Datasheet

MAX5980 Evaluation Kit
Evaluates: MAX5980
14Maxim Integrated
Table 5. Jumper JU9 and Microcontroller PCB Pad Functions
Table 6. -48V/-54V Port Power Interface Jumper Functions
*Default set by PCB trace.
*Port 1/port 3 60W operation.
SHUNT
POSITION
ISOLATION
MODE
EV KIT PCB PAD TO MICROCONTROLLER CONNECTION
1-2
(Shorted*)
Isolated OPTO_VCC PCB pad connects to the microcontroller’s +3.3V power supply.
3-4
(Shorted*)
Isolated OPTO_SCL_IN PCB pad connects to the microcontroller’s serial-clock line.
5-6
(Shorted*)
Isolated OPTO_SDA PCB pad connects to the microcontroller’s SDA data line.
7-8
(Shorted*)
Isolated OPTO_SDA PCB pad connects to the microcontroller’s SDA data line.
9-10
(Shorted*)
Isolated INT_OUT PCB pad connects to the microcontroller’s INT pin.
— Isolated OPTO_GND PCB pad connects to the microcontroller’s power-supply ground.
1-2
(Cut open)
Nonisolated JU9-2 VDIG pin supplies power to the microcontroller from the VDIG voltage.
3-4
(Cut open)
Nonisolated JU9-4 SCL pin connects to the microcontroller’s serial-clock line.
5-6
(Cut open)
Nonisolated JU9-6 SDAIN pin connects to the microcontroller’s SDA data line.
7-8
(Cut open)
Nonisolated JU9-8 SDAOUT pin connects to the microcontroller’s SDA data line.
9-10
(Cut open)
Nonisolated JU9-10 INT pin connects to the microcontroller’s INT pin.
— Nonisolated TP DGND connects to the microcontroller’s power-supply ground.
PORT JUMPER PCB TRACE SHORT EV KIT OPERATION
Port 1
JU27
Trace shorted at pins 1-2 Normal operation (30W) or (60W)
Cut open -48V_1 power available at pin 1 only
JU31
Open Normal operation (30W)
Trace shorted at pins 1-2 GND feeds to port 1 (60W)*
Port 2
JU28
Trace shorted at pins 1-2 Normal operation (30W)
Cut open GND* power not available at pin 1
JU32
Trace shorted at pins 1-2 Normal operation (30W)
Cut open -48V_2 power available at pin 2 only
Cut open and install short at pins 2-3 -48V_2 power feeds to port 1 (60W)*
Port 3
JU29
Trace shorted at pins 1-2 Normal operation (30W or 60W)
Cut open -48V_3 power available at pin 1 only
JU33
Open Normal operation (30W)
Trace shorted at pins 1-2 GND feeds to port 3 (60W)*
Port 4
JU30
Trace shorted at pins 1-2 Normal operation (30W)
Cut open -48V_4 power available at pin 2 only
Cut open and install short at pins 2-3 -48V_4 power feeds to port 3 (60W)*
JU34
Trace shorted at pins 1-2 Normal operation (30W)
Cut open -48V_4 power available at pin 2 only*