NCP1342是一款高度集成的准谐振反激式控制器,适用于设计高性能离线功率转换器。NCP1342具有集成的有源X2电容器放电功能,可以在无负载时实现低于30mW的功耗。
NCP1342专有的谷值锁定电路,确保稳定的谷值切换。此系统可在低至第 6 个谷值时运行,并转换为频率折返模式以降低开关损耗。随着负载进一步降低,NCP1342将进入静音Skip模式来管理功率输出,同时最大程度地降低噪声。
为了确保高频率设计的轻负载性能,NCP1342采用最小峰值电流调制(MPCM),以快速降低开关频率。为确保转换器的耐用性,NCP1342 具备多项关键的保护功能,如内部欠压检测、在任何输入电压下保证恒定最大输出功率的无功耗过功率保护(OPP)、通过专用引脚实现的锁存过压和NTC就绪过热保护,以及线路移除检测,可在拆除交流线路时对X2电容器进行安全放电。
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Pb
A
H
P
SOIC-9 NB
1
260
REEL
2500
No
Flyback
Current Mode
Variable
Yes
9
Yes
No
Yes
30
500 / 800
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Last Shipments
Pb
A
H
P
SOIC-9 NB
1
260
REEL
2500
No
Flyback
Current Mode
Variable
Yes
9
Yes
No
Yes
30
500 / 800
Price N/A
More Details
已停产
Pb
A
H
P
SOIC-9 NB
1
260
REEL
2500
No
Flyback
Current Mode
Variable
Yes
9
Yes
No
Yes
30
500 / 800
Price N/A
More Details
Last Shipments
Pb
A
H
P
SOIC-9 NB
1
260
REEL
2500
No
Flyback
Current Mode
Variable
Yes
9
Yes
No
Yes
30
500 / 800
Price N/A
More Details
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可靠性数据
Die Related Summary Data
Device: NCP1342AMAACD1R2G
Equivalent to wafer fab process: VHVIC
产品技术
产品技术
等效器件小时
平均故障间隔时间/平均无故障时间(按小时计算)
FITS
VHVIC
2
3478314626
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Re-calculate Data
Data is based on the following assumptions.
Note: The temperature and confidence level may be adjusted to your requirements.
Disclaimer: A reliability FIT rate calculated using this tool shall not be used for any functional safety purpose. In case a raw FIT rate needs to be estimated for a component which is targeted to be used in a safety critical application (i.e. compliant to ISO 26262 standard) it should be calculated according to generic safety standards (IEC62380, IEC61709, SN29500, FIDES, etc.)