方案
By Technology
NCV890430 是一款固定频率、同步降压稳压器,用于在最高 45 V 的输入电压下运行的汽车、电池联接应用。它适用于需要低噪声和低关断电流,还需要以接近输出电压的低输入电压运行的汽车系统。重置引脚(带可调延迟)简化了与微控制器的接口。此零件还具有启用输入,可联接低电压(如微控制器输出)或高电压(如电池输入)和同步输入。NCV890430 还提供汽车电源系统中应具有的若干保护功能,如电流限值、短路保护和高温关断。另外,该开关频率即使在使用小电感器值和全陶瓷输出滤波器电容的情况下也会产生低输出电压波纹,因此形成空间高效的开关稳压器方案。
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Status
CAD Models
Compliance
Package Type
Case Outline
MSL Type
MSL Temp (°C)
Container Type
Container Qty.
ON Target
Topology
Control Mode
VCC Min (V)
VCC Max (V)
VO Typ (V)
IO Typ (A)
Efficiency (%)
fSW Typ (kHz)
Reference Price
NCV890430MW25TXG
Obsolete
Pb
A
H
P
DFN-8
1
260
REEL
3000
N
Step-Down
Current Mode
3.5
45
2.5
0.6
83
2000
Price N/A
More Details
NCV890430MW33TXG
Pb
A
H
P
DFN-8
1
260
REEL
3000
N
Step-Down
Current Mode
3.5
45
3.3
0.6
77
2000
Price N/A
More Details
NCV890430MW50TXG
More Details
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可靠性数据
Die Related Summary Data
Device: NCV890430MW33TXG
Equivalent to wafer fab process: BP STD LINEAR
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
BP STD LINEAR
10
12120914040
More Details
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.)