SI3500-A-GM Silicon Laboratories Inc, SI3500-A-GM Datasheet - Page 7

• Manufacturer Part Number: SI3500-A-GM
• Description: IC POE SWITCH PWR OVER LAN 20QFN
• Manufacturer: Silicon Laboratories Inc
• Type: Power over Ethernet Switch (PoE)r

Specifications of SI3500-A-GM

• Package / Case: 20-QFN
• Applications: IP Phones, Power over LAN, Network Routers and Switches
• Internal Switch(s): Yes
• Current Limit: 525mA
• Voltage - Supply: 42 V ~ 57 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Minimum Operating Temperature: - 10 C
• Mounting Style: SMD/SMT
• Product: Ethernet Controllers
• Maximum Operating Temperature: + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 336-1844-5

2. Typical Application Schematics
*Note: This is a simplified schematic. Refer to Si3452 reference design databases for complete application schematic.
*Note: This is a simplified schematic. Refer to Si3452 reference design databases for complete application schematic.
+VIN
50V
-Vin
Hot swap
damping
Optional
R8
-Vin
Hot swap
Optional
damping
+VIN
50V
R1
C1
24.9 k

Figure 1. Schematic (Non-Isolated 3.3 V Output)*
VNEG
RBIAS
Cin
Figure 2. Schematic (Isolated 3.3 V Output)*
VNEG
RBIAS
Si3500
Si3500
ISOSSFT
EROUT
Rev. 1.1
Cssft
SWO
VDD
C7
D2
D3
C8
R2
EROUT
C5
R3
SWO
FB
T1
PS2911
Ccomp
68µH
D1
R5
R4
C4
R6
R7
Cout
C3
+VOUT
3.3 V
-VOUT
Si3500
7