MAX5945EAX+ Maxim Integrated Products, MAX5945EAX+ Datasheet - Page 8

• Manufacturer Part Number: MAX5945EAX+
• Description: IC NETWORK PWR CTRL 36-SSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX5945EAX+

• Controller Type: Network Power Controller
• Interface: I²C
• Voltage - Supply: 3.3V
• Current - Supply: 4.2mA
• Operating Temperature: -40°C ~ 85°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
8
(V
T
A
EE
= +25°C, unless otherwise noted.)
_______________________________________________________________________________________
= -48V, V
DD
= +3.3V, AUTO = AGND = DGND = 0V, RESET = SHD_ = unconnected, R
RESET TO OUTPUT TURN-OFF DELAY
SHORT-CIRCUIT RESPONSE TIME
OVERCURRENT TIMEOUT
(R
LOAD
= 240Ω TO 57Ω)
100µs/div
20ms/div
20ms/div
Typical Operating Characteristics (continued)
MAX5945 toc12
MAX5945 toc14
MAX5945 toc16
GATE 10V/div
(AGND - OUT)
20V/div
0V
I
200mA/div
0A
V
INT
2V/div
0V
(AGND - OUT)
20V/div
0V
I
250mA/div
0A
GATE
10V/div
V
RESET
0V
I
200mA/div
0A
(AGND - OUT)
20V/div
GATE
10V/div
V
OUT
OUT
OUT
EE
EE
EE
200mA/div
I
OUT
0A
ZERO-CURRENT DETECTION WAVEFORM
OVERCURRENT RESPONSE WAVEFORM
SHORT-CIRCUIT RESPONSE TIME
(R
LOAD
SENSE
= 240Ω TO 57Ω)
100ms/div
400µs/div
4µs/div
= 0.5Ω, all registers = default setting,
MAX5945 toc17
MAX5945 toc13
MAX5945 toc15
(AGND - OUT)
20V/div
0V
I
200mA/div
GATE
10V/div
INT
5V/div
(AGND - OUT)
20V/div
0V
GATE
10V/div
V
INT
2V/div
0V
(AGND - OUT)
20V/div
0V
I
5A/div
0A
GATE
10V/div
V
OUT
OUT
EE
EE