U441 Datasheet PDF


Part Number

U441

Description

dual n-channel JFET

Manufacture

Siliconix

Total Page 1 Pages
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Download U441 Datasheet PDF


Features Datasheet pdf matched dual n-channel JFETs designed fo r • • • • VHF/UHF Amplifiers H Siliconix, Performance CUr1fes NZF-D S ee Sedion 4 BENEFITS • High Gain 9fs = 4500 Ilmho Minimum • Dual Version o f J300 with Matched Gate-to-Source Volt age ABSOLUTE MAXIMUM RATINGS (25°C) TO-71 See Section 6 5, 02 ,a 0 0] 6 0 G1 021 7 oa , 5, G2 BottomViaw TO- 78 See Section 6 5, C 405 02 ]0 06 G , 0 0 G2 20 ' 0, ,0 5, BottomViaw Gate-To-Gate Voltage .........•...... ........ ±50 V Gate-Drain or Gate-Sour ce Voltage ...•....... -25 V Gate Cur rent ....•..................•...... .. 50 mA Total Package Dissipation (25 C Free-Air Temperature) .............. 350 mW Power Derating ........................ 2,8 mW/oC .
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U441 Datasheet
matched dual
n-channel JFETs
designed for • •
VHF/UHF Amplifiers
H
Siliconix,
Performance CUr1fes NZF-D
See Sedion 4
BENEFITS
High Gain
9fs = 4500 Ilmho Minimum
Dual Version of J300 with Matched
Gate-to-Source Voltage
ABSOLUTE MAXIMUM RATINGS (25°C)
TO-71
See Section 6
5,
02
,a 0
0] 6 0
G1 021 7
oa
, 5,
G2
BottomViaw
TO-78
See Section 6
5,
C 405 02
]0 06
G, 0
0 G2
20 '
0, ,0
5,
BottomViaw
Gate-To-Gate Voltage .........•.............. ±50 V
Gate-Drain or Gate-Source Voltage ...•....... -25 V
Gate Current ....•..................•........ 50 mA
Total Package Dissipation
(25°C Free-Air Temperature) .............. 350 mW
Power Derating ........................ 2,8 mW/oC
-S~G, G2
s, 82
Storage Temperature Range ........ -65°C to +150°C
Lead Temperature
(1/16" from case for 10 seconds) ......... 300°C)
5, 102
ci
~
" 5,
\\,~.
ci I,
TO-71 = U440. U441
ELECTRICAL CHARACTERISTICS (25°C unless otherwise noted)
TO-78 = U443. U444
:21 S
T
A
12 T
4I
I- C
5
IGSS
VGS(off)
BVGSS
lOSS
IG
Characteristic
Gate Reverse Current (Note 1)
Gate-Source Cutoff Voltage
Gate-Source Breakdown Voltage
Saturation Dram Current (Note 2)
Gate Current (Note 1)
U440/U443
Min Typ Max
-500
-1 -6
-25
6 30
-500
U441/U444
Min Typ Max
-500
-1 -6
-25
6 30
-500
Unit
pA
V
mA
pA
6 9fs
I-
0
V
-7 N 90S
A
BM
-~
C,ss
9 Crss
Common-Source Forward
Transconductance
Common-Source Output
Conductance
Common-Source Input
Capacitance
Common-Source Reverse
Transfer Capacitance
4,500
9,000 4,500
200
9,000
pmho
200
35 3.5
pF
O,B O,B
M
10 A IVGS1-VGS21 Differential Gate-Source Voltage
T
10 20 mV
Test Conditions
VOS = 0, VG: = -15 V
VOS=10V,10=lnA
VOS=O,IG=-lI'A
VOS= lOV, VGS=O
VOG = 10 V, 10 = 5 mA
t= 1 kHz
VOG= 10V, 10=5mA
t~ 1 MHz
VOG = 10 V, 10 = 5 mA
NOTES:
1. Approximately do~bles for every 10°C increase In TA
2. Pulse test dUration =300 Ilsec; duty cycle <;. 3%.
NZF,O
3-130
Sillcanix




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