E
NGINEERING
D
EPARTMENT
706679 Rev 09-26-18
4 of 9
Pin
Signal Name
J3-1
I
2
C Serial Clock
J3-2
I
2
C Serial Data
J3-3
Address 1 Input (A1, see below)
J3-4
Address 0 Input (A0, see below)
J3-5
DC Return (ground)
J3-6
DC Return (ground)
J3-7
CAN High (CANH) (for Current Sharing)
J3-8
CAN High (CANH) (for Current Sharing)
J3-9
CAN Low (CANL) (for Current Sharing)
J3-10
CAN Low (CANL) (for Current Sharing)
J3-11
Negative Remote Sense (-RS)
J3-12
Positive Remote Sense (+RS)
J3-13
Power Fail/Power Good (PF/PG)
J3-14
Remote Enable (ENABLE)
J3-15
Not used
Table 4 J3 Pin Assignments
Pin
Signal Name
J6-1
Tachometer Input
J6-2
5V Standby (5VSB)
J6-3
DC Return (ground)
J6-4
12V Auxiliary (12VAUX) / FAN Controlled Output
J6-5
DC Return (ground)
Table 5 J6 Pin Assignments
I
2
C Levels
Low State
High State
Input Voltage
<= 1.3VDC
>= 3.0VDC
Output Voltage
<= 0.5VDC @ 8mA
Open with clamp to 3.3V
Table 6 I
2
C Signal Levels
