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TPS23750 TPS23770
SLVS590B – JULY 2005 – REVISED FEBRUARY 2008
INTEGRATED 100-V IEEE 802.
3af PD AND DC/DC CONTROLLER
FEATURES
1
•2 Complete 802.
3af PoE Interface – Features derived from the TPS2375 – 100 V, 0.
6 Ω Internal Pass
MOSFET – Standard and Legacy UVLO Choices – Fixed 140 mA Inrush Limit
• Primary Side DC/DC Converter Control – Minimum External Component Count – Current Mode Control – Isolated and Non-Isolated Topologies – Programmable Operating Frequency – Current Sense Leading-edge Blanking – 50% Duty Cycle Limiting –
Voltage Output Error Amplifier
• Internal PoE and Converter Sequencing • Industry-Standard 20 Lead Package • Industrial Temperature Range: –40°C to 85°C...