MAX5952 MAXIM [Maxim Integrated Products], MAX5952 Datasheet - Page 47

• Manufacturer Part Number: MAX5952
• Description: High-Power, Quad, PSE Controller for Power-Over-Ethernet
• Manufacturer: MAXIM [Maxim Integrated Products]

DESIGNATION
TOP VIEW
C1
C2
C3
C4
C5
C6
C7
C8
C9
D1
L1
MIDSPAN
SDAOUT
RESET
SDAIN
DGND
SHD1
SHD2
DET1
DET2
DET3
DET4
SCL
V
INT
A3
A2
A1
DD
A0
______________________________________________________________________________________
10
11
12
13
14
15
16
17
18
0.1µF, 25V ceramic capacitor
0.022µF, 25V ceramic capacitor
15nF, 25V ceramic capacitor
220µF capacitor Sanyo 6SVPA220MAA
4.7µF, 16V ceramic capacitor
0.47µF, 100V ceramic capacitor
0.22µF, 16V ceramic capacitor
2.2µF, 16V ceramic capacitor
4.7nF, 16V ceramic capacitor
B1100 100V Schottky diode
68µH inductor
Coilcraft DO3308P-683 or equivalent
1
2
3
4
5
6
7
8
9
+
MAX5952
SSOP
Pin Configuration
DESCRIPTION
High-Power, Quad, PSE Controller
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
OSC
AUTO
OUT1
GATE1
SENSE1
OUT2
GATE2
SENSE2
V
OUT3
GATE3
SENSE3
OUT4
GATE4
SENSE4
AGND
SHD4
SHD3
EE
for Power-Over-Ethernet
DESIGNATION
MAX5952C_
MAX5952A_
Component List for V
Q2, Q3, Q4
R4, R6, R9
PART
R1, R3
R10
Q1
U1
R2
R5
R7
R8
SENSE RESISTOR (Ω)
Si2328DS
Vishay n-channel MOSFET, SOT23
MMBTA56 small-signal PNP
2.61kΩ ±1% resistors
6.81kΩ ±1% resistor
1Ω ±1% resistors
1kΩ ±1% resistor
1.02kΩ ±1% resistor
30Ω ±1% resistor
2Ω ±1% resistor
High-voltage PWM IC
MAX5020ESA (8-pin SO)
0.5
0.5
DESCRIPTION
Selector Guide
DIG
Supply
V
DD
3.3
5
(V)
47