MAX5952AEAX+ Maxim Integrated Products, MAX5952AEAX+ Datasheet - Page 9

• Manufacturer Part Number: MAX5952AEAX+
• Description: IC PSE CNTRLR FOR POE 36-SSOP
• Manufacturer: Maxim Integrated Products
• Type: Power Over Ethernet Controller (PoE)r

Specifications of MAX5952AEAX+

• Applications: Remote Peripherals (Industrial Controls, Cameras, Data Access)
• Internal Switch(s): No
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-BSOP (0.300", 7.5mm Width)
• Product: Controllers & Switches
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.71 V
• Power Dissipation: 941 mW
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Supply Current: 4.8 mA
• Input Voltage: 60V
• Digital Ic Case Style: SSOP
• No. Of Pins: 36
• Uvlo: 28.5V
• Frequency: 400kHz
• Interface: I2C
• Termination Type: SMD
• Rohs Compliant: Yes
• Filter Terminals: SMD
• Controller Type: Power Over Ethernet PD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(V
T
A
EE
= +25°C, all registers = default setting, unless otherwise noted.)
300
250
200
150
100
= -48V, V
50
0
0
THRESHOLD vs. OUTPUT VOLTAGE
V
0V
0A
EE
FOLDBACK CURRENT-LIMIT
DD
10
SHORT-CIRCUIT RESPONSE TIME
= +3.3V, V
OVERCURRENT TIMEOUT
V
(R
20
_______________________________________________________________________________________
OUT
LOAD
- V
EE
= 240Ω TO 57Ω)
30
(V)
20ms/div
20ms/div
AUTO
40
= V
AGND
High-Power, Quad, PSE Controller
50
MAX5952 toc12
MAX5952 toc14
= V
DGND
Typical Operating Characteristics (continued)
V
10V/div
V
(AGND - V
20V/div
I
200mA/div
V
10V/div
(AGND - V
50V/div
0V
I
200mA/div
0A
INT
5V/div
0V
OUT
OUT
350
300
250
200
150
100
GATE_
EE
GATE_
50
0
0
= 0V, RESET = SHD_ = unconnected, R
THRESHOLD vs. OUTPUT VOLTAGE
OUT
OUT
)
)
FOLDBACK CURRENT-LIMIT
10
V
for Power-Over-Ethernet
20
OUT
- V
EE
30
(V)
V
0V
0A
EE
(MAX5952AUAX) (R
OVERCURRENT RESPONSE WAVEFORM
40
SHORT-CIRCUIT RESPONSE TIME
50
400µs/div
4µs/div
SENSE
LOAD
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
-40
= 240Ω TO 57Ω)
= 0.5Ω, IVEE = 00, ICUT = 000,
DC LOAD DISCONNECT THRESHOLD
-15
MAX5952 toc13
MAX5952 toc15
vs. TEMPERATURE
TEMPERATURE (°C)
10
I
200mA/div
(AGND - V
50V/div
GATE
10V/div
INT
2V/div
(AGND - V
20V/div
0V
I
10A/div
130mA
V
10V/div
V
0V
OUT
OUT
GATE_
EE
35
OUT
OUT
)
)
60
85
9