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型号	下载订购	功能描述	制造商上传企业	LOGO
KA278R09YDTU	文件：79.52 Kbytes Page：8 Pages	Low Dropout Voltage Regulator Description The KA278R09 is a low-dropout voltage regulator suitable for various electronic equipments. It provide constant voltage power source with TO-220F-4 lead full mold package. Dropout voltage of KA278R09 is below 0.5V in full rated current(2A). This regulator has various function such a 文件：79.52 Kbytes 页数：8 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA278R12	文件：79.31 Kbytes Page：8 Pages	Low Dropout Voltage Regulator Description The KA278RXXC is a low-dropout voltage regulator suitable for various electronic equipment. It provides a constant voltage power source in a TO-220 4-lead full-mold package. The dropout voltage is below 0.5 V in full-rated current (2 A). This regulator has peak current protection, the 文件：79.31 Kbytes 页数：8 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA278R12C	文件：209.21 Kbytes Page：20 Pages	2A Output Low Dropout Voltage Regulators Description The KA278RXXC is a low-dropout voltage regulator suitable for various electronic equipments. It provides constant voltage power source with TO-220-4 lead full mold package. The dropout voltage of KA278RXXC is below 0.5V in full rated current(2A). This regulator has various functions s 文件：209.21 Kbytes 页数：20 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA278R12CTSTU	文件：208.11 Kbytes Page：20 Pages	2A Output Low Dropout Voltage Regulators Description The KA278RXXC is a low-dropout voltage regulator suitable for various electronic equipment. It provides a constant voltage power source in a TO-220 4-lead full-mold package. The dropout voltage is below 0.5 V in full-rated current (2 A). This regulator has peak current protection, the 文件：208.11 Kbytes 页数：20 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA278R12CTSTU	文件：209.21 Kbytes Page：20 Pages	2A Output Low Dropout Voltage Regulators Description The KA278RXXC is a low-dropout voltage regulator suitable for various electronic equipments. It provides constant voltage power source with TO-220-4 lead full mold package. The dropout voltage of KA278RXXC is below 0.5V in full rated current(2A). This regulator has various functions s 文件：209.21 Kbytes 页数：20 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA278R12CTU	文件：209.21 Kbytes Page：20 Pages	2A Output Low Dropout Voltage Regulators Description The KA278RXXC is a low-dropout voltage regulator suitable for various electronic equipments. It provides constant voltage power source with TO-220-4 lead full mold package. The dropout voltage of KA278RXXC is below 0.5V in full rated current(2A). This regulator has various functions s 文件：209.21 Kbytes 页数：20 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA278R12CTU	文件：208.11 Kbytes Page：20 Pages	2A Output Low Dropout Voltage Regulators Description The KA278RXXC is a low-dropout voltage regulator suitable for various electronic equipment. It provides a constant voltage power source in a TO-220 4-lead full-mold package. The dropout voltage is below 0.5 V in full-rated current (2 A). This regulator has peak current protection, the 文件：208.11 Kbytes 页数：20 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA278R12CYDTU	文件：209.21 Kbytes Page：20 Pages	2A Output Low Dropout Voltage Regulators Description The KA278RXXC is a low-dropout voltage regulator suitable for various electronic equipments. It provides constant voltage power source with TO-220-4 lead full mold package. The dropout voltage of KA278RXXC is below 0.5V in full rated current(2A). This regulator has various functions s 文件：209.21 Kbytes 页数：20 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA278R12CYDTU	文件：208.11 Kbytes Page：20 Pages	2A Output Low Dropout Voltage Regulators Description The KA278RXXC is a low-dropout voltage regulator suitable for various electronic equipment. It provides a constant voltage power source in a TO-220 4-lead full-mold package. The dropout voltage is below 0.5 V in full-rated current (2 A). This regulator has peak current protection, the 文件：208.11 Kbytes 页数：20 Pages	FAIRCHILD 仙童半导体	FAIRCHILD
KA278R12TU	文件：79.31 Kbytes Page：8 Pages	Low Dropout Voltage Regulator Description The KA278RXXC is a low-dropout voltage regulator suitable for various electronic equipment. It provides a constant voltage power source in a TO-220 4-lead full-mold package. The dropout voltage is below 0.5 V in full-rated current (2 A). This regulator has peak current protection, the 文件：79.31 Kbytes 页数：8 Pages	FAIRCHILD 仙童半导体	FAIRCHILD

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替换型号

技术参数

Status：
可购买
RoHS：
Yes
Print width[mm]：
24.0
Resolutions[dpi]：
203
Resistance variation[Ω]：
123.0
Logic voltage[V]：
2.70 to 5.25
Number of dot[dots]：
192
Platen diameter(Max.)[mm]：
14.0
Print speed[mm/s]：
50
Supply voltage[V]：
7.2
Heat sink：
No
Abrasion life[km]：
30
Pulse life[million pulses]：
50

供应商	型号	品牌	批号	封装	库存	备注	价格
千层芯半导体(深圳)有限公司	KA2903	FSC	24+	DIP-8	5810	只做原装正品	询价
齐创科技(上海,北京,青岛)有限公司	KA293	原厂	23+	DIP8	5000	原装正品,假一罚十	询价
深圳市毅创腾电子科技有限公司	KA2287			ZIP	88	正品原装--自家现货-实单可谈	询价
深圳市粤科源兴科技有限公司	KA2402	SAM	13+		8728	原装分销	询价
深圳市海天鸿电子科技有限公司	KA239DTF	SAMSUNG	1716+	SOP	7500	只做原装进口,假一罚十	询价
君宇国际实业有限公司	KA2500N	三星	05+		100	原装正品	询价
深圳市豪迈兴电子有限公司	KA2284	SAMSUNG	24+	SIP	5825	公司原厂原装现货假一罚十!特价出售!强势库存!	询价
深圳市福田区绿盛电子商行	KA22292Q	SAM	2018+	QFP	26976	代理原装现货/特价热卖!	询价
深圳市赛美科科技有限公司	KA2301L27E	KA	新年份	SOT89-3	58000	一级代理原装正品现货,支持实单!	询价
芯有半导体（深圳）有限公司	KA2903DTF	FAIRCHILD/仙童	10+	SOP8	4322	一个电话就有货,价格很低	询价

更多KA2供应商更新时间2026-2-2 14:26:00

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