方案
By Technology
NCV891130 是双模式稳压器,适用于必须使用最高 45V 输入电源工作的汽车电池联接应用。根据输出负载不同,它会作为 PWM 降压转换器或低漏线性稳压器运行,适用于具有低噪声和低静态电流要求的系统,汽车驾驶员信息系统中通常存在此类要求。重置引脚(带固定延迟)简化了与微控制器的联接。 NCV891130 还提供汽车电源系统中应具有的若干保护功能,如电流限制、短路保护和高温关断功能。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纹波,形成节省空间的开关稳压器方案。
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CAD Models
Compliance
Package Type
Case Outline
MSL Type
MSL Temp (°C)
Container Type
Container Qty.
ON Target
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Control Mode
VCC Min (V)
VCC Max (V)
VO Typ (V)
IO Typ (A)
Efficiency (%)
fSW Typ (kHz)
Reference Price
NCV891130PD33R2G
Pb
A
H
P
SOIC-8 EP
2
260
REEL
2500
N
Step-Down
Current Mode
3.7
45
3.3
1.2
85
2000
Price N/A
More Details
NCV891130PD40R2G
Obsolete
Pb
A
H
P
SOIC-8 EP
2
260
REEL
2500
N
Step-Down
Current Mode
3.7
45
4
1.2
85
2000
Price N/A
More Details
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可靠性数据
Die Related Summary Data
Device: NCV891130PD33R2G
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.)