Figure 5: Inrush Without Large Decoupling Capacitors; Figure 6: Inrush With 66Μf Decoupling Capacitors - Sierra Wireless MC5720 Hardware Integration Manual

P C I E x p r e s s M i n i C a r d H a r d wa r e I n t e g r a t i o n G u i d e

Figure 5: Inrush without large decoupling capacitors

Figure 6 shows the effect of increasing decoupling capacitors on the inrush
current (inrush of about 400 mA from the host battery using 66 uF decoupling
caps).
Figure 6: Inrush with 66µF decoupling capacitors
2 4 P r o p r i e t a r y a n d c o n f i d e n t i a l 2 1 3 X X X X