意法半导体提供了大量面向汽车应用的稳压器。
采用BCD4技术的L49系列（亦称作L49xx系列）包含一组LDO稳压器，其电压为5V，负载电流高达500mA。PMOS晶体管通道元件可以保证实现400/500 mV的超低压降电压和低静态电流。除了短路和热保护功能以外，L49系列还嵌入了复位、看门狗和使能引脚等特性。
利用BCD5技术开发出了L5系列（亦称作L5xxx系列），满足了更严格的线路干扰和噪声抑制要求。
这些产品适于所有汽车应用，例如车身模块的电源、接线盒、仪表盘、天窗、车门模块和免钥进入。
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L5300EPT
5 V low dropout voltage regulator
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L5150CJ
5V Low drop voltage regulator
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L5150BN
5V Low drop voltage regulator
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L5300GJ
Standard Functions, Voltage Regulators
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L4989D
Low power voltage regulator
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L4989MD
Low power voltage regulator
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L4979MD
Low drop voltage regulator
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L5150GJ
5V Low drop voltage regulator
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L4988
Low drop voltage regulator
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L9777
Low power voltage regulator
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L4979D
Low drop voltage regulator
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L4993
Low drop voltage regulator with watchdog
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L5300RPT
5 V low dropout voltage regulator
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L5050SD
Dual isolated 5V low drop linear voltage regulator
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L5050S
Single isolated 5V low drop linear voltage regulator
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L4949ED-E
Multifunction very low drop voltage regulator
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L4949EP-E
Multifunction very low drop voltage regulator
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L4925
Very Low Drop Voltage Regulator
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L5300AH7
5V Low drop voltage regulator
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L5150CS
5V Low drop voltage regulator
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L4938EPD
Advanced voltage regulator
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L4995
Low drop voltage regulator
