
.785 / 19.94
F
B
G
.125
Ø.125 NOM.
FULL R
D E
C
H
.112 x 45° A
I
J
.004 / 0.10 .006 / 0.15
.280 / 7.11
.720 / 18.29 .730 / 18.54
S
G S
D
