Data Sheet

LTC9101-2A/LTC9102

TYPICAL APPLICATION

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RELATED PARTS

Table 15. Related Parts

PART NUMBER

DESCRIPTION

COMMENTS

LTC9101-1/LTC9102/

LTC9103

48-Port IEEE 802.3at/802.3bt PoE PSE

Controller

Lowest in Industry Power Path Dissipation with 0.1Ω Sense, Transformer Isolated Communications

LTC9101-2/LTC9102

24-Port IEEE 802.3bt PoE PSE Controller

Industry Standard Register Map, Lowest in Industry Power Path Dissipation with 0.1Ω Sense, Direct

or Transformer Isolated Communications

LTC4292/LTC4291-1

4-Port IEEE 802.3bt PoE PSE Controller

Transformer Isolation, 14-bit Current Monitoring per Port with Programmable Current Limit, Supports

Type 1 to Type 4 PDs

LT®4293

LTPoE++®/IEEE 802.3bt PD Interface

Controller

External Switch, LTPoE++ and IEEE 802.3bt Support, Configurable Class and AUX Support

LT4294

IEEE 802.3bt PD Controller

External Switch, IEEE 802.3bt Support, Configurable Class and AUX Support

LT4295

IEEE 802.3bt PD with Forward/Flyback

Switching Regulator Controller

External Switch, IEEE 802.3bt Support, Configurable Class, Forward or No-Opto Flyback Operation,

Frequency, PG/SG Delays, Soft-Start, and Aux Support as Low as 9V, Including Housekeeping Buck,

Slope Compensation

LTC4290/LTC4271

8-Port PoE/PoE+/LTPoE++ PSE Controller

Transformer Isolation, Supports IEEE 802.3af, IEEE 802.3at, and LTPoE++ PDs

LTC4263

Single IEEE 802.3af PSE Controller

Internal MOSFET Switch

LTC4265

IEEE 802.3at PD Interface Controller

Internal 100V, 1A Switch, 2-Event Classification Recognition

LTC4266

Quad IEEE 802.3at PoE PSE Controller

With Programmable ICUT/ILIM, 2-Event Classification, and Port Current and Voltage Monitoring

LTC4267

IEEE 802.3af PD Interface with Integrated

Switching Regulator

Internal 100V, 400mA Switch, Dual Inrush Current, Programmable Class

LTC4270/LTC4271

12-Port PoE/PoE+/LTPoE++ PSE Controller

Transformer Isolation, Supports Type 1, Type 2, and LTPoE++ PDs

LTC4278

IEEE 802.3at PD Interface with Integrated

Flyback Switching Regulator

2-Event Classification, Programmable Class, Synchronous No-Opto Flyback Controller, 50kHz to

250kHz, 12V Aux Support

LTC4279

Single PoE/PoE+/LTPoE++ PSE Controller

Supports IEEE 802.3af, IEEE 802.3at, LTPoE++, and Proprietary PDs