IEEE 802.3af/at PD Front End IC

Microsemi Proprietary and Confidential. PD70100/PD70200 Datasheet Revision 3.0

8

4

Electrical Specifications

4.1

Absolute Maximum Ratings

Table 2 • Absolute Maximum Ratings

Supply Input Voltage (V ) Continuous

PP

−0.3 V to 74 VDC

Supply Input Voltage (V ) 1 ms pulse

PP

−0.3 V to 88 VDC

Port Negative Out Voltage (VPN

)

OUT

−0.3 V to 74 VDC

R

Continuous

DET

−0.3 V to 74 VDC

R

1 mS pulse

DET

−0.3 V to 88 VDC

R

, R

CLASS

REF

−0.3 V to 5 VDC

VAUX

−0.3 V to 30 VDC

PGOOD, AT_FLAG (with respect to VPN

) Continuous

OUT

−0.3 V to 74 VDC

PGOOD, AT_FLAG (with respect to VPN

) 1 mS pulse

OUT

−0.3 V to 88 VDC

ESD Protection*

±1.5 kV HBM

Maximum Operating Junction Temperature (T )

A

150 °C

Operating Ambient Temperature

−40 °C to 85 °C

Storage Temperature Range

−65 °C to 150 °C

Peak Package Solder Reflow Temp (40 seconds max exposure)

260 °C

* All pins except pin 11 (V

). Pin 11 ESD Protection ±150 V HBM.

AUX

** No pin voltage can be higher than Vpp.

Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to VPNIN

except for Vaux, PGOOD and AT_FLAG with respect to VPN

. Currents are positive into, negative out of

OUT

specified terminal. These are stress ratings only and functional operation of the device at these or any

other conditions beyond those indicated under “Recommended Operating Conditions” are not implied.

Exposure to “Absolute Maximum Ratings” for extended periods may affect device reliability.

4.2

Typical Electrical Performance

Unless otherwise specified, the following specifications apply over the operating ambient temperature

−40 °C ≤ T

≤ 85 °C. Production tests are done at 25 °C T .

AMB

A

4.2.1

Power Supply

Table 3 • Power Supply

Parameter

Symbol

Min

Typ

Max

Units

Test Conditions/Comment

Input Voltage

VPP

0

55

57

V

Supports Full IEEE802.3 af/at

functionality

Power Supply Current at Operating

Mode

1

3

mA

V = 55 V

PP