LTC1966CMS8#TRPBF Linear Technology, LTC1966CMS8#TRPBF Datasheet - Page 6

• Manufacturer Part Number: LTC1966CMS8#TRPBF
• Description: IC PREC RMS/DC CONV MCRPWR 8MSOP
• Manufacturer: Linear Technology

Specifications of LTC1966CMS8#TRPBF

• Current - Supply: 155µA
• Voltage - Supply: 2.7 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC1966
Typical perForMance characTerisTics
6
–0.02
–0.04
–0.06
–0.08
–0.10
–0.1
–0.2
–0.3
–0.4
–0.5
0.10
0.08
0.06
0.04
0.02
230
220
210
200
190
180
170
160
150
0.5
0.4
0.3
0.2
0.1
0
0
–500
–6
1
Gain and Offsets vs V
Performance vs Large Crest Factors
DC Linearity
200mV
C
V
5%/DIV
C
V
V
GAIN ERROR
AVE
DD
AVE
IN2
DD
2
= 5V
= 5V
= GND
= 4.7µF
= 1µF
–5
–300
FUNDAMENTAL
RMS
FREQUENCY
3
SCR WAVEFORMS
–4
CREST FACTOR
–100
20Hz
V
4
V
IN1
SS
–3
(mV)
(V)
5
EFFECT OF OFFSETS
MAY BE POSITIVE
OR NEGATIVE
100
100Hz
V
OOS
–2
SS
60Hz
6
Supply
300
–1
7
250Hz
V
1966 G11
1966 G12
1966 G14
IOS
500
8
0
0.5
0.4
0.3
0.2
0.1
0
– 0.1
– 0.2
– 0.3
– 0.4
–0.5
–0.05
–0.10
–0.15
–0.20
0.20
0.15
0.10
0.05
–0.1
–0.2
–0.3
–0.4
–0.5
200
175
150
125
100
–25
75
25
0.5
0.4
0.3
0.2
0.1
50
0
0
0
2.5
0
0
Quiescent Supply Currents
vs Supply Voltage
Gain and Offsets vs V
AC Linearity
60Hz SINEWAVES
C
V
V
AVE
IN2
SS
50
= GND
= GND
= 1µF
3.0
1
100
GAIN ERROR
V
DD
150
SUPPLY VOLTAGE (V)
3.5
V
2
IN1
200
V
OOS
(mV AC
V
V
DD
250
IOS
4.0
3
(V)
300
RMS
4.5
4
DD
350
)
I
I
DD
SS
Supply
V
400
SS
5.0
5
= GND
450
1966 G16
1966 G13
1966 G10
500
5.5
6
1
0.8
0.6
0.4
0.2
0
– 0.2
– 0.4
– 0.6
– 0.8
–1.0
–100
250
200
150
100
–50
50
0
0
Shutdown Currents
vs ENABLE Voltage
V
201.0
200.6
200.4
200.0
199.8
200.8
200.2
DD
–10
–15
–20
10
–5
= 5V
5
0
1
1.0
Performance vs Crest Factor
Output Accuracy vs Signal
Amplitude
0
–1% ERROR
200mV
C
V
O.1%/DIV
I
1% ERROR
SS
ENABLE PIN VOLTAGE (V)
AVE
DD
1.5
= 5V
= 10µF
2
AC INPUT
0.5
V
RMS
DD
I
DD
2.0
= 3V
SCR WAVEFORMS
3
CREST FACTOR
2.5
V
1
IN1
3.0
(V
4
RMS
1.5
AC INPUTS = 60Hz
SINEWAVES
V
3.5
100Hz
IN2
)
AC INPUT
V
5
DD
20Hz
= GND
1966 G18
I
= 5V
DC INPUT
4.0
EN
V
DD
2
6
= 5V
4.5
500
250
0
–250
–500
60Hz
1966 G15
1966 G24
1966fb
5.0
2.5