POEPHYTEREV-I National Semiconductor, POEPHYTEREV-I Datasheet - Page 62

• Manufacturer Part Number: POEPHYTEREV-I
• Description: BOARD EVAL LM5072, DP83848I
• Manufacturer: National Semiconductor
• Series: PHYTER®r

Specifications of POEPHYTEREV-I

• Main Purpose: Special Purpose DC/DC, Power Over Ethernet
• Outputs And Type: 1, Isolated
• Power - Output: 24W
• Voltage - Output: 3.3V
• Current - Output: 7.3A
• Voltage - Input: 39 ~ 57V
• Regulator Topology: Flyback
• Frequency - Switching: 250kHz
• Board Type: Fully Populated
• Utilized Ic / Part: DP83848, LM5072
• Lead Free Status / RoHS Status: Not applicable / Not applicable

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8.0 Electrical Specifications
Note: All parameters are guaranteed by test, statistical analysis or design.
Absolute Maximum Ratings
Recommended Operating Conditions
Absolute maximum ratings are those values beyond which the safety of the device cannot be guaranteed. They are not
meant to imply that the device should be operated at these limits.
8.1 DC Specs
Supply Voltage (V
DC Input Voltage (V
DC Output Voltage (V
Storage Temperature (T
Max case temp for T
Max. die temperature (Tj)
Lead Temp. (TL)
(Soldering, 10 sec.)
ESD Rating
(R
Supply voltage (V
Industrial - Ambient Temperature (T
Power Dissipation (P
Theta Junction to Case (T
Theta Junction to Ambient (T
Note: This is done with a JEDEC (2 layer 2 oz CU.) thermal test board
V
V
I
I
V
V
I
IH
IL
OZ
Symbol
IH
IL
OL
OH
ZAP
= 1.5k, C
Pin Types
ZAP
CC
I/O,
CC
I/O
I/O
I/O
I/O
I/O
I/O
O,
O,
O
I
I
I
I
= 100 pF)
IN
)
A
)
D
)
OUT
)
= 85°C
STG
)
jc
)
Thermal Characteristic
)
Input High Voltage Nominal V
Input Low Voltage
Input High Current V
Input Low Current V
Output Low
Voltage
Output High
Voltage
TRI-STATE
Leakage
ja
) degrees Celsius/Watt - No Airflow @ 1.0W
Parameter
A
)
-0.5V to V
-0.5V to V
-65
3.3 Volts + .3V
-0.5 V to 4.2 V
-40 to 85 °C
o
C to 150°C
CC
CC
I
I
V
OL
OH
267 mW
IN
IN
OUT
107 °C
150 °C
260 °C
+ 0.5V
+ 0.5V
4.0 kV
= 4 mA
Conditions
= V
= GND
= -4 mA
= V
CC
CC
62
CC
Vcc - 0.5
Min
2.0
Typ
Max
28.7
83.6
Max
+ 10
0.8
0.4
10
10
°C / W
°C / W
Units
Units
V
V
V
V
A
A
A