NOTICE: Please refer to the end of this document for information on product materials, compliance, safety, and legal statements.

IF35115 Rev A01

IFN201-A-2

InterFET

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Folder

Technical

Support

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Features

• InterFET N106A Geometry

• Tightly screened IFN201A: VGS(OFF): -0.5V to -1.0V

• Low gate leakage: 750fA typical @20V

• Low CISS: 3pF typical

• High radiation tolerance

• RoHS, REACH, CMR compliant

• Custom test and binning options available

• SMT and bare die package options

• Edge case SPICE modeling: InterFET SPICE

Industry Standard Crosses

• SST201, MMBFJ201, J201, J202

InterFET Similar Parts

• 2N4338, 2N4339, 2N4867, 2N4868, 2N4869, J201, J202, 2N3458, 2N3459, 2N3460

• SMP4338, SMP4339, SMP4867, SMP4868, SMP4869, SMPJ201, SMPJ202, SMP3458, SMP3459,

SMP3460

InterFET Similar Dual Parts

• IFN3954-8; IFN5197-9; IFNU231-5; IFNU401-6; IFNU410-2

• SMP3954-8; SMP5197-9; SMPU231-5; SMPU401-6; SMPU410-2

Applications

• General: Amplifiers; Low leakage switches; Signal mixers

• Audio: Tone control circuits; Headphone amplifiers; Audio filters; Preamplifier speaker drive;

Microphone impedance transformation and drive; Phono preamplifiers

• Military/Aero: Radar and communication systems; Missiles and guidance systems; Radiation detection

• Medical: Medical imaging systems; Medical monitors and recorders; Ultrasound equipment

Description

The InterFET IFN201, IFN201A, and IFN202 parts are targeted for cost sensitive low noise applications.

These parts are ideal for audio mic and preamplifier designs. Gate leakages are less than 1pA at 20V at

room temperatures. Exact crosses for SST201, MMBFJ201, MMBFJ201, J201, and J202 JFETs.

IFN201, IFN201A, IFN202 N-Channel JFET

Ordering Information Custom Part and Binning Options Available

Part Number

Description

Case

Packaging

IFN201ST3; IFN201AST3;

IFN202ST3

Surface Mount

SOT23

Bulk

IFN201ST3TR; IFN201AST3TR;

IFN202ST3TR

7“ Tape and Reel: Max 3,000 Pieces

13” Tape and Reel: Max 9,000 Pieces

SOT23

Minimum 1,000 Pieces

Tape and Reel

IFN201COT; IFN201ACOT;

IFN202COT

Chip Orientated Tray (COT Waffle Pack)

COT

400/Waffle Pack

IFN201CFT; IFN201ACFT;

IFN202CFT

Chip Face-up Tray (CFT Waffle Pack)

CFT

400/Waffle Pack

1

2

3

S/D

S/D

Gate

SOT23 Top View

NOTE: S/D pins are interchangeable Source Drain connections