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型号	功能描述	生产厂家企业	LOGO
SMA47	UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS STAND-OFF VOLTAGE - 6.8 to 200 Volts POWER DISSIPATION - 400 WATTS FEATURES ● Rating to 200V VBR ● For surface mounted applications ● Reliable low cost construction utilizing molded plastic technique ● Plastic material has UL flammability classification 94V-O ● Typical IR less than 1uA above	LITEON 光宝科技	LITEON
SMA47	Zener Diodes ■ Features ● Ptot 1.0W ● Vz 3.3V-100V ■ Applications ● Stabilizing Voltage	YANGJIE 扬杰电子	YANGJIE
SMA4727A	Surface Mount Zener Diodes FEATURES Low profile package Ideal for automated placement Glass passivated chip junction High forward surge capability Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C	RFE RFE international	RFE
SMA4728	Zener Diode 分立	SECOS 喜可士	SECOS
SMA4728A	ZENER DIODE 1W WIDE ZENER VOLTAGE 3.3V TO 330V DESCRIPTION The SMA4728A ~ SMA4777A are available in SMA p ackage. FEATURES ⚫ Total power dissipation: Max. 1 W. ⚫ Wide zener reverse voltage range 3.3V to 330V. ⚫ Small plastic package suitable for surface mounted design. ⚫ Available in SMA p ackage MECHANICAL DATA Case: SMA Term	AITSEMI 创瑞科技	AITSEMI
SMA4728A	丝印代码：728A；1W Silicon Planar Zener Diodes FEATURE • Standard zener voltage tolerance is ± 5. • Voltage Range 3.3 to 100 Volts • Low zener impedance • Low regulation factor • Glass passivated junction • High reliability	JUXING 广东钜兴电子	JUXING
SMA4728A	Surface Mount Zener Diodes FEATURES Low profile package Ideal for automated placement Glass passivated chip junction High forward surge capability Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C	RFE RFE international	RFE
SMA4728A	1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE FEATURES ● Glass passivated chip ● Low leakage ● Built-in strain relief ● Low inductance ● High peak reverse power dissipation ● Lead (Pb)-free component ● For use in stabilizing and clipping circuits with high power	CHENG-YI 辰頤电子	CHENG-YI
SMA4728A	Surface Mount Zener Diodes 1W Surface Mount Zener Diodes 1W	FORMOSA 美丽微半导体	FORMOSA
SMA4728A	Zener Diodes ■ Features ● Ptot 1.0W ● Vz 3.3V-100V ■ Applications ● Stabilizing Voltage	YANGJIE 扬杰电子	YANGJIE
SMA4728A	SMA4728A - SZ1330A Series VZ: 3.3 To 330 V PD: 1 W Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4728A	Surface Mount Zener Diodes Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4729A	Surface Mount Zener Diodes Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4729A	SMA4728A - SZ1330A Series VZ: 3.3 To 330 V PD: 1 W Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4729A	Zener Diodes ■ Features ● Ptot 1.0W ● Vz 3.3V-100V ■ Applications ● Stabilizing Voltage	YANGJIE 扬杰电子	YANGJIE
SMA4729A	Surface Mount Zener Diodes 1W Surface Mount Zener Diodes 1W	FORMOSA 美丽微半导体	FORMOSA
SMA4729A	1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE FEATURES ● Glass passivated chip ● Low leakage ● Built-in strain relief ● Low inductance ● High peak reverse power dissipation ● Lead (Pb)-free component ● For use in stabilizing and clipping circuits with high power	CHENG-YI 辰頤电子	CHENG-YI
SMA4729A	Surface Mount Zener Diodes FEATURES Low profile package Ideal for automated placement Glass passivated chip junction High forward surge capability Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C	RFE RFE international	RFE
SMA4729A	丝印代码：729A；1W Silicon Planar Zener Diodes FEATURE • Standard zener voltage tolerance is ± 5. • Voltage Range 3.3 to 100 Volts • Low zener impedance • Low regulation factor • Glass passivated junction • High reliability	JUXING 广东钜兴电子	JUXING
SMA4729A	ZENER DIODE 1W WIDE ZENER VOLTAGE 3.3V TO 330V DESCRIPTION The SMA4728A ~ SMA4777A are available in SMA p ackage. FEATURES ⚫ Total power dissipation: Max. 1 W. ⚫ Wide zener reverse voltage range 3.3V to 330V. ⚫ Small plastic package suitable for surface mounted design. ⚫ Available in SMA p ackage MECHANICAL DATA Case: SMA Term	AITSEMI 创瑞科技	AITSEMI
SMA4730A	ZENER DIODE 1W WIDE ZENER VOLTAGE 3.3V TO 330V DESCRIPTION The SMA4728A ~ SMA4777A are available in SMA p ackage. FEATURES ⚫ Total power dissipation: Max. 1 W. ⚫ Wide zener reverse voltage range 3.3V to 330V. ⚫ Small plastic package suitable for surface mounted design. ⚫ Available in SMA p ackage MECHANICAL DATA Case: SMA Term	AITSEMI 创瑞科技	AITSEMI
SMA4730A	丝印代码：730A；1W Silicon Planar Zener Diodes FEATURE • Standard zener voltage tolerance is ± 5. • Voltage Range 3.3 to 100 Volts • Low zener impedance • Low regulation factor • Glass passivated junction • High reliability	JUXING 广东钜兴电子	JUXING
SMA4730A	Surface Mount Zener Diodes FEATURES Low profile package Ideal for automated placement Glass passivated chip junction High forward surge capability Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C	RFE RFE international	RFE
SMA4730A	1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE FEATURES ● Glass passivated chip ● Low leakage ● Built-in strain relief ● Low inductance ● High peak reverse power dissipation ● Lead (Pb)-free component ● For use in stabilizing and clipping circuits with high power	CHENG-YI 辰頤电子	CHENG-YI
SMA4730A	Surface Mount Zener Diodes 1W Surface Mount Zener Diodes 1W	FORMOSA 美丽微半导体	FORMOSA
SMA4730A	Zener Diodes ■ Features ● Ptot 1.0W ● Vz 3.3V-100V ■ Applications ● Stabilizing Voltage	YANGJIE 扬杰电子	YANGJIE
SMA4730A	SMA4728A - SZ1330A Series VZ: 3.3 To 330 V PD: 1 W Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4730A	Surface Mount Zener Diodes Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4731A	Surface Mount Zener Diodes Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4731A	SMA4728A - SZ1330A Series VZ: 3.3 To 330 V PD: 1 W Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4731A	Zener Diodes ■ Features ● Ptot 1.0W ● Vz 3.3V-100V ■ Applications ● Stabilizing Voltage	YANGJIE 扬杰电子	YANGJIE
SMA4731A	Surface Mount Zener Diodes 1W Surface Mount Zener Diodes 1W	FORMOSA 美丽微半导体	FORMOSA
SMA4731A	1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE FEATURES ● Glass passivated chip ● Low leakage ● Built-in strain relief ● Low inductance ● High peak reverse power dissipation ● Lead (Pb)-free component ● For use in stabilizing and clipping circuits with high power	CHENG-YI 辰頤电子	CHENG-YI
SMA4731A	Surface Mount Zener Diodes FEATURES Low profile package Ideal for automated placement Glass passivated chip junction High forward surge capability Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C	RFE RFE international	RFE
SMA4731A	丝印代码：731A；1W Silicon Planar Zener Diodes FEATURE • Standard zener voltage tolerance is ± 5. • Voltage Range 3.3 to 100 Volts • Low zener impedance • Low regulation factor • Glass passivated junction • High reliability	JUXING 广东钜兴电子	JUXING
SMA4731A	ZENER DIODE 1W WIDE ZENER VOLTAGE 3.3V TO 330V DESCRIPTION The SMA4728A ~ SMA4777A are available in SMA p ackage. FEATURES ⚫ Total power dissipation: Max. 1 W. ⚫ Wide zener reverse voltage range 3.3V to 330V. ⚫ Small plastic package suitable for surface mounted design. ⚫ Available in SMA p ackage MECHANICAL DATA Case: SMA Term	AITSEMI 创瑞科技	AITSEMI
SMA4732A	ZENER DIODE 1W WIDE ZENER VOLTAGE 3.3V TO 330V DESCRIPTION The SMA4728A ~ SMA4777A are available in SMA p ackage. FEATURES ⚫ Total power dissipation: Max. 1 W. ⚫ Wide zener reverse voltage range 3.3V to 330V. ⚫ Small plastic package suitable for surface mounted design. ⚫ Available in SMA p ackage MECHANICAL DATA Case: SMA Term	AITSEMI 创瑞科技	AITSEMI
SMA4732A	1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE FEATURES ● Glass passivated chip ● Low leakage ● Built-in strain relief ● Low inductance ● High peak reverse power dissipation ● Lead (Pb)-free component ● For use in stabilizing and clipping circuits with high power	CHENG-YI 辰頤电子	CHENG-YI
SMA4732A	Surface Mount Zener Diodes FEATURES Low profile package Ideal for automated placement Glass passivated chip junction High forward surge capability Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C	RFE RFE international	RFE
SMA4732A	Surface Mount Zener Diodes 1W Surface Mount Zener Diodes 1W	FORMOSA 美丽微半导体	FORMOSA
SMA4732A	丝印代码：732A；1W Silicon Planar Zener Diodes FEATURE • Standard zener voltage tolerance is ± 5. • Voltage Range 3.3 to 100 Volts • Low zener impedance • Low regulation factor • Glass passivated junction • High reliability	JUXING 广东钜兴电子	JUXING
SMA4732A	Zener Diodes ■ Features ● Ptot 1.0W ● Vz 3.3V-100V ■ Applications ● Stabilizing Voltage	YANGJIE 扬杰电子	YANGJIE
SMA4732A	SMA4728A - SZ1330A Series VZ: 3.3 To 330 V PD: 1 W Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4732A	Surface Mount Zener Diodes Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4733A	Surface Mount Zener Diodes Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4733A	SMA4728A - SZ1330A Series VZ: 3.3 To 330 V PD: 1 W Features ◆ Glass passivated chip ◆ Low leakage ◆ Built-in strain relief ◆ Low inductance ◆ High peak reverse power dissipation ◆ Lead-Free component ◆ For use in stabilizing and clipping with high power rating	SOCAY 硕凯股份	SOCAY
SMA4733A	Zener Diodes ■ Features ● Ptot 1.0W ● Vz 3.3V-100V ■ Applications ● Stabilizing Voltage	YANGJIE 扬杰电子	YANGJIE
SMA4733A	Surface Mount Zener Diodes FEATURES Low profile package Ideal for automated placement Glass passivated chip junction High forward surge capability Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C	RFE RFE international	RFE
SMA4733A	1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE FEATURES ● Glass passivated chip ● Low leakage ● Built-in strain relief ● Low inductance ● High peak reverse power dissipation ● Lead (Pb)-free component ● For use in stabilizing and clipping circuits with high power	CHENG-YI 辰頤电子	CHENG-YI
SMA4733A	Surface Mount Zener Diodes 1W Surface Mount Zener Diodes 1W	FORMOSA 美丽微半导体	FORMOSA
SMA4733A	ZENER DIODE 1W WIDE ZENER VOLTAGE 3.3V TO 330V DESCRIPTION The SMA4728A ~ SMA4777A are available in SMA p ackage. FEATURES ⚫ Total power dissipation: Max. 1 W. ⚫ Wide zener reverse voltage range 3.3V to 330V. ⚫ Small plastic package suitable for surface mounted design. ⚫ Available in SMA p ackage MECHANICAL DATA Case: SMA Term	AITSEMI 创瑞科技	AITSEMI
SMA4733A	丝印代码：733A；1W Silicon Planar Zener Diodes FEATURE • Standard zener voltage tolerance is ± 5. • Voltage Range 3.3 to 100 Volts • Low zener impedance • Low regulation factor • Glass passivated junction • High reliability	JUXING 广东钜兴电子	JUXING
SMA4733A	Surface Mount Zener Diodes Features ●Glass passivated chip ●Low leakage ●Built-in strain relief ●Low inductance ●High peak reverse power dissipation ●RoHS compliant ●For use in stabilizing and clipping circuits with high power rating	ANOVA 林朋科技	ANOVA
SMA4734A	Surface Mount Zener Diodes Features ●Glass passivated chip ●Low leakage ●Built-in strain relief ●Low inductance ●High peak reverse power dissipation ●RoHS compliant ●For use in stabilizing and clipping circuits with high power rating	ANOVA 林朋科技	ANOVA
SMA4734A	丝印代码：734A；1W Silicon Planar Zener Diodes FEATURE • Standard zener voltage tolerance is ± 5. • Voltage Range 3.3 to 100 Volts • Low zener impedance • Low regulation factor • Glass passivated junction • High reliability	JUXING 广东钜兴电子	JUXING
SMA4734A	ZENER DIODE 1W WIDE ZENER VOLTAGE 3.3V TO 330V DESCRIPTION The SMA4728A ~ SMA4777A are available in SMA p ackage. FEATURES ⚫ Total power dissipation: Max. 1 W. ⚫ Wide zener reverse voltage range 3.3V to 330V. ⚫ Small plastic package suitable for surface mounted design. ⚫ Available in SMA p ackage MECHANICAL DATA Case: SMA Term	AITSEMI 创瑞科技	AITSEMI
SMA4734A	Surface Mount Zener Diodes 1W Surface Mount Zener Diodes 1W	FORMOSA 美丽微半导体	FORMOSA
SMA4734A	Surface Mount Zener Diodes FEATURES Low profile package Ideal for automated placement Glass passivated chip junction High forward surge capability Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C	RFE RFE international	RFE
SMA4734A	1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE FEATURES ● Glass passivated chip ● Low leakage ● Built-in strain relief ● Low inductance ● High peak reverse power dissipation ● Lead (Pb)-free component ● For use in stabilizing and clipping circuits with high power	CHENG-YI 辰頤电子	CHENG-YI
SMA4734A	Zener Diodes ■ Features ● Ptot 1.0W ● Vz 3.3V-100V ■ Applications ● Stabilizing Voltage	YANGJIE 扬杰电子	YANGJIE

SMA47产品属性

类型
描述
VZ@IZT(V)：
3
IZT(mA)：
80
ZZT@IZT(Ω)：
10
ZZK@IZK(Ω)：
400
IZK(mA)：
1
IR@VR(μA)：
100
IR@VR(V)：
1
Izm(mA)：
288
VF@IF=200mA(V)：
1.2
RθJA(℃/W)：
170
Tj（℃）：
-55～+150
PD(W)：
1
Status：
Active

SMA47供应商更多...

更新时间：2026-7-29 10:46:00

IC供应商	芯片型号	品牌	批号	封装	库存	备注	价格
深圳市芯为科技有限公司	SMA4744	SUNMATE	26+	n/a	6000	芯为深圳现货	询价
深圳市华来深电子有限公司	SMA4745A	COMON	23+	SMA	8560	受权代理!全新原装现货特价热卖!	询价
深圳市中联芯电子有限公司	SMA4746A	COMON	25+	SMA	18000	原装正品有挂有货假一赔十	询价
深圳市中飞凌科技有限公司	SMA4743	ST	26+	SMA	60000	只有原装可配单	询价
深圳市东来宝电子科技有限公司	SMA4730A	ST	24+	SMD	99600	郑重承诺只做原装进口现货	询价
深圳市英瑞尔电子科技有限公司	SMA4750	SeCoS	24+	SMA(DO-214AC)	85000	原装现货假一赔十	询价
深圳市亿顺芯科技有限公司	SMA4756	VISHAY/威世	25+	DO-214AC	50000	原盒原标,正品现货诚信经营价格美丽假一罚十	询价
深圳市腾亿芯科技有限公司	SMA4730	ST	25+	SMA	20000	原装，请咨询	询价
现代芯城（深圳）科技有限公司	SMA4764A		26+	N/A	75000	一级代理-主营优势-实惠价格-不悔选择	询价
深圳市威雅利发展有限公司	SMA4743B-TR	PANJIT	12+	DO-214	10000	一级代理,专注军工、汽车、医疗、工业、新能源、电力	询价

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找IC，尽在114IC

SMA47产品属性

SMA47供应商更多...

SMA47芯片相关品牌

SMA47规格书下载地址

SMA47参数引脚图相关

SMA47数据表相关新闻

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SM91076L-E

SMA6010原装现货

SMA6823MH原装现货

SMA5J5.0A

SM8S36AHE3/2D原装现货/长期供应

DdatasheetPDF页码索引