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型号	下载订购	功能描述	制造商上传企业	LOGO
KA78	文件：36.14 Kbytes Page：6 Pages	Low Dropout Voltage Regulator Description The KA78RM33 is a low-dropout voltage regulator suitable for various electronic equipment. It provide constant voltage power source with surface mount type package (D-PAK). dropout voltage of KA78RM33 is below 0.6V in full rated current(0.5A). This regulator has various function such 文件：36.14 Kbytes 页数：6 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA7805	文件：232.5 Kbytes Page：28 Pages	3-Terminal 1A Positive Voltage Regulator Description The KA78XX/KA78XXA series of three-terminal positive regulator are available in the TO-220/D-PAK package and with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut down and safe operating area p 文件：232.5 Kbytes 页数：28 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA7805	文件：227.11 Kbytes Page：28 Pages	3-Terminal 1A Positive Voltage Regulator Description The KA78XX/KA78XXA series of three-terminal positive regulator are available in the TO-220/D-PAK package and with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut down and safe operating area p 文件：227.11 Kbytes 页数：28 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA7805A	文件：227.11 Kbytes Page：28 Pages	3-Terminal 1A Positive Voltage Regulator Description The KA78XX/KA78XXA series of three-terminal positive regulator are available in the TO-220/D-PAK package and with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut down and safe operating area p 文件：227.11 Kbytes 页数：28 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA7805A	文件：232.5 Kbytes Page：28 Pages	3-Terminal 1A Positive Voltage Regulator Description The KA78XX/KA78XXA series of three-terminal positive regulator are available in the TO-220/D-PAK package and with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut down and safe operating area p 文件：232.5 Kbytes 页数：28 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA7805AE	文件：254.2 Kbytes Page：26 Pages	3-Terminal 1A Positive Voltage Regulator Description The KA78XXE / KA78XXAE series of three-terminal positive regulators is available in the TO-220 / D-PAK package with several fixed-output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut-down, and safe operating are 文件：254.2 Kbytes 页数：26 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA7805AETU	文件：413.9 Kbytes Page：27 Pages	3-Terminal 1 A Positive Voltage Regulator Description The KA78XXE / KA78XXAE series of three-terminal positive regulators is available in the TO-220 / D-PAK package with several fixed-output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut-down, and safe operating are 文件：413.9 Kbytes 页数：27 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA7805AETU	文件：2.70916 Mbytes Page：26 Pages	3-Terminal 1A Positive Voltage Regulator Description The KA78XXE / KA78XXAE series of three-terminal positive regulators is available in the TO-220 / D-PAK package with several fixed-output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut-down, and safe operating are 文件：2.70916 Mbytes 页数：26 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA7805E	文件：254.2 Kbytes Page：26 Pages	3-Terminal 1A Positive Voltage Regulator Description The KA78XXE / KA78XXAE series of three-terminal positive regulators is available in the TO-220 / D-PAK package with several fixed-output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut-down, and safe operating are 文件：254.2 Kbytes 页数：26 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA7805ER	文件：254.2 Kbytes Page：26 Pages	3-Terminal 1A Positive Voltage Regulator Description The KA78XXE / KA78XXAE series of three-terminal positive regulators is available in the TO-220 / D-PAK package with several fixed-output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, thermal shut-down, and safe operating are 文件：254.2 Kbytes 页数：26 Pages	FAIRCHILD 仙童半导体	FAIRCHILD

替换型号

技术参数

Compliance：
Pb-free
Status：
Active
Description：
3-Terminal 1A Positive Voltage Regulator
Output：
Single
Polarity：
Positive
VO (V)：
5
IO Typ (A)：
1
VI Min (V)：
Condition
VI Max (V)：
35
VDO Typ (V)：
2
Iq Typ (mA)：
5
PSRR (dB)：
68
Noise (µVrms)：
42
Enable：
No
PowerGood：
No
Package Type：
TO-220-3

供应商	型号	品牌	批号	封装	库存	备注	价格
深圳市联世界科技有限公司	KA7805	FSC	24+/25+	TO-220	1000	原装正品现货库存价优	询价
深圳市科雨电子有限公司	KA78R09CTU	FAIRCHILD/仙童	25+	TO-220-4	23	就找我吧!--邀您体验愉快问购元件!	询价
深圳市英科美电子有限公司	KA7805ERTF	FAIRCHILD/仙童	2223+		26800	只做原装正品假一赔十为客户做到零风险	询价
深圳市毅创腾电子科技有限公司	KA7805	FSC	23+	绝对原装	7000	绝对全新原装!100%保质量特价!请放心订购!	询价
深圳市锐视安科技有限公司	KA7810ETU	FSC	18+	TO-220	39000	只做原装正品优势供应	询价
深圳市英瑞尔电子科技有限公司	KA78L08AMTF	Fairchild	24+	SOT-89	17000	原装现货假一赔十	询价
深圳市澳亿芯电子科技有限公司	KA7812AETU	ON	24+	TO-220	12000	原装正品有挂就有货	询价
深圳市卓越微芯电子有限公司	KA78R33	FSC	25+	TO-220F	9500	百分百原装正品真实公司现货库存本公司只做原装可	询价
深圳市赛特兴科技有限公司	KA78T05	ON	23+	TO-220-3	190	正规渠道,只有原装!	询价
齐创科技(上海,北京,青岛)有限公司	KA78T12	FSC	23+	TO-220	20000	原装正品,假一罚十	询价

更多KA78供应商更新时间2026-1-17 9:10:00

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