SA2007H Datasheet, PDF (8/10 Pages) Sames – Single Phase Bidirectional Dual Element Power/Energy Metering IC with Pulse Output

SA2007H
sames
NEUTRAL
LIVE
LIVE
NEUTRAL
L ^R4
T1
TZ1
p
s
GND
CT2
R8
CT1
R9
GND
GND
U1
1
Vin
3
Vout
D1
D3
VDD
R14
C2
+ ^C5
+ C6
GND
D2
D4
R15
C3
VSS
R1
R2
R3
R10
R11
R12
R13
VDD
R6
C4
VSS
1
2
3
4
5
6
7
8
9
10
VSS
U2
IIN1
IIP1
IIN2
IIP2
VREF
OMODE
RP
VDD
FMO
TCLK
SA2007H
R5
14V
C1
GND
IVP
D1
P1
D2
TEST
VSS
P2
INT
R7
20
19
18
Energy Dir CH1
17
Energy Pulse CH1
16
Energy Dir CH1
15
14
Micro
13
VSS
Energy Pulse CH2
Controller
12
Inrerrupt
11
Zero Crossings
RST Interrupt
Figure 8: Application circuit showing metering section
http://www.sames.co.za
8/10
PRELIMINARY