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  Datasheet File OCR Text:
 BF1009S...
Silicon N_Channel MOSFET Tetrode * For low noise, high gain controlled input stage up to 1 GHz * Operating voltage 9 V * Integrated biasing network
Drain AGC HF Input G2 G1 HF Output + DC
GND
EHA07215
ESD: Electrostatic discharge sensitive device, observe handling precaution!
Type BF1009S BF1009SR
Maximum Ratings Parameter
Package SOT143 SOT143R 1=S 1=D 2=D 2=S
Pin Configuration 3=G2 3=G1 4=G1 4=G2 Value 12 25 10 3 200 200 Tstg Tch -55 ... 150 150
Marking JLs JLs
Unit V mA V mW
Symbol VDS ID IG1/2SM +VG1SE Ptot
Drain-source voltage Continuous drain current Gate 1/ gate 2-source current Gate 1 (external biasing) Total power dissipation TS 76 C, BF1009S, BF1009SR TS 94 C, BF1009W Storage temperature Channel temperature
C
Note: It is not recommended to apply external DC-voltage on Gate 1 in active mode.
1 Feb-18-2004
BF1009S...
Thermal Resistance Parameter Channel - soldering point 1) BF1009S, BF1009SR BF1009SW Symbol
Rthchs 370 280
Value
Unit K/W
Electrical Characteristics Parameter DC Characteristics Drain-source breakdown voltage ID = 300 A, VG1S = 0 , VG2S = 0 Gate1-source breakdown voltage +IG1S = 10 mA, V G2S = 0 , VDS = 0 Gate2 source breakdown voltage IG2S = 10 mA, VG1S = 0 , V DS = 0 Gate1-source leakage current VG1S = 6 V, VG2S = 0 Gate 2 source leakage current V G2S = 8 V, VG1S = 0 , V DS = 0 Drain current VDS = 9 V, VG1S = 0 , VG2S = 6 V Operating current (selfbiased) VDS = 9 V, VG2S = 6 V Gate2-source pinch-off voltage VDS = 9 V, I D = 100 A
1For calculation of R thJA please refer to Application Note Thermal Resistance
Symbol min. V(BR)DS +V(BR)G1SS V (BR)G2SS +IG1SS IG2SS IDSS IDSO VG2S(p) 12 8 10 10 -
Values typ. 14 0.9 max. 12 16 60 50 500 19 -
Unit
V
A nA A mA V
2
Feb-18-2004
BF1009S...
Electrical Characteristics Parameter AC Characteristics VDS = 9 V, V G2S = 6 V Gate1 input capacitance VDS = 9 V, V G2S = 6 V, f = 1 MHz Output capacitance VDS = 9 V, V G2S = 6 V, f = 1 MHz Power gain (self biased) VDS = 9 V, V G2S = 6 V, f = 800 MHz Noise figure VDS = 9 V, V G2S = 6 V, f = 800 MHz Gain control range VDS = 9 V, V G2S = 6 ... 0 V, f = 800 MHz G p 40 50 F 1.4 2.1 dB Gp 18 22 dB Cdss 0.9 Cg1ss 2.1 2.7 pF Symbol min. (verified by random sampling) g fs 26 30 mS Forward transconductance Values typ. max. Unit
3
Feb-18-2004
BF1009S...
Total power dissipation Ptot = (TS) BF1009S, BF1009SR Total power dissipation Ptot = (TS) BF1009SW
220
mW
220
mA
180 160
180 160
P tot
140 120 100 80 60 40 20 0 0 15 30 45 60 75 90 105 120 C 150
P tot
140 120 100 80 60 40 20 0 0 15 30 45 60 75 90 105 120 C 150
TS
TS
Drain current ID = (VG2S)
Insertion power gain |S21| = (VG2S)
15 mA
10 dB 0
12
-5
ID
10 9 8 7 6 5 4 3 2 1 0 0 1 2 3 4
V
|S21|2
11
-10 -15 -20 -25 -30 -35 -40 -45 -50 -55
6
-60 0
1
2
3
4
V
6
VG2S
VG2S
4
Feb-18-2004
BF1009S...
Forward transfer admittance |Y21| = (VG2S)
28 mS 24 22 2.4
Gate 1 input capacitance Cg1ss= (Vg2s) f = 200MHz
pF
3
|Y 21|
C g1ss
V
20 18 16 14 12 10 8 6 4 2 0 0 1 2 3 4 6
2.2 2 1.8 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0 0 1 2 3 4
V
6
VG2S
VG2S
Output capacitance C dss = (VG2S) f = 200MHz
pF
3
2.4 2.2
Cdss
2 1.8 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0 0 1 2 3 4
V
6
VG2S
5
Feb-18-2004


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