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) 982-1202 • FAX (818) 765-3004 1/1
S
p
ecifi cations are sub
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ect to chan
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e without notice.
CHARACTERISTICS TC = 25 OCNONE
SYMBOL TEST CONDITIONS MINI MUM TYPICAL MAXIMUM UNITS
BVDSS ID = 100 mA 65 V
IDSS VDS = 28 V VGS = 0 V 5.0 mA
IGSS VDS = 0 V VGS = 20 V 1.0 µ
µµ
µA
VGS(th) VDS = 10 V ID = 100 mA 1.0 5.0 V
gfs VDS = 10 V ID = 5.0 A 3,500 mS
Ciss
Coss
Crss
VDS = 50 V VGS = 0 V f = 1.0 MHz 380
190
25 pF
PG
η
ηη
ηD
VDD = 28 V IDQ = 2 x 250 mA Pout = 300 W
f = 225 MHz 10
50 11
55 dB
%
ψ
ψψ
ψVSWR = 5:1 AT ALL PHASE ANGLES NO DEGRADATION IN OUTPUT POWER
VHF POWER MOSFET
N-Channel Enhancement Mode
BLF248
PACKAGE STYLE .400 BAL FLG(D)
1 & 2 = DRAIN 3 & 4 = GATE 5 = SOURCE
ORDER CODE: ASI10495
DESCRIPTION:
The ASI BLF248 is a Balanced
N-Channel Enhancement- Mode
RF Power MOSFET Designed for AM
and FM Power Am plifier Applications
up to 250 MHz.
FEATURES INCLUDE:
• PG = 11 dB Typical at 225 MHz
• 5:1 Load VSWR Capability
• Omnigold™ metalization system
MAXI MUM RATINGS
ID40 A
VDSS 65 V
VGS ±40 V
PDISS 500 W @ TC = 25 OC
TJ-65 OC to +150 OC
TSTG -65 OC to +200 OC
θ
θθ
θJC 0.35 OC/W
