UNISONIC TECHNOLOGIES CO., LTD
UK2751
Preliminary N-CHANNEL JFET
www.unisonic.com.tw 1 of 3
Copyright © 2017 Unisonic Technologies Co., Ltd QW-R206-110.a
N-CHANNEL JUNCTION FIELD
EFFECT TRANSISTOR
DESCRIPTION
The UTC UK2751 is a N-channel junction field effect transistor,
and it can be specially used in electronic condenser microphone
specially.
FEATURES
* Low noise-figure (NF).
* High gate to drain voltage V
GDO
.
* Good voltage characteristics and transient characteristics
ORDERING INFORMATION
Ordering Number Pin Assignment
Lead Free Halogen Free
Package
1 2 3
Packing
UK2751L-AE2-R UK2751G-AE2-R SOT-23-3 D S G Tape Reel
Note: Pin Assignment: G: Gate D: Drain S: Source
MARKING
2751
UK2751 Preliminary N-CHANNEL JFET
UNISONIC TECHNOLOGIES CO., LTD 2 of 3
www.unisonic.com.tw QW-R206-110.a
ABSOLUTE MAXIMUM RATINGS (T
A
=25°C, unless otherwise specified)
PARAMETER SYMBOL RATINGS UNIT
Gate to Drain Voltage V
GDO
-25 V
Drain Current I
D
5 mA
Allowable Power Dissipation P
D
200 mW
Operating Temperature T
OPR
0 ~ +85 °C
Storage Temperature T
STG
-40 ~ +105 °C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL CHARACTERISTICS (T
A
=25±3°C, unless otherwise specified)
PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT
G-D Breakdown Voltage BV
GDO
V
DS
=0V, I
G
=-100uA -25 V
Gate Off Voltage V
GS(OFF)
V
DS
=5V, I
D
=1uA -0.5 -1.0 V
Common Source Forward Trans-
conductance.
g
FS
V
DS
=5V, V
GS
=0V 1 mS
Drain Current I
DSS
V
DS
=5V, V
GS
=0V 0.25 1.2 mA
Drain Source Resistance R
DS(ON)
V
DS
=0.25V, V
GS
=0V 500 1600 Ω
Gate Input Resistance R
IN
V
DS
=0V, V
GS
=-15V 1000 80000 Gig-Ω