SI3460 datasheet(2/22 Pages) SILABS

Il numero della parte	SI3460

Spiegazioni elettronici	IEEE 802.3af PSE INTERFACE AND DC-DC CONTROLLER

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Produttore elettronici	SILABS [Silicon Laboratories]

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Si3460

2

Preliminary Rev. 0.4

1. Block Diagram

Figure 1. Si3460 Block Diagram

DETA

RST

STATUS

CTRL1

CTRL2

State

Machine

Control

PWM DC/DC

Controller:

UVLO,

Current Limiting,

Short Circuit

Protection

OTP

Memory

PSE

Controller:

Detection

Classification

Disconnect

250KHZ

GATE

ISENSE

VSENSE

Config.

& LED

I/F

Osc.

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