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。
- L5300EPT 5 V low dropout voltage regulator
- L5150CJ 5V Low drop voltage regulator
- L5150BN 5V Low drop voltage regulator
- L5300GJ Standard Functions, Voltage Regulators
- L4989D Low power voltage regulator
- L4989MD Low power voltage regulator
- L4979MD Low drop voltage regulator
- L5150GJ 5V Low drop voltage regulator
- L4988 Low drop voltage regulator
- L9777 Low power voltage regulator
- L4979D Low drop voltage regulator
- L4993 Low drop voltage regulator with watchdog
- L5300RPT 5 V low dropout voltage regulator
- L5050SD Dual isolated 5V low drop linear voltage regulator
- L5050S Single isolated 5V low drop linear voltage regulator
- L4949ED-E Multifunction very low drop voltage regulator
- L4949EP-E Multifunction very low drop voltage regulator
- L4925 Very Low Drop Voltage Regulator
- L5300AH7 5V Low drop voltage regulator
- L5150CS 5V Low drop voltage regulator
- L4938EPD Advanced voltage regulator
- L4995 Low drop voltage regulator
