PM8805TR

IEEE 802.3bt PoE-PD interface with embedded dual active bridge

Parameters

ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	QFN 8x8x1 43L P 0.5 6 Dice pad

Description

The PM8805 is a system-in-package for smart power supply of Power over Ethernet (PoE) Powered Devices (PD) and it is applicable for power level up to 99.9 W.It embeds: two active bridges and their driving circuitry, a charge pump to drive the high-side MOSFETs, the hot swap MOSFET and the interface...
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Key features

Key features
Dual active bridge, hot swap MOSFET and PoE-PD interface in a system-in-package 100 V N-ch MOSFETs with 0.2 Ω total path resistance for each active bridge 100 V, 0.1 Ω high-side N-ch hot swap MOSFET PoE-PD single-signature interface compliant with IEEE 802.3bt / at / af Supports 4-pair PoE applications Supports 12 V auxiliary sources Identifies which kind of PSE (standard or legacy) is connected with and provides successful IEEE802.3bt / at / af classification indication as a combination of the T0, T1 and T2 signals (open drain) Smart operational modes Programmable classification current with 3.3 ms delay Optional Autoclass feature Advanced energy-saving MPS timings Two-step hot swap current protection: DC with 1 ms delay and short-circuit with 10 μs delay Controlled pre-charge of the output capacitor PGD signal (open drain) to enable an external PWM controller Thermal shutdown protection

In stock

Quantity	$ per unit	Savings
1-9	$7.87	0%
10-24	$6.23	21%
25-99	$5.75	27%
100-249	$5.31	33%
250-499	$5.07	36%
500	$4.91	38%
500 +	Contact sales

$7.87

Parameters

ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	QFN 8x8x1 43L P 0.5 6 Dice pad

Description

Key features

Key features
Dual active bridge, hot swap MOSFET and PoE-PD interface in a system-in-package 100 V N-ch MOSFETs with 0.2 Ω total path resistance for each active bridge 100 V, 0.1 Ω high-side N-ch hot swap MOSFET PoE-PD single-signature interface compliant with IEEE 802.3bt / at / af Supports 4-pair PoE applications Supports 12 V auxiliary sources Identifies which kind of PSE (standard or legacy) is connected with and provides successful IEEE802.3bt / at / af classification indication as a combination of the T0, T1 and T2 signals (open drain) Smart operational modes Programmable classification current with 3.3 ms delay Optional Autoclass feature Advanced energy-saving MPS timings Two-step hot swap current protection: DC with 1 ms delay and short-circuit with 10 μs delay Controlled pre-charge of the output capacitor PGD signal (open drain) to enable an external PWM controller Thermal shutdown protection