Datasheet FN4117A, FN4117, 2N4117A, 2N4117, 2N4119 Datasheet (Linear Integrated System Inc Linear Systems)

Linear Integrated Systems

Linear Integrated Systems

4042 Clipper Ct., Fremont, CA 94538 TEL: [phone] • FAX: [phone]

ULTRA-HIGH INPUT IMPEDANCE

N-CHANNEL JFET

LS4117, 4118, 4119

FEATURES

LOW POWER I

DSS

<90 µA (2N4117)

MINIMUM CIRCUIT LOADING I

GSS

<1 pA (2N4117A Series)

ABSOLUTE MAXIMUM RATINGS (

NOTE 1)

@ 25°C (unless otherwise noted)
Gate-Source or Gate-Drain Voltage (NOTE 1) -40V

Gate-Current 50mA
Total Device Dissipation
(Derate 2mW/°C to 175°C) 300mW
Storage Temperature Range -65°C to +175°C
Lead Temperature
(1/16" from case for 10 seconds) 255°C

ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise noted)

2N4117/A 2N4118 2N4119
FN4117/A 2N4118A 2N4119A

SYMBOL CHARACTERISTICS MIN MAX MIN MAX MIN MAX UNITS CONDITIONS

I

GSS

Gate Reverse Current -- -10 -- -10 -- -10 pA VGS= -20V VDS= 0
Standard only -- -25 -- -25 -- -25 nA

I

GSS

Gate Reverse Current -- -1 -- -1 -- -1 pA VGS=-20V VDS= 0
"A" Series only -- -2.5 -- -2.5 -- -2.5 nA

BV

GSS

Gate-Source Breakdown Voltage -40 -- -40 -- -40 -- IG=-1µA VDS= 0

V

GS(off)

Gate-Source Cutoff Voltage -0.6 -1.8 -1 -3 -2 -6 VDS=10V ID= 1nA

I

DSS

Saturation Drain Current 0.03 0.09 0.08 0.24 0.20 0.60 mA VDS=10V VGS= 0
(

NOTE 2) FN4117/A 0.015

g

fs

Common-Source Forward 70 210 80 250 100 330
Transconductance (

NOTE 2)

g

os

Common-Source Output -- 3 -- 5 -- 10
Conductance

C

iss

Common-Source Input -- 3 -- 3 -- 3 VDS= 10V VGS= 0
Capacitance

C

rss

Common-Source Reverse -- 1.5 -- 1.5 -- 1.5
Transfer Capacitance

150°C

150°C

V

µmho

pF

f=1MHz

f=1kHz

NOTES:

1. Due to symmetrical geometry, these units may be operated with source and drain leads interchanged.

2. This parameter is measured during a 2 ms interval 100 ms after power is applied. (Not a JEDEC condition.)

1

2

3

4

Case

G

D

S

TO-72

Bottom View

D

S

G

C