⿑納⼆極體 (Zener Diode) 是⼀種特殊的單PN介⾯⼆極體,它在不同電流下電壓相對的穩定。因為這項特性,允許電流正向及反向流動。如果電壓⼤於崩潰電壓(或「⿑納電壓」或 Breakdown Voltage),即允許反向電流,使此原件被⽤在電路的穩壓上。
⿑納⼆極體是在逆向偏壓下⼯作,當在⾜夠的電壓下崩潰後,再增加電流時電壓只有少數的變化。動態阻抗為⼀項穩壓能⼒的指標,值越⼩代表穩壓能⼒越好。⿑納⼆極體與傳統⼆極體的差異在於可維持受控制的崩潰⾏為,即使有⾼於⿑納電壓的反向電流通過,亦不損壞⿑納⼆極體。
ZENER
Series | Watts | Package | Download |
---|---|---|---|
SMA5919B-SMA5956B | 1.5W | SMA / DO-214AC | Download |
1N5913B-1N5956B | 1.5W | DO-41 | Download |
SMB5919B-SMB5956B | 1.5W | SMB / DO-214AA | Download |
SMAZ5V1-SMAZ39 | 1W | SMA / DO-214AC | Download |
SMA4728A-SZ1330A | 1W | SMA / DO-214AC | Download |
1N4728A-Z1330A | 1W | DO-41 | Download |
SML4728A-SMZ1330A | 1W | SOD-123 | Download |
SMA2EZ5.6D5-SMA2EZ330D5 | 2W | SMA / DO-214AC | Download |
SMB2EZ5.6D5-SMB2EZ330D5 | 2W | SMB / DO-214AA | Download |
2EZ5.6D5-2EZ330D5 | 2W | DO-15 | Download |
SMA3EZ5.6D5-SMA3EZ200D5 | 3W | SMA / DO-214AC | Download |
3EZ5.6D5-3EZ200D5 | 3W | DO-41 | Download |
SMB3EZ5.6D5-SMB3EZ200D5 | 3W | SMB / DO-214AA | Download |
SMB5338B-SMB5388B | 5W | SMB / DO-214AA | Download |
1N5338B-1N5388B | 5W | DO-201 | Download |
1N5338B-1N5388B | 5W | DO-15 | Download |
SMC5338B-SMC5388B | 5W | SMC / DO-214AB | Download |
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