A guide to the KEMET Goldmax 300 Series of capacitors
Updated: May 14
The Goldmax 300 Series capacitors from KEMET are conformally coated, radial leaded multilayer ceramic capacitors for commercial, industrial and automotive applications.
They are available in C0G (NPO) and a range of Class II dielectrics in low-to-mid voltage and high voltage ranges.
The Goldmax 300 C0G 25-250Vdc Commercial Grade Series
Capacitance range: 1pF - 0.47µF
Voltage range: 25Vdc - 250Vdc
Operating temp. range: -55 - +125°C
Tolerances: ±0.5pF, ±1%, ±2%, ±5%, ±10%
Ultra low ESL
Ultra low ESR
High ripple current capability
KEMET Goldmax 300 COG Series
The Goldmax 300 C0G 25-250Vdc Automotive Grade Series
Capacitance range: 1.0pF - 0.22µF
Voltage range: 25Vdc - 250Vdc
Operating temp. range: -55°C - +125°C
Tolerances: ±0.5pF, ±1%, ±2%, ±5%, ±10%
AEC-Q200 compliant
KEMET Goldmax 300 COG Series
The Goldmax 300 X7R 25-250Vdc Commercial Grade Series
Capacitance range: 100pF - 10µF
Voltage range: 25Vdc - 250Vdc
Operating temp. range: -55°C - +125°C
Tolerances: 5%, 10%, 20%
General purpose
KEMET Goldmax 300 X7R Comm Series
The Goldmax 300 X7R 25-250Vdc Automotive Grade Series
Capacitance range: 100pF - 10µF
Voltage range: 25Vdc - 250Vdc
Operating temp. range: -55°C - +125°C
Tolerances: ±5%, ±10%, ±20%
AEC-Q200 compliant
KEMET Goldmax 300 X7R Auto Series
The Goldmax 300 Z5U 25-250Vdc Commercial Grade Series
Capacitance range: 100pF - 10µF
Voltage range: 25Vdc - 250Vdc
Tolerance: ±20%, +80-20%
General purpose
KEMET Goldmax 300 Z5U Series
The Goldmax 300 Ultra Stable X8R Commercial & Automotive Series
Capacitance range: 1pF - 0.22µF
Voltage range: 25Vdc - 200Vdc
Operating temp. range: -55°C - +150°C
Tolerance: ±0.5pF, ±1%, ±2%, ±5%, ±10%, ±20%
Ultra stable X8R dielectric
Ultra low ESR and ESL
high temp. industrial, automotive, down hole and aerospace applications
KEMET Goldxax 300 X8R Series
The Goldmax 300 X8L Commercial & Automotive Series
Capacitance range: 0.15µF - 4.7µF
Voltage range: 25Vdc - 50Vdc
Operating temp. range: -55°C - +150°C
Tolerance: ±5%, ±10%, ±20%
X8L dielectric
high temp. industrial, automotive, down hole and aerospace applications
KEMET Goldmax 300 X8L Series
The Goldmax 300 High Voltage C0G Series
Capacitance range: 1pF - 0.039µF
Voltage range: 500Vdc - 3000Vdc
Operating temp. range: -55°C - +125°C
Tolerance: ±0.5pF, ±1%, ±2%, ±5%, ±10%
SMPS, lighting ballasts, coupling, voltage multipliers, DC/DC converters
KEMET Goldmax Hi V COG Series
The Goldmax 300 High Voltage X7R Series
Capacitance range: 10pF - 0.56µF
Voltage range: 500Vdc - 3000Vdc
Operating temp. range: -55°C - +125°C
Tolerance: ±5%, ±10%, ±20%
SMPS, lighting ballasts, coupling, voltage multipliers, DC/DC converters
KEMET Goldmax 300 Hi V X7R Series