SI3461-E02-GM Silicon Laboratories Inc, SI3461-E02-GM Datasheet - Page 9
![no-image](/images/manufacturer_photos/0/6/609/silicon_laboratories_inc_sml.jpg)
SI3461-E02-GM
Manufacturer Part Number
SI3461-E02-GM
Description
IC POWER MANAGEMENT CTLR 11VQFN
Manufacturer
Silicon Laboratories Inc
Datasheet
1.SI3461-KIT.pdf
(24 pages)
Specifications of SI3461-E02-GM
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
2.2. PSE Timing Characteristics
When implemented in accordance with the recommended external components and layout guidelines, the Si3461
controller enables the following typical performance characteristics in single-port PSE applications. Refer to the
Si3461-EVB applications note, schematics, and user's guide for more details.
Description
Endpoint Detection
Delay Cycle
Detection Time
Classification Delay
Cycle
Classification Time
Power-Up Turn-On
Delay
Midspan Detect Back-
off Time
Error Delay Time
Disconnect Delay
Note: These typical specifications are based on an ambient operating temperature of 25 °C and V
t
CLASS_CYCLE
t
DET_CYCLE
Symbol
t
t
t
DETECT
t
PWRUP
DC_DIS
CLASS
t
BOM
T
ed
Time from when a valid detection is
Time from when a valid detection is
Time from PD connection to port to
Time from successful detect mode
Time from successful detect mode
Time from error to restart of detec-
Class 4, two event classification;
completion of detection process.
Table 5. PSE Timing
Class 0/1/2/3 and Class 4 PoE;
Class 0/1/2/3 and Class 4 PoE;
completed until V
completed until V
Time required to measure PD
to classification complete.
to classification complete.
tion in auto-restart mode.
signature resistance.
Test Conditions
Rev. 1.0
Class 4 PoE+;
Class 0/1/2/3;
Class 4 PoE+
applied
applied
OUT
OUT
power is
power is
Min
2.0
2.0
90
—
—
—
—
—
—
—
—
IN
Typ
112
350
90
60
99
30
69
76
= +50 V.
—
—
—
Si3461
Max
460
—
—
—
—
—
—
—
—
—
—
Unit
ms
ms
ms
ms
ms
ms
ms
ms
ms
s
s
9