LTC4267IGN-1#TRPBF Linear Technology, LTC4267IGN-1#TRPBF Datasheet - Page 32

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LTC4267IGN-1#TRPBF

Manufacturer Part Number
LTC4267IGN-1#TRPBF
Description
IC POE 802.3AF INTERFACE 16SSOP
Manufacturer
Linear Technology
Datasheet

Specifications of LTC4267IGN-1#TRPBF

Controller Type
Power over Ethernet Controller (POE)
Interface
IEEE 802.3af
Current - Supply
3mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-SSOP
Linear Misc Type
Negative Voltage
Package Type
SSOP N
Operating Supply Voltage (max)
-57V
Operating Temperature (min)
-40C
Operating Temperature (max)
85C
Operating Temperature Classification
Industrial
Product Depth (mm)
3.99mm
Product Height (mm)
1.5mm
Mounting
Surface Mount
Pin Count
16
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Supply
-
Lead Free Status / Rohs Status
Compliant

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Burst Mode is a registered trademark of Linear Technology Corporation. No R
LTC4267-1
TYPICAL APPLICATION
32
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
DESCRIPTION
High Power Isolated Flyback Controller
Wide Input Range, No R
Flyback, Boost and SEPIC Controller
Current Mode Flyback DC/DC Controller in ThinSOT™ 200kHz Constant Frequency, Adjustable Slope Compensation, Optimized for
Isolate No-Opto Synchronous Flyback Controller with
Wide Input Supply Range
IEEE 802.3af PD Interface Controller
IEEE 802.3af PD Interface Controller
Quad IEEE 802.3af Power over Ethernet Controller
Quad IEEE 802.3af Power over Ethernet Controller
Single IEEE 802.3af Power over Ethernet Controller
IEEE 802.3af PD Interface with an Integrated
Switching Regulator
FAX: (408) 434-0507
High-Effi ciency Class 3 PD with 3.3V Isolated Power Supply
SENSE
™ Current Mode
www.linear.com
COMMENTS
Adjustable Switching Frequency, Programmable Undervoltage Lockout,
Optional Burst Mode
High Input Voltage Applications
Adjustable Switching Frequency, Programmable Undervoltage Lockout,
Accurate Regulation without Trim, Synchronous for High Effi ciency
100V 400mA Internal Switch, Programmable Classifi cation
100V 400mA Internal Switch, Programmable Classifi cation Dual Current Limit
Autonomous Operation or I
Autonomous Operation or I
Autonomous Operation or I
100V 400mA Internal Switch, Programmable Classifi cation, 200kHz Constant
Frequency PWM, Interface and Switcher Optimized for IEEE-Compliant PD
System
Sense Output Voltage Directly from Primary-Side Winding
DC Disconnect Only, IEEE-Compliant PD Detection and Classifi cation,
AC or DC Disconnect IEEE-Compliant PD Detection and Classifi cation,
AC or DC Disconnect IEEE-Compliant PD Detection and Classifi cation,
SENSE
and ThinSOT are trademarks of Linear Technology Corporation.
®
Operation at Light Load
2
2
2
C™ Control
C Control
C Control
© LINEAR TECHNOLOGY CORPORATION 2007
LT 0207 • PRINTED IN USA
42671f

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