SI3402-A-GM Silicon Laboratories Inc, SI3402-A-GM Datasheet - Page 6

• Manufacturer Part Number: SI3402-A-GM
• Description: IC POE PD LOW EMI SW REG 20VQFN
• Manufacturer: Silicon Laboratories Inc
• Type: Power over Ethernet Switch (PoE)r

Specifications of SI3402-A-GM

• Package / Case: 20-VQFN
• Applications: IP Phones, Power over LAN, Network Routers and Switches
• Internal Switch(s): Yes
• Current Limit: 470mA
• Voltage - Supply: 2.8 V ~ 57 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Product: PoE / LAN Solutions
• Supply Voltage (max): 57 V
• Supply Voltage (min): 2.8 V
• Power Dissipation: 1.2 W
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Operating Temperature (max): 85C
• Rad Hardened: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Si3402
Table 3. Absolute Maximum Ratings (Transient)
Transient surge is defined in IEC60060 as a 1000 V impulse of either polarity applied across CT1–CT2 or SP1–SP2. The shape
of the impulse shall have a 300 ns full rise time and a 50 µs half fall time, with 201  source impedance.
Table 4. Surge Immunity Ratings
6
Type
Type
Voltage
Current
Notes:
CDE
ESD (System-Level)
ESD (CDM)
ESD (HBM)
ESD (MM)
Telephony Voltage
Compatibility
Notes:
1. Unless otherwise noted, all voltages referenced to VNEG. Permanent device damage may occur if the maximum
2. VPOS is equal to VPOSF and VPOSS tied together for test condition purposes.
1. Permanent device damage may occur if the maximum ratings are exceeded. Functional operation should be restricted
2. For more information regarding system-level surge tolerance, refer to “AN315: Robust Electrical Surge Immunity for
3. Designs must be compliant with the PCB layout and external component recommendations outlined in the Si3402 EVB
4. J. Deatherage and D. Jones, “Multiple Factors Trigger Cable Discharge Events in Ethernet LANs,” Electronic Design
4
ratings are exceeded. Functional operation should be restricted to those conditions specified in the operational
sections of this data sheet. Exposure to absolute maximum rating conditions for extended periods may adversely affect
device reliability.
to those conditions specified in the operational sections of this data sheet. Exposure to absolute maximum rating
conditions for extended periods may adversely affect device reliability.
PoE PDs through Integrated Protection”.
User Guide and AN296.
Dec. 4, 2000.
CT1 to CT2
SP1 to SP2
VPOS
HSO
VSS1, VSS2, or VSSA
SWO
PLOSS to VPOS
RDET
CT1, CT2, SP1, SP2
VPOS
Cable discharge event tolerance
Air discharge (IEC 61000-4-2)
Contact discharge (IEC 61000-4-2)
JEDEC (JESD22-C101C)
JEDEC (JESD22-A114E)
JEDEC (JESD22-A115A)
IEEE 802.3, Clause 33.5.6
2
2
1,2,3
2
Description
Description
Rev. 1.1
1
–2000 to 2000
–16.5 to 16.5
–750 to 750
–150 to 150
–3.5 to 3.5
–0.7 to 80
–0.7 to 80
–0.7 to 80
–0.7 to 80
–0.7 to 80
–80 to 0.7
–82 to 82
–82 to 82
Rating
Rating
–5 to 5
–5 to 5
–8 to 8
175
Unit
Unit
kV
kV
kV
Vp
V
A
V
V
V