excessive vibration polymer electrolytic capacitors

The elements are surface-mount, and their vibration resistance “is achieved by 4 posts that come out of the bottom plate of the element and stabilise the can within the occasion of mechanical shocks and vibrations”, in response to the corporate.

They’ve been added to the B40950 and B40910 sequence of capacitors, and are indicated by a ‘100’ suffix as a substitute of the usual ‘000’ 5g variations.

B40950 varieties work throughout -55°C to +105°C, whereas B40910 capacitors push this to +150°C.

Voltage and capability scores span 25 to 80V and 1,100µF to 56µF .

Diameter is 10mm, and heights vary throughout 10.2 to 16.8mm.

The polymer improves efficient sequence resistance and ripple present capability to 10 to 33mΩ. and a couple of.8 to five.8A.

Relying in sort, helpful life is greater than 4,000h at +125°C, or 10,000h at a +105°C for sequence B40950 – each at rated voltage and rated ripple present, to 30% of preliminary capacitance.

“The online-based AlCap Instrument shortly and simply calculates correct lifetime below application-specific circumstances,” claimed TDK, which foresees use in automobile energy steering, dc-dc converters, cooling followers, water pumps, oil pumps and brakes, in addition to GPUs, robots, e-bikes, e-scooters and energy instruments).

Discover the info sheets on these TDK net pages: B40950 and B40910