N-Channel Junction FET
RJN1163
Electret Capacitor Microphone Applications
Package Type : SOT-300
Features
[unit:mm]
ꢀ Specially suited for use in audio and
telephone electret capacitor microphones
ꢀ Excellent voltage gain
1.60±0.05
0.31±0.03
0.12±0.03
ꢀ Very low noise
ꢀ High ESD voltage
3
ꢀ Ultra-small size package
0~0.02
1
2
Applications
0.21±0.03
0.5±0.05
0.21±0.03
0.5±0.05
MAX 0.34
ꢀ Cellular phones
ꢀ Portable audio
ꢀ PDAs
[TOP VIEW]
[SIDE VIEW]
ꢀ MP3 players
1. Drain 2. Source 3. Gate
Absolute Maximum Ratings at Ta = 25 oC
Parameter
Symbol
Ratings
Unit
Gate-to-Drain Voltage
Gate Current
Drain Current
Allowable Power Dissipation
Junction Temperature
Storage Temperature
VGDO
IG
ID
PD
Tj
Tstg
-20
10
10
100
150
V
mA
mA
mW
oC
oC
-55 to +150
Electrical Characteristics at Ta = 25 o C
Ratings
Parameter
Symbol
Conditions
Unit
Min
-20
-0.2
70*
0.4
Typ
Max
-1.5
Gate-to-Drain Breakdown Voltage
Cutoff Voltage
Zero-Gate Voltage Drain Current
Forward Transfer Admittance
Input Capacitance
V(BR)GDO
VGS(off)
IDSS
|yfs|
Ciss
V
V
IG = -100µA
VDS = 5V, ID = 1µA
VDS = 5V, VGS = 0
VDS = 5V, VGS = 0, f = 1kHz
VDS = 5V, VGS = 0, f = 1MHz
VDS = 5V, VGS = 0, f = 1MHz
-0.6
430*
µA
mS
pF
pF
1.2
3.5
0.8
Reverse Transfer Capacitance
Crss
* The RJN1163 is classified by IDSS as follows
Classification
A1
70~120
A2
100~170
B
C
D
150~270
210~350
320~430
IDSS(µA)
RFsemi Technologies, Inc.
Rev. 4