参数资料
型号: LT1115CSW#TR
厂商: Linear Technology
文件页数: 5/16页
文件大小: 0K
描述: IC OPAMP AUDIO MONO AB 16SOIC
标准包装: 1,000
放大器类型: 音频
电路数: 1
转换速率: 15 V/µs
增益带宽积: 70MHz
电流 - 输入偏压: 50nA
电压 - 输入偏移: 50µV
电流 - 电源: 8.5mA
电压 - 电源,单路/双路(±): ±4 V ~ 20 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.295",7.50mm 宽)
供应商设备封装: 16-SO
包装: 带卷 (TR)
13
LT1115
1115fa
Figure 5. High Performance Transformer Coupled Microphone Pre-Amp
Risetime of High Performance
Transformer Coupled Microphone
Pre-Amp (Figure 5)
Frequency Response
(Gain = 20dB) Balanced In/
Balanced Out (Figure 5)
THD + Noise vs Frequency
(Gain = 20dB) Balanced In/
Balanced Out (Figure 5)
FREQUENCY (Hz)
0.0005
TOTAL
HARMONIC
DISTORTION
+
NOISE
(%)
0.010
0.001
0.1
1
20
100
1k
20k
VS = ±18V
VIN = 0.95VRMS
RL = 600
RS = 150
TA = 25°C
LT1115 TA15
FREQUENCY (Hz)
AMPLITUDE
(dB)
REFERRED
TO
1kHz
– 1.000
– 2.000
– 3.000
– 4.000
– 5.000
1.0000
0.0
10
1k
10k
100k
100
VS = ±18V
VIN = 0.95VRMS
RL = 600
RS = 150
TA = 25°C
LT1115 TA16
RISETIME OF PRE-AMP
AV = 20dB
VIN = 400mV
2kHz SQUARE WAVE MEASURED AT SINGLE-
ENDED OUTPUT BEFORE TRANSFORMER
+
+
LT1115
LT1010CT
LT1097
INPUT
CASE
JENSEN
JE-16-A/B
JENSEN
JE-11-BM
WHT
BLK
BRN
ORANGE
150
MICROPHONE
RED
YELLOW
YEL
6.19k
100
100k
100
100pF
22
49.9
~ 250
SELECT
FOR 2mA
2N4304**
2mA
3
2
7
6
4
1F
35V
1F
35V
1F
35V
1F
35V
1F
35V
470F
35V
470F
35V
1F
35V
18V
–18V
1F
1N4002
V
V+
IN
2.5k
REV. AUDIO
TAPER
BOOST
2.49k
OUT
10
10k
OPTIONAL
SINGLE-ENDED TO
BALANCED OUTPUT
TRANSFORMER
4.99
3
2
7
6
4
RESISTORS 1% METAL FILM
CAPACITORS—BYPASS: LOW ESR
OTHER: HIGH QUALITY FILM
NOTE: USE SINGLE POINT GROUND
*
**
JENSEN NETWORK VALUES—FACTORY SELECTED.
JE-16-A/B & JE-11-BM AVAILABLE FROM:
JENSEN TRANSFORMERS
10735 BURBANK BLVD.
N. HOLLYWOOD, CA 91601
(213) 876-0059
OR USE 2mA CURRENT SOURCE
LT1115 TA13
+
TYPICAL APPLICATIO S
U
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