參數(shù)資料
型號: STHS4257L
廠商: 意法半導體
英文描述: IEEE 802.3af PoE Powered Device (PD) Interface Controller with Integrated Signature Resistor(集成識別電阻的IEEE802.3af PoE PD 接口控制器)
中文描述: IEEE 802.3af標準的PoE供電設備(PD)接口控制器,它集成簽名電阻(集成識別電阻的IEEE802.3af標準PoE電源接口控制器)
文件頁數(shù): 4/18頁
文件大?。?/td> 173K
代理商: STHS4257L
List of figures
STHS4257A, STHS4257A1, STHS4257L, STHS4257L1
4/18
List of figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Pin connections (STHS4257A/L, top view). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Pin connections (STHS4257A1/L1, top view). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Application circuit overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Block diagram (STHS4257A/L). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Typical application circuit (STHS4257A/L) with a DC/DC converter. . . . . . . . . . . . . . . . . . . 9
Block diagram (STHS4257A1/L1). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Typical application circuit (STHS4257A1/L1) with a DC/DC converter. . . . . . . . . . . . . . . . 10
SO8 – 8-lead plastic small outline, 150mils width, mechanical drawing. . . . . . . . . . . . . . . 14
DFN8 – 8-lead dual flat no-lead outline, package mechanical drawing . . . . . . . . . . . . . . . 15
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