MAX5945CAX+T Maxim Integrated Products, MAX5945CAX+T Datasheet - Page 42

• Manufacturer Part Number: MAX5945CAX+T
• Description: IC NETWORK PWR CTRL 36-SSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX5945CAX+T

• Controller Type: Network Power Controller
• Interface: I²C
• Voltage - Supply: 3.3V
• Current - Supply: 4.2mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 36-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Quad Network Power Controller
for Power-Over-LAN
Typical Operating Circuit 1 (without AC Load Removal Detection)
42
______________________________________________________________________________________
V
VCCRTN
CC
SDA
SCL
(3.3V)
NOTE: ALL SIGNAL PINS ARE REFERENCED TO DGND.
OPTIONAL BUFFER
OPTIONAL BUFFER
HPCL063L
DGND RANGE IS BETWEEN V
180Ω
180Ω
3kΩ
ISOLATION
OPTIONAL BUFFER
180Ω
(REF TO DGND)
1.8V TO 3.7V,
EE
AND (AGND + 4V).
3kΩ
HPCL063L
HPCL063L
3kΩ
3kΩ
-48V
-48VRTN
V
SDAOUT
SDAIN
SCL
DGND
DD
0.5Ω
1%
MAX5945
1 OF 4 CHANNELS
100V, 120mΩ
FDT3612
SOT-223
Typical Operating Circuits
1kΩ
MIDSPAN
OSC_IN
RESET
AUTO
SHD_
1N4448
INT
CAN BE UP TO 100kΩ
-48V RTN
OUTPUT TO PORT
50kΩ PULLUP
INTERNAL
INTERNAL PULLDOWN
(MANUAL MODE)
INTERNAL PULLDOWN
(SIGNAL MODE)
N.C.
OUTPUT TO
OFF
1kΩ
PORT
-48V
V
DD
4.7kΩ
ON