代理產線

TEA1771

 2007-04-11

【基本資料】

【產品特性】

‧高壓供電, 寬電壓, 通過高壓供電直接啟動
‧波谷檢測, S1為零電壓開關
‧軟啟動電路保證正常啟動, 無過沖
‧保護功能強, OCP, OVP, UVP (UVLO)
‧初級驅動器特別集成高壓, 高邊 重定開關 (S2) 和高壓電平移位元電路
‧在待機模式下待機電路可以增加效率
‧最大開關頻率 = 150 KHz (可用外接電阻調整)
Control IC for an active clamp forward converter.

【產品應用】

80+ compliant PC’s, Small form factor PC, Consumer box size Media Center PCs, PC server

【文字介紹】

The TEA1771 is a primary control IC for an active clamp forward converter. This converter enables higher duty cycles up to about 70%. A higher maximum duty cycle lowers the
required breakdown voltage of both the primary and secondary switches, reducing the total cost of the system.