LM5071MT-50/NOPB ,Power Over Ethernet PD Controller with Auxiliary Power Interface 16-TSSOP -40 to 125 SNVS409E –NOVEMBER 2005–REVISED APRIL 2013PIN DESCRIPTIONSPin Name Description Application Informa ..
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LP2988IMMX-3.8 ,Micropower, 200 mA Ultra Low-Dropout Low Noise Voltage Regulator with Programmable Power-On Reset DelayLP2987/LP2988 Micropower, 200 mA Ultra Low-Dropout Voltage Regulator with ProgrammablePower-On Rese ..
LP2988IMMX-5.0 ,Micropower, 200 mA Ultra Low-Dropout Low Noise Voltage Regulator with Programmable Power-On Reset DelayFeaturesn Ultra low dropout voltageThe LP2987/8 are fixed-output 200 mA precision LDO volt-age regu ..
LP2988IMX-2.5 ,Micropower, 200 mA Ultra Low-Dropout Low Noise Voltage Regulator with Programmable Power-On Reset DelayFeaturesn Ultra low dropout voltageThe LP2987/8 are fixed-output 200 mA precision LDO volt-age regu ..
LP2988IMX-2.8 ,Micropower/ 200 mA Ultra Low-Dropout Voltage Regulator with Programmable Power-On Reset Delay; Low Noise Version Available (LP2988)Featuresn Ultra low dropout voltageThe LP2987/8 are fixed-output 200 mA precision LDO volt-age regu ..
LP2988IMX-3.2 ,Micropower, 200 mA Ultra Low-Dropout Low Noise Voltage Regulator with Programmable Power-On Reset DelayLP2987/LP2988 Micropower, 200 mA Ultra Low-Dropout Voltage Regulator with ProgrammablePower-On Rese ..
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LM5071MT-50/NOPB
Power Over Ethernet PD Controller with Auxiliary Power Interface
IEEE 802.3af Interface
UVLO
Signature Detection
ClassificationVOUT
PoE (+) Hot Swap
In-rush and Fault
Current Limiting
LM5071
LM5071• Current Mode Pulse Width Modulatornetwork poweris unavailable. The LM5071 integrates
• Supports both Isolated and Non-Isolated an 80V, 400mA line connection switch and
Applications associated control fora fully IEEE 802.3af compliant
• Error Amplifier and Reference for Non-Isolated interface witha full featured current mode pulse width
Applications modulator dc-dc converter. All power sequencing
requirements between the controller interface and
• Programmable Oscillator Frequency switch mode power supply (SMPS) are integrated into
• Programmable Soft-Start the IC.
• 80% Maximum Duty Cycle Limiter, Slope
Compensation (-80 device) 50% Maximum Duty Cycle Limiter, No Slope
Compensation (-50 device)
Block Diagram
