Linear Technology LTC4269IDKD-2#PBF
- Part Number:
- LTC4269IDKD-2#PBF
- Manufacturer:
- Linear Technology
- Ventron No:
- 3267400-LTC4269IDKD-2#PBF
- Description:
- IC POE 802.3AT PD W/REG 32-DFN
- ECAD Model:
-
- Datasheet:
- LTC4269IDKD-2#PBF
Description
The LTC4269-2 is an integrated Powered Device (PD) interface and power supply controller designed for IEEE 802.3at PD applications. It features:
2-event classification signaling
Flexible auxiliary power options
Synchronous forward controller with AUX support
Features
IEEE 802.3at compliant (Type-2) PD
25.5W IEEE 802.3at high power available indicator
Integrated state-of-the-art synchronous forward controller
Isolated power supply efficiency >94%
Superior EMI performance
Robust 100V 0.72 (Typ) integrated Hot Swap™ MOSFET
Integrated signature resistor, programmable class current, UVLO, OVLO, and thermal protection
Short-circuit protection with auto-restart
Programmable switching frequency from 100kHz to 500kHz
Thermally enhanced 7mm x 4mm DFN package
Applications
IP phones with large color screens
Dual radio 802.11n access points
PTZ security cameras
The LTC4269-2 is an integrated Powered Device (PD) interface and power supply controller designed for IEEE 802.3at PD applications. It features:
2-event classification signaling
Flexible auxiliary power options
Synchronous forward controller with AUX support
Features
IEEE 802.3at compliant (Type-2) PD
25.5W IEEE 802.3at high power available indicator
Integrated state-of-the-art synchronous forward controller
Isolated power supply efficiency >94%
Superior EMI performance
Robust 100V 0.72 (Typ) integrated Hot Swap™ MOSFET
Integrated signature resistor, programmable class current, UVLO, OVLO, and thermal protection
Short-circuit protection with auto-restart
Programmable switching frequency from 100kHz to 500kHz
Thermally enhanced 7mm x 4mm DFN package
Applications
IP phones with large color screens
Dual radio 802.11n access points
PTZ security cameras
Linear Technology LTC4269IDKD-2#PBF technical specifications, attributes, parameters and parts with similar specifications to Linear Technology LTC4269IDKD-2#PBF.
- Factory Lead Time8 Weeks
- Lifecycle StatusPRODUCTION (Last Updated: 2 weeks ago)
- Package / Case32-WFDFN Exposed Pad
- Surface MountYES
- Number of Pins32
- Operating Temperature-40°C~85°C
- PackagingTube
- Published2010
- JESD-609 Codee3
- Part StatusActive
- Moisture Sensitivity Level (MSL)1 (Unlimited)
- Number of Terminations32
- ECCN CodeEAR99
- Terminal FinishMatte Tin (Sn)
- SubcategorySwitching Regulator or Controllers
- TechnologyCMOS
- Voltage - Supply37.2V~60V
- Terminal PositionDUAL
- Peak Reflow Temperature (Cel)260
- Number of Functions1
- Terminal Pitch0.4mm
- Frequency500kHz
- Reflow Temperature-Max (s)30
- Base Part NumberLTC4269
- Pin Count32
- Input Voltage-Nom12V
- Number of Channels1
- Nominal Supply Current1.35mA
- Power - Max25.5W
- Current - Supply1.35mA Max
- Control ModeCURRENT-MODE
- Control TechniquePULSE WIDTH MODULATION
- Nominal Input Voltage60V
- Switcher ConfigurationSINGLE
- Internal Switch(s)Yes
- Standards802.3at (PoE ), 802.3af (PoE)
- Height Seated (Max)0.8mm
- Length7mm
- Width4mm
- Radiation HardeningNo
- REACH SVHCNo SVHC
- RoHS StatusROHS3 Compliant
Popular Search Part Number
Related Keywords
Search Tags
Latest News
-
15 January 2024
SN75176BDR Characteristics, Working Principle and Applications
Ⅰ. Overview of SN75176BDRⅡ. Specifications of SN75176BDRⅢ. What are the characteristics of SN75176BDR?Ⅳ. Symbol, footprint and pin configuration of SN75176BDRⅤ. Simplified schematic of SN75176BDRⅥ. How does SN75176BDR work?Ⅶ.... -
16 January 2024
AD9361BBCZ RF Transceiver Manufacturer, Characteristics, Applications and Package
Ⅰ. Overview of AD9361BBCZⅡ. Who produced AD9361BBCZ?Ⅲ. Technical parameters of AD9361BBCZⅣ. What are the characteristics of AD9361BBCZ?Ⅴ. Market trend of AD9361BBCZⅥ. Where is AD9361BBCZ used?Ⅶ. How to use... -
16 January 2024
PDIUSBD12 Structure, Pin Configuration, Characteristics and Applications
Ⅰ. Overview of PDIUSBD12Ⅱ. Design of PDIUSBD12Ⅲ. Internal structure of PDIUSBD12Ⅳ. Pin configuration of PDIUSBD12Ⅴ. What are the characteristics of PDIUSBD12?Ⅵ. PDIUSBD12 instructionsⅦ. What are the applications of... -
17 January 2024
MCF5282CVM66 Microcontroller Replacements, Structure, Working Principle and Other Details
Ⅰ. MCF5282CVM66 overviewⅡ. Structure and working principle of MCF5282CVM66Ⅲ. Specifications of MCF5282CVM66Ⅳ. What are the advantages and disadvantages of MCF5282CVM66?Ⅴ. Purpose of MCF5282CVM66Ⅵ. Market trend of MCF5282CVM66Ⅶ. Precautions...
Help you to save your cost and time.
Reliable package for your goods.
Fast Reliable Delivery to save time.
Quality premium after-sale service.