LTC1968CMS8 Linear Technology, LTC1968CMS8 Datasheet - Page 26

• Manufacturer Part Number: LTC1968CMS8
• Description: IC CONVERTER RMS-DC PREC 8MSOP
• Manufacturer: Linear Technology

Specifications of LTC1968CMS8

• Current - Supply: 2.3mA
• Voltage - Supply: 5.0V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

GND
LTC1968
SI PLIFIED SCHE ATIC
TYPICAL APPLICATIO S
26
IN1
IN2
EN
V
DIFFERENTIAL)
+
W
AC INPUTS
(1V
PEAK
AC-Coupled RMS-to-DC Converter
5V Single Supply, Differential,
1µF
C
C
IN1
IN2
GND
LTC1968
OUT RTN
5V
V
+
TO BIAS CONTROL
V
EN
OUT
1968 TA02
W
C3
C4
2nd ORDER ∆Σ MODULATOR
C1
U
C
10µF
AVE
C2
+
–
DC OUTPUT
A1
C5
C6
∫
Y1
50Hz TO 400Hz
AC CURRENT
75A MAX
∫
C7
C8
Y2
Single Supply RMS Current Measurement
+
–
0.1µF
T1
A2
C10
C9
10Ω
10k
10k
IN1
IN2
GND
C11
C12
LTC1968
SHUTDOWN
OUT RTN
V
+
CLOSED
DURING
V
EN
OUT
T1: CR MAGNETICS CR8348-2500-N
www.crmagnetics.com
1968 TA03
C
10µF
50k
BLEED RESISTOR
FOR C
AVE
V
AVE
OUT
OUT RTN
OUTPUT
= 4mV
DC
1968 SS
/A
RMS
1968f
C
AVE