UNISONIC TECHNOLOGIES CO., LTD

K1109

N-CHANNEL JFET

www.unisonic.com.tw

1 of 3

Copyright © 2010 Unisonic Technologies Co., Ltd

QW-R206-009.Ga

N-CHANNEL JFET FOR

ELECTRET CONDENSER

MICROPHONE

DESCRIPTION

The UTC K1109 is N-channel JFET for electrets condenser

microphone.

FEATURES

* High GM Implies Low Transfer loss

* Built-In Gate-Source Diode and Resistor Implies Fast Power on

Settling Time

ORDERING INFORMATION

Ordering Number

Pin Assignment

Normal

Lead Free

Halogen Free

Package

1

2

3

Packing

K1109-x-AC3-R

K1109L-x-AC3-R

K1109G-x-AC3-R

SOT-113

S

D

G

Tape Reel

K1109-x-AE3-R

K1109L-x-AE3-R

K1109G-x-AE3-R

SOT-23

S

D

G

Tape Reel

K1109L-x-AC3-R

(1)Packing Type

(2)Package Type

(4)Lead Plating

(1) R: Tape Reel

(2) AC3: SOT-113, AE3: SOT-23

(4) G: Halogen Free, L: Lead Free, Blank: Pb/Sn

(3)Rank

MARKING