Capacitors

PPM Power supplies a wide portfolio of high voltage capacitors from specialist manufacturers including Advanced Conversion, API and CKE/Dean Technology. The main technologies available are:

DC Link Capacitors including customised and standard solutions with extremely low ESR and ESL, plus high performance DC link test kits with cooling.

SiC Test Kits with integrated cold plates, busbars and DC link capacitors, for rapid and high-performance prototype evaluation of 3 or 4 phase inverters and similar topologies.

Snubber Capacitors for thyristor, IGCT, GTO and IGBT devices, with custom capabilities.

Ceramic Capacitors for applications requiring low dissipation factor, small voltage coefficients and stable temperature characteristics.

Energy Storage and Pulse Capacitors offering extreme energy storage/pulse power density in small packages and custom designs.

Mica Capacitors for applications requiring high stability, tight tolerance and low losses.

To discuss your specific requirements, please call us on +44 (0)1793 784389 and talk to a member of our technical sales team.

DC Link Capacitors

Standard Test Kits

SiC Test Kits with Cooling

Power Ring

Capacitor Technology	Capacitance Range	DC Working Voltage	Typical RMS Current	Equivalent Series Resistance	Equivalent Series Inductance
Customised Capacitor Solutions	Please enquire	-	-	-	-
Standard Test Kits	135 - 500 µF	500 - 900 V	-	-	-
SiC Test Kits with Cooling	430 - 1600 µF	450 - 900 V	350 - 450 A	< 0.5 mΩ	~ 10 nH
Power Ring Capacitors	75 - 1600 µF	450 - 1500 V	115 -460 A	0.2 mΩ	< 5 - 15 nH

Snubber Capacitors

Capacitor Technology	Capacitance Range	Peak Repetitive Voltage	Continuous RMS Current	Frequency
Snubber Capacitors	0.01 to 10 µF	500 to 10,000 V	10 to 120 Arms	100 to 20,000 Hz

Ceramic Capacitors

NX5/JX5 Series

NY2/CK1/TY1/TY2/TY4 Series

NY3 Series

ST1/ST2/ST3 Stacks

Capacitor Technology	Form Factor	Dielectric Codes	Capacitance Range	Typical Tolerance	Working Voltage	Temperature Range	Capacitor Class
NX5 Series	Doorknob Capacitor	T3M, Y5P	100 - 8000pF	+/- 10%	10 - 50kVDC	-20 to 85 Deg. C	I & II
JX5 Series	Doorknob Capacitor	T3M / N4700, Y5P	100 - 8000pF	+/- 10%	10 - 50kVDC	-40 to 125 Deg. C	I & II
NY2 Series	Radial Lead Capacitor	BxN, Y5P, Y5T, Z5U	100 - 5600pF	+/- 20%	3 - 15kVDC	-20 to 85 Deg. C	II
CK1 Series	Radial Lead Capacitor	NP0, SL	2 - 300pF	+/- 10%	3 - 6kVDC	-20 to 85 Deg. C	I
TY1 Series	Radial Lead Capacitor	NP0, SL	10 - 220pF	+/- 10%	3 - 20kVDC	-	I
TY2 Series	Radial Lead Capacitor	BxN, Y5P, Y5U,Y5V, Y6P	100 - 10000pF	+/- 20%	3 - 20kVDC	-	II
TY4 Series	Radial Lead Capacitor	BxN, Y5P, Y5U,Y5V	100 - 10000pF	+/- 20%	3 - 20kVDC	-	II
NY3 Series	Axial Lead Capacitor	Y5P, Y5U	220 - 6800pF	+/- 20%	10 - 20kVDC	-	II
ST1 Series	Capacitor Stacks	Y5P, Z5U	250 - 1000pF	+/- 20%	6 - 12kVDC	-	II
ST2 Series	Capacitor Stacks	Y5P, Z5U	130 - 1000pF	+/- 20%	10 & 20kVDC	-	II
ST3 Series	Capacitor Stacks	Y5P	500 & 1000pF	+/- 20%	10 & 20kVDC	-	II

Energy Storage and Pulse Capacitors

Pulsed Power

Energy Storage

Capacitor Technology	Construction	Capacitance Range	DC Working Voltage	Esl/Esr at 10 kHz	Typical Peak Current
APCS Pulsed Power	Metallised Polypropylene	5 - 5000uF	750 V - 8kV	50 nH/0.2 mΩ	100kA
Energy Storage	Metallised Polypropylene	0.01 - 30,000μF	100 to 50,000V	-	-
APCS High Voltage	Film and foil	< 100uF	< 5kV	Please Contact Us	< 67kA
APCS Extreme Energy	Metallised Polyester	< 12000uF	< 100kV (assemblies)	Please Contact Us	< 100kA

Mica Capacitors

Mica Capacitor

Capacitor Technology	Construction	Capacitance Range	Capacitance Tolerance	DC Working Voltage	Temperature Range
Type SM High Voltage	Mica	0.0001 to 1.0µF	± 10%	1,000 to 100,000VDC	-65 to +125°C
RM High Voltage	Paper/Polyester	0.0001 to 1.0µF	± 10%	1,000 to 100,000VDC	-40 to +85°C