參數(shù)資料
型號(hào): LTC1968CMS8
廠商: LINEAR TECHNOLOGY CORP
元件分類: 模擬專用變換器
英文描述: Precision Wide Bandwidth, RMS-to-DC Converter
中文描述: RMS TO DC CONVERTER, PDSO8
封裝: PLASTIC, MSOP-8
文件頁(yè)數(shù): 5/28頁(yè)
文件大?。?/td> 305K
代理商: LTC1968CMS8
5
LTC1968
1968f
TYPICAL PERFOR U
Performance vs Large Crest Factor
AC Linearity
DC Linearity
Supply Current vs Supply Voltage
Supply Current vs Temperature
Power Supply and ENABLE Pin
Current vs ENABLE Voltage
Input Signal Bandwidth
vs RMS Value
Performance vs Crest Factor
ENABLE PIN VOLTAGE (V)
0
3.0
2.5
2.0
1.5
–0.5
1.0
0.5
0
–1.0
0
–100
100
I
S
I
EN
–200
200
–300
300
–400
3
5
1968 G11
1
2
4
6
S
E
Input Signal Bandwidth
CREST FACTOR
1
199.0
199.8
199.6
199.4
199.2
O
200.0
200.2
200.4
200.6
2
3
4
5
1kHz
10kHz
1968 G05
200.8
201.0
200mV
SCR WAVEFORMS
C
= 10
μ
F
O.1%/DIV
60Hz
20Hz
CREST FACTOR
1
O
220
4
1968 G06
190
170
2
3
5
160
150
140
130
120
210
200
180
6
7
8
200mV
SCR WAVEFORMS
C
= 10
μ
F
5%/DIV
60Hz
40kHz
10kHz
1kHz
20Hz
V
IN1
(mV AC
RMS
)
0
V
O
I
R
)
0.20
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
400
60Hz
40kHz
1968 G07
100
200
300
500
SINEWAVES
C
AVE
= 10
μ
F
V
IN2
= MIDSUPPLY
V
IN1
(mV)
–500
{
O
I
|
0.02
0.06
0.10
300
1968 G08
–0.02
–0.06
0
0.04
0.08
–0.04
–0.08
–0.10
–300
–100
100
500
C
AVE
= 10
μ
F
V
IN2
= MIDSUPPLY
EFFECT OF OFFSETS
MAY BE POSITIVE OR
NEGATIVE AT V
IN
= 0V
SUPPLY VOLTAGE (V)
0
0
S
0.5
1.0
1.5
2.0
3.0
1
2
3
4
1968 G09
5
6
2.5
TEMPERATURE (
°
C)
–55
2.30
S
2.32
2.36
2.38
2.40
–15
25
45
125
1968 G10
2.34
–35
5
65
85 105
2.44
2.42
INPUT SIGNAL FREQUENCY (Hz)
1k
10k
10
O
100
1000
100k
1M
10M
100M
1968 G12
–3dB
1% ERROR
1% ERROR
INPUT SIGNAL FREQUENCY (Hz)
100
190
O
192
194
196
198
1k
10k
100k
1M
10M
1968 G13
188
186
184
182
200
202
1%/DIV
C
AVE
= 10
μ
F
V
IN
= 200mV
RMS
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