STHS2376L
STHS2376L is IEEE 802.3af PoE Powered Device (PD) interface controller manufactured by STMicroelectronics.
- Part of the STHS2375A comparator family.
- Part of the STHS2375A comparator family.
STHS2375A, STHS2375L, STHS2376A, STHS2376L, STHS2377A, STHS2377L
IEEE 802.3af Po E Powered Device (PD) interface controller
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Features
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- IEEE 802.3af-pliant interface for Powered Devices (PDs) Integrated 100V, 500m A power MOSFET Resistor-programmable inrush current limit Normal operation current limit 460m A External 25kΩ signature resistor Resistor-programmable classification current (Class 0-4) Power Good output (active-high), open drain Undervoltage Lockout (UVLO)
- standard, programmable, and legacy (see Table 1) Thermal overload protection Latch (L) or auto-retry (A) after hard current overload or repetitive thermal overload Industrial temperature range:
- 40 to +85°C 8-pin SO and 8-pin TSSOP packages Ro HS pliant Device options
External signature resistor (1%) 24.9kΩ 24.9kΩ 24.9kΩ 24.9kΩ 24.9kΩ 24.9kΩ UVLO Standard Standard Programmable Programmable Legacy Legacy UVLO threshold, rising (V) 39.3 39.3 2.49 2.49 35.1 35.1
8 1
SO8 (M)
TSSOP8 (DW)
Applications
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Voice over IP (VOIP) phones Web cameras WLAN access points Internet appliances POS terminals RFID readers
Table 1.
Order code STHS2375A STHS2375L STHS2376A STHS2376L STHS2377A STHS2377L
UVLO threshold, falling (V) 30.5 30.5 1.93 1.93 30.5 30.5
Protection mode Auto Latch Auto Latch Auto Latch
July 2007
Rev 4
1/20
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