
V1.3 July 2006
Data Sheet
Ag8000
Power-Over-Ethernet Module
9. Electrical Characteristics
9.1. Absolute Maximum Ratings*
Parameter
Symbol
Min
Max
Units
1
DC Supply Voltage
V
CC
-0.3
60
V
2
DC Supply Voltage Surge for 1ms
V
SURGE
-0.6
80
V
3
Storage Temperature
T
S
-40
+100
O
C
*Exceeding the above ratings may cause permanent damage to the product. Functional operation under these conditions is not implied.
Maximum ratings assume free airflow.
9.2. Recommended Operating Conditions
Parameter
Symbol
Min
Typ
Max
Units
1 Input Supply Voltage
V
IN
36
48
60
V
2
Under Voltage Lockout
V
LOCK
30
36
V
3
Operating Temperature
T
OP
-20
25
70
Ta /
O
C
See Section 8. Operating Temperature Range
9.3. DC Electrical Characteristics*
DC Characteristic
Sym
Min
Typ*
Max
Units
Test
Comments
Ag8003
Ag8005
Ag8012
Ag8003
Ag8005
Ag8012
1
Output Voltage
V
OUT
2.5
2.5
7.5
3.3
5
12
4.5
7.5
13
1.5
1.2
1
V
V
V
A
A
A
%
2
Output Current (V
IN
= 48V)
I
OUT
3
Line Regulation
V
LINE
0.1
4
Load Regulation
V
LOAD
3.5
%
5
Output Ripple
V
RP
100
mVp-p @ Max load
6
Output Ripple and Spikes
V
SPK
200
mVp-p @ Max load
for specified
regulation
Continuous @
50
O
C, V
IN
=48V
Ag8012 @
50% Load
%
Per
O
C
7
Minimum Load
R
LOAD
100
mA
8
Short-Circuit Duration
T
SC
∞
sec
9
Efficiency
EFF
74
%
10 Temperature Coefficient
TC
0.05
*Typical figures are at 25°C with a nominal 48V supply and are for design aid only. Not Guaranteed
The output ripple and spikes can be reduced with an external filter, see application note.
Can be used with no load at reduced voltage regulation.
Silver Telecom 2006
13