TF212G-XX-AC3-R [UTC]
CAPACITOR MICROPHONE APPLICATIONS; 电容话筒的应用
| 型号： | TF212G-XX-AC3-R |
| 厂家： | 
Unisonic Technologies |
| 描述： | CAPACITOR MICROPHONE APPLICATIONS |
| 文件： | 总3页 (文件大小：125K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
UNISONIC TECHNOLOGIES CO., LTD
TF212
Preliminary
JFET
CAPACITOR MICROPHONE
APPLICATIONS
DESCRIPTION
The UTC TF212 uses advanced trench technology to provide
excellent RDS (ON), low gate charge and operation with low gate
voltages. This device is suitable for use in capacitor microphone
applications.
FEATURES
* Suited for use in audio, telephone capacitor microphones.
* Good voltage characteristic.
* Good transient characteristic.
* Halogen Free
ORDERING INFORMATION
Pin Assignment
Ordering Number
Package
Packing
1
S
S
S
2
D
D
D
3
TF212G-xx-AC3-R
TF212G-xx-A3C-R
TF212G-xx-AN3-R
SOT-113
SOT-113S
SOT-523
G
G
G
Tape Reel
Tape Reel
Tape Reel
MARKING
TF212-F4
TF212-F5
www.unisonic.com.tw
Copyright © 2009 Unisonic Technologies Co., Ltd
1 of 3
QW-R206-097.b
TF212
Preliminary
JFET
ABSOLUTE MAXIMUM RATINGS
( Ta=25°С, unless otherwise specified )
PARAMETER
SYMBOL
RATING
UNIT
V
Gate Drain Voltage
Gate Current
VGDO
IG
-20
10
mA
mA
mW
°С
Drain Current
ID
1
Power Dissipation
Junction Temperature
Storage Temperature
PD
100
TJ
150
TSTG
-55~+150
°С
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
(Ta=25°С, unless otherwise specified)
PARAMETER
SYMBOL
BVGDO
VGS(OFF)
IDSS
TEST CONDITIONS
IG=-100μA
MIN TYP MAX UNIT
Gate Drain Breakdown Voltage
Gate Source Cut off Voltage
Drain Current
-20
V
V
VDS=5V, ID=1μA
-0.2 -0.6 -1.2
VDS=5V, VGS=0
140
1
350
μA
mS
pF
pF
dB
dB
dB
MΩ
Ω
Forward Transfer Admittance
Input Capacitance
lYFSl
CISS
VDS=2V, VGS=0, f=1KHz
VDS=5V, VGS=0, f=1MHz
VDS=5V, VGS=0, f=1MHz
VIN=10mV, f=1KHz
VIN=10mV,f=1KHz, VCC=4.5V→1.5V
f=1KHz to 110Hz
f=1KHz
1.2
3.5
0.65
-3
Output Capacitance
CRSS
Voltage Gain
GV
△GVV
△GVf
ZIN
Reduced Voltage Characteristic
Frequency Characteristic
Input Resistance
-1.2 -3.5
-1
25
Output Resistance
ZO
f=1KHz
700
1
Total Harmonic distortion
Output Noise Voltage
THD
VNO
VIN=30mV, f=1KHz
VIN=0
%
-110 dB
CLASSIFICATION OF IDSS
RANK
F4
F5
210-350
RANGE
140-240
UNISONIC TECHNOLOGIES CO., LTD
2 of 3
QW-R206-097.b
www.unisonic.com.tw
TF212
Preliminary
JFET
TEST CIRCUIT
(Ta=25°C)
VCC=4.5V
CC=1.5V
1KΩ
V
15pF
33μF
+
OSC
A
B
V
THD
VTVM
1KΩ
FOR OUTPUT
IMPEDANCE
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
3 of 3
QW-R206-097.b
www.unisonic.com.tw
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