IC693PCM300MP 根據(jù)電感、磁芯損耗、直流電阻和飽和電流選擇外部電感。通常，如果電感中的峰峰值紋波電流在50 kHz至100 kHz的頻率范圍內(nèi)接近飽和電流額定值，則磁芯損耗過大。如果可能，請使用線藝等電感器制造商提供的磁芯損耗計算器。在給定尺寸下，匝數(shù)越小的導(dǎo)線提供更高的電感，可以降低紋波電流和磁芯損耗，但會降低直流飽和電流并增加直流電阻。

IC693PCM300MP首先選擇耦合電容值，以使平均電荷相對于循環(huán)電荷較大（等于I外/開關(guān)頻率）。然后，計算電荷/電容以找到紋波電壓，紋波電壓不得超過直流伏特的一小部分;5% 是很好。請注意，陶瓷電容器在焊接后會隨著施加的電壓和時間而損失大量電容;因此，陶瓷電容額定值要非常保守。（村田制作所提供了繪制這些系數(shù)的在線工具。對于采用小型封裝的高 C × V 額定值的器件，這種隨施加電壓而損失的電容尤其如此。輸出電容和耦合電容使用相同的電容額定值通常很方便。

IC693PCM300MP 

FISHER ROSEMOUNT 12P0083X022 USPP 12P0083X022

FISHER ROSEMOUNT TL123 USPP TL123

FISHER ROSEMOUNT 4101AM3 NSPP 4101AM3

FISHER ROSEMOUNT 41B7287X032 USPP 41B7287X032

FISHER ROSEMOUNT CL6821X1-A6 USPP CL6821X1A6

FISHER ROSEMOUNT CL7015X1-A1 NSFP CL7015X1A1

FISHER ROSEMOUNT CP7202X1 USPP CP7202X1

FISHER ROSEMOUNT 12P0144X032 NSPP 12P0144X032

FISHER ROSEMOUNT 644RNAF6 USPP 644RNAF6

FISHER ROSEMOUNT TL157 USPP TL157

FISHER ROSEMOUNT 01151-0687-0005 USPP 0115106870005

FISHER ROSEMOUNT TL103 USPP TL103

FISHER ROSEMOUNT 1151DP3E12 USPP 1151DP3E12

FISHER ROSEMOUNT 1151GP6E22B1 NSFP 1151GP6E22B1

FISHER ROSEMOUNT 42B0391X032 USPP 42B0391X032

FISHER ROSEMOUNT 1151GP3E12M2B1 USPP 1151GP3E12M2B1

FISHER ROSEMOUNT 44B2955X032 USPP 44B2955X032

FISHER ROSEMOUNT 29B1674X012 NSFP 29B1674X012

FISHER ROSEMOUNT TL131 USPP TL131

FISHER ROSEMOUNT 3D39112G-01 USPP 3D39112G01

FISHER ROSEMOUNT 0068QP11U080L150 NSFP 0068QP11U080L150

FISHER ROSEMOUNT 1151DR2F12B1 USPP 1151DR2F12B1

FISHER ROSEMOUNT 1151DP3E12B2 USPP 1151DP3E12B2

FISHER ROSEMOUNT CL7652X1-A2 USPP CL7652X1A2

FISHER ROSEMOUNT 1151DP3S12M2B3 USPP 1151DP3S12M2B3

FISHER ROSEMOUNT TL132 USPP TL132

FISHER ROSEMOUNT TL172 USPP TL172

FISHER ROSEMOUNT SCL-R-401-M2 USPP SCLR401M2

FISHER ROSEMOUNT 43B5452X042 USPP 43B5452X042

FISHER ROSEMOUNT 667-EZ USPP 667EZ

FISHER ROSEMOUNT 1151DP3E22B3 NSFP 1151DP3E22B3

FISHER ROSEMOUNT 36A7633X022 USPP 36A7633X022

FISHER ROSEMOUNT 32-24588-1-1/2-5-15-CV28 USPP 32245881

FISHER ROSEMOUNT 54-24-588S USPP 5424588S

FISHER ROSEMOUNT 863-1T001 NSPP 8631T001

FISHER ROSEMOUNT 46A3008-L54 NSPP 46A3008L54

FISHER ROSEMOUNT 1151AP8S52B1M3 USPP 1151AP8S52B1M3