SI3460-EVB Silicon Laboratories Inc, SI3460-EVB Datasheet - Page 5
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SI3460-EVB
Manufacturer Part Number
SI3460-EVB
Description
BOARD EVAL POE FOR SI3460
Manufacturer
Silicon Laboratories Inc
Type
DC/DC Switching Converters, Regulators & Controllersr
Specifications of SI3460-EVB
Main Purpose
Special Purpose DC/DC, Power Over Ethernet
Outputs And Type
1, Non-Isolated
Voltage - Output
-48V
Board Type
Fully Populated
Utilized Ic / Part
Si3460
Input Voltage
12 V, 15 V
Output Voltage
- 48 V
Interface Type
Ethernet
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Product
Power Management Modules
For Use With/related Products
Si3460
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Voltage - Input
-
Power - Output
-
Frequency - Switching
-
Regulator Topology
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1842
1.1. Si3460-EVB Performance Characteristics
When implemented according to the recommended external components and layout guidelines for the Si3460-
EVB, the Si3460 enables the following performance specifications in single-port PSE applications. Please refer to
the Si3460-EVB User’s Guide and schematics for details.
Table 1. Selected Electrical Specifications (Si3460-EVB)
Parameter
Power Supplies
V
V
VDD supply voltage range
VDD UVLO voltage
Output supply voltage
Supply current
Detection Specifications
Minimum signature resistance
Maximum signature resistance
Classification Specifications
Classification voltage
Classification current limit
Classification current region
Protection and Current Control
Overload current threshold
Overload current limit
Overload time
Output power at overload
Disconnect current
Efficiency
System efficiency
IN
IN
input supply range
input UVLO voltage
I
CLASS
R
Symbol
R
V
V
I
UVLO
V
DETmax
CLASS
DETmin
P
CLASS
I
T
V
DDmin
I
I
V
CUT
MIN
OUT
I
LIM
_
LIM
LIM
DD
IN
IN
REGION
–40 to +85 °C ambient range
UVLO turn-off voltage at V
Si3460 supply voltage range
Si3460 UVLO turn-off voltage
PSE output voltage at
V
Current into V
(including gate drive and detect)
0 mA < I
Measured with 200 across V
Class 0
Class 1
Class 2
Class 3
Class 4
Class 0/3/4
Class 1
Class 2
All class levels;
Output = 100 across V
Output = 100 across V
Disconnect current
(P
IN
IN
= 11 V (min) to 16 V (max)
@ V
Rev. 1.1
CLASS
IN
Test Condition
) to (P
DD
< 45 mA
OUT
@ V
OUT
OUT
OUT
IN
)
OUT
15,400/
–20.5
5000/
7000/
V
V
V
26.5
15.4
Min
–54
400
2.7
2.7
11
10
—
15
55
16
25
35
OUT
OUT
OUT
50
—
0
8
5
12, 15
Typ
–50
340
154
425
3.3
7.5
—
—
17
29
—
—
—
—
—
—
—
88
60
17
75
5
Si3460
–15.5
Max
–46
400
180
450
3.6
16
—
—
—
19
33
95
13
21
31
45
98
75
—
10
—
5
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
k
k
ms
W
%
V
V
V
V
V
V
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