L4974 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

生产厂家

L4974

3.5A SWITCHING REGULATOR

STMicroelectronics 

Figure 28 : Power Dissipation (device only) vs.

Output Voltage.

L4974A

Figure 29 : Power Dissipation (device only) vs.

Output Voltage.

Figure 30 : Power Dissipation (device only) vs.

Output Current.

Figure 31 : Power Dissipation (device only) vs.

Output Current.

Figure 32 : Efficiency vs. Output Current.

Figure 33 : Test PCB Thermal Characteristic.

17/22

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