ltc4269cdkd-2 Linear Technology Corporation, ltc4269cdkd-2 Datasheet - Page 32

• Manufacturer Part Number: ltc4269cdkd-2
• Description: Ieee 802.3at High Power Pd And Synchronous Forward Controller With Aux Support
• Manufacturer: Linear Technology Corporation

LTC4269-2
RELATED PARTS
32
PART NUMBER
LT
LTC3803
LTC3805
LTC3825
LTC4257-1
LTC4258
LTC4259A-1
LTC4263
LTC4263-1
LTC4265
LTC4266
LTC4267-1/
LTC4267-3
LTC4268-1
LTC4269-1
ThinSOT is a trademark of Linear Technology Corporation.
®
1952
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
Single Switch Synchronous Forward Controller
Current Mode Flyback DC/DC Controller in ThinSOT
Adjustable Frequency Current Mode Flyback Controller
Isolate No-Opto Synchronous Flyback Controller with
Wide Input Supply Range
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
High Power Single PSE Controller
IEEE 802.3at PD Interface Controller
Quad IEEE 802.3at PSE Controller
IEEE 802.3af PD Interface with Integrated Switching
Regulator
35W High Power PD Interface with Integrated Switching
Regulator
IEEE 802.3at PD Interface Integrated Switching Regulator 2-Event Classifi cation, Programmable Classifi cation, Synchronous No-Opto
●
FAX: [phone]
●
www.linear.com
TM
COMMENTS
Synchronous Controller, Programmable Volt-Sec Clamp, Low Start Current
200KHz Constant Frequency, Adjustable Slope Compensation, Optimized
for High Input Voltage Applications
Slope Comp Overcurrent Protect, Internal/External Clock
Adjustable Switching Frequency, Programmable Undervoltage Lockout,
Accurate Regulation Without Trim, Synchronous for High Effi ciency.
100V 400mA Internal Switch, Programmable Classifi cation Dual
Current Limit
DC Disconnect Only, IEEE-Compliant PD Detection and Classifi cation,
Autonomous Operation or I
AC or DC Disconnect IEEE-Compliant PD Detection and Classifi cation,
Autonomous Operation or I
AC or DC Disconnect IEEE-Compliant PD Detection and Classifi cation,
Autonomous Operation
Internal Switch, Autonomous Operation, 30W
2-Event Classifi cation Signaling, Programmable Classifi cation,
Auxiliary Support
Type 1 and 2 Compliant, 180mW/Port at 720mA, Advanced Power
Management, 4-Point PD Detection
100V 400mA Internal Switch, Programmable Classifi cation, 200KHz
or 300KHz Constant Frequency PWM, Interface and Switcher Optimized
for IEEE-Compliant PD System.
750mA MOSFET, Programmable Classifi cation, Synchronous No-Opto
Flyback Controller, 50kHz to 250kHz
Flyback Controller, 50kHz to 250kHz
2
2
C Control
C Control
© LINEAR TECHNOLOGY CORPORATION 2009
LT 0609 • PRINTED IN USA
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