TDK Electronics · TDK Europe

Capacitors for DC?Link circuits

TDK is one of the world’s leading manufacturer of DC-Link capacitors.
Explore our comprehensive portfolio by clicking on the application icons below.

Topologies with inverter circuits for power conversion have increasing importance in the automotive electronic applications. The selection of the right capacitor for the DC-link function is the key to achieve the best solution in terms of electrical function, mechanical and thermal requirements, as well as cost optimization.

TDK has the largest variety of technologies and product portfolio for all concerned inverter applications in order to serve his customers best. This application support gives a perfect overview to make the right decisions for the best solution.

Inverter applications for the 12?V and 48?V?Bordnet in the range of 500?W

like HVAC Fan, Wiper, ABS/ESR Pump, etc.

 Header Alu
Aluminum Capacitors
 Header Alu
Aluminum Capacitors
 Header Film
Film Capacitors
 Header Film
Film Capacitors
 Header MLCC
MLCC
 Header MLCC
MLCC





all values apply for a single elementall values apply for a single element
Max. Operational Temperature
(ambient + self heating)
125?°C

135?°C
135?°C

150?°C
125?°C125?°C125?°C
(150?°C special)
125?°C
(150?°C special)
Max. Ripple Current Capability
10?kHz, 125?°C / 150?°C
3.2?A (125?°C)

4.4?A (125?°C)
3.8?A (125?°C)

11.6 A (125?°C)
2.1?A (150?°C)
2?…?20?ARMS?(55?°C, 20?kHz)2?…?20?ARMS?(55?°C, 20?kHz)1.2 …?1.6?A1.1 …?2.7?A
ESR
≤?18?mΩ (20?°C, 100?kHz)

≤?28?mΩ (20?°C, 100?kHz)
≤?34?mΩ (20?°C, 100?kHz)

≤?42?mΩ (20?°C, 10? kHz)
3 … 12 mΩ (20?°C, 20?kHz)3 … 12 mΩ (20?°C, 20?kHz)

10?kHz:
2 …?17?mΩ

100?kHz:
1.3 …?3.8?mΩ

1?MHz:
1.6 …?8.0?mΩ

10?kHz:
11 …?43?mΩ

100?kHz:
5 …?8?mΩ

1?MHz:
4.3 …?10?mΩ

Capacitance360?μF (35 VDC)

3000?μF?(35 VDC)
1200?μF?(63 VDC)

510?μF (63 VDC)
2 x 2.2?μF (63?VDC, 2?A, 55?°C, 20?kHz)

4.7 μF (63 VDC, 2 A, 55?°C, 20?kHz)

22 μF (63 VDC, 9 A,?55?°C, 20?kHz)

68 μF (63 VDC, 12 A,?55?°C, 20?kHz)

80 μF (63 VDC, 20 A,?55?°C, 20?kHz)?⑤
2 x 2.2?μF (63?VDC, 2?A, 55?°C, 20?kHz)

4.7 μF (63 VDC, 2 A, 55?°C, 20?kHz)

22 μF (63 VDC, 9 A, 55?°C, 20?kHz)

68 μF (63 VDC, 12 A, 55?°C, 20?kHz)

80 μF (63 VDC, 20 A, 55?°C, 20?kHz)?⑤
10 … 100?μF ③4.7 …?22?μF?③
Mounting type, terminalsSMD

Single-ended
Single-ended

Axial-lead and Soldering Star
Parallel wire leadsParallel wire leadsSMDSMD
Volume0.98?cm3

5.03?cm3
8.8?cm3

6.03?cm3
0.12 …?15.6?cm30.12 …?15.6?cm30.02 … 0.15?cm3 ④0.02 …?0.15?cm3 ④
Height12.5?mm

25?mm
31.5?mm

30?mm
6.5 …? 27.5 mm6.5 …? 27.5 mm2.5 … 5.0?mm2.5 …?5.0?mm
ProductsProductsProductsProductsProductsProducts


Inverter applications for the 12?V and 48?V Bordnet in the range of 1?kW and higher

like Power Steering, Engine Fan, Climate Compressor, eCharger, etc.

 Header Alu
Aluminum Capacitors
 Header Alu
Aluminum Capacitors
 Header Film
Film Capacitors
 Header Film
Film Capacitors
 Header MLCC
MLCC
 Header MLCC
MLCC





all values apply for a single elementall values apply for a single element
Max. Operational Temperature
(ambient + self heating)
125?°C

150?°C

150?°C
150?°C

150?°C
125?°C125?°C125?°C
(150?°C special)
125?°C
(150?°C special)
Max. Ripple Current Capability
10?kHz, 125?°C / 150?°C
2.8?A (125?°C)

22?A (125?°C)
2.68?A (150?°C)

12.5?A (125?°C)??
2.2?A (150?°C)
17.2 A (125 °C)
3.1 A (150 °C)

19.1 A (125 °C)
2.28 A (150 °C)
2?…?20?ARMS?(55?°C, 20?kHz)2?…?20?ARMS?(55?°C, 20?kHz)1.2 …?1.6?A1.1 …?2.7?A
ESR
≤20 m? (20 °C, 100 kHz)

≤5.1 m? (20 °C, 20 kHz)

≤41 m? (20 °C, 10 kHz)
≤26 m? (20 °C, 100 kHz)

≤6.4 m? (20 °C, 20 kHz)
3 … 12 mΩ (20?°C, 20?kHz)3 … 12 mΩ (20?°C, 20?kHz)

10?kHz:
2 …?17?mΩ

100?kHz:
1.3 …?3.8?mΩ

1?MHz:
1.6 …?8.0?mΩ?

10?kHz:
11 …?43?mΩ

100?kHz:
5 …?8?mΩ

1?MHz:
4.3 …?10?mΩ?

Capacitance270?μF (35 VDC)

1200?μF?(25 VDC)

1300??μF (25 VDC)
820?μF?(63 VDC)

390?μF (63 VDC)
2 x 2.2?μF (63?VDC, 2?A, 55?°C, 20?kHz)

4.7 μF (63 VDC, 2 A, 55?°C, 20?kHz)

22 μF (63 VDC, 9 A,?55?°C, 20?kHz)

68 μF (63 VDC, 12 A,?55?°C, 20?kHz)

80 μF (63 VDC, 20 A,?55?°C, 20?kHz)?⑤
2 x 2.2?μF (63?VDC, 2?A, 55?°C, 20?kHz)

4.7 μF (63 VDC, 2 A, 55?°C, 20?kHz)

22 μF (63 VDC, 9 A,?55?°C, 20?kHz)

68 μF (63 VDC, 12 A,?55?°C, 20?kHz)

80 μF (63 VDC, 20 A,?55?°C, 20?kHz)?⑤
10 …?100?μF ③4.7 …?22?μF?③
Mounting type, terminalsSMD

Axial-lead and Soldering Star
Axial-lead and Soldering StarParallel wire leadsParallel wire leadsSMDSMD
Volume0.78?cm3

3.85?cm3

6.03?cm3
8.9?cm3

3.85?cm3
0.12 …?15.6?cm30.12 …?15.6?cm30.02 …?0.15?cm3 ④0.02 …?0.15?cm3?④
Height10?mm

25?mm

30?mm
35?mm

25?mm
6.5 …? 27.5 mm6.5 …? 27.5 mm2.5 …?5.0?mm2.5 …?5.0?mm
ProductsProductsProductsProductsProductsProducts

Integrated or Belt-Starter-Generator and Motors for a power of 12 to 20?kW and higher in the 48?V?Bordnet

 Header Alu
Aluminum Capacitors
 Header Film
Film Capacitors
 Header MLCC
MLCC

Key Characteristics?①

63 VDC48?V48?V



all values apply for a single element
Max. Operational Temperature
(ambient + self heating)
150?°C

150?°C
125?°C125?°C
(150?°C special)
Max. Ripple Current Capability
10?kHz, 125?°C / 150?°C
17.2 A (125 °C)
3.1 A (150 °C)

24.3 A (125 °C)
3.2 A (150 °C)
2?…?20?ARMS?(55?°C, 20?kHz)1.1 …?2.7?A
ESR
≤26 m? (20 °C, 100 kHz)

≤4.5 m? (20 °C, 20 kHz)
3 … 12 mΩ (20?°C, 20?kHz)

10?kHz:
11 …?43?mΩ

100?kHz:
5 …?8?mΩ

1?MHz:
4.3 …?10?mΩ?

Capacitance820?μF (63 VDC)

530?μF (63 VDC)
2 x 2.2?μF (63?VDC, 2?A, 55?°C, 20?kHz)

4.7 μF (63 VDC, 2 A, 55?°C, 20?kHz)

22 μF (63 VDC, 9 A,?55?°C, 20?kHz)

68 μF (63 VDC, 12 A,?55?°C, 20?kHz)

80 μF (63 VDC, 20 A,?55?°C, 20?kHz)?⑤
4.7 …?22?μF?③
Mounting type, terminalsAxial-lead and Soldering StarParallel wire leadsSMD
Volume8.9?cm3

5.03?cm3
0.12 …?15.6?cm30.02 …?0.15?cm3?④
Height35?mm

25?mm
6.5 …? 27.5 mm2.5 …?5.0?mm
ProductsProductsProducts


DC/DC Converter HV to 12?V

 Header Film
Film Capacitors
 Header Film
Film Capacitors
 Header MLCC
MLCC
 Header MLCC
MLCC
 Header CeraLink
CeraLink
 Header CeraLink
CeraLink
Remark

all values apply for a single elementall values apply for a single element
same item as 400?V ②?
for all 500?V types (not SP)for all 900?V types (not SP)
Max. Operational Temperature
(ambient + self heating)
105?°C

125?°C

105?°C

105?°C?
105?°C

125?°C

105?°C

105?°C
125?°C125?°C150?°C150?°C
Max. Ripple Current Capability
@ 150?kHz, 85?°C
3.5 … 108 A (85 °C, 20 kHz)3.5 … 108 A (85 °C, 20 kHz)2.3 …?2.7?A2.3 …?2.7?A?15 …?60?ARMS6 …?45?ARMS
ESR
0.5 … 3 mΩ (70 °C, 10 kHz)0.5 … 3 mΩ (70 °C, 10 kHz)

10?kHz:
60 …?130?mΩ

100?kHz:
10 …?20?mΩ

1?MHz:
7 …?15?mΩ?

10?kHz:
60 …?130?mΩ

100?kHz:
10 …?20?mΩ

1?MHz:
7 …?15?mΩ

3 …?12?mΩ
@ 0?VDC, 0.5?VAC, 25?°C, 1?MHz
7 …?45?mΩ
@ 0?VDC, 0.5?VAC, 25?°C, 1?MHz
Capacitance10 μF (15 A, 100 kHz, 85 °C)

12 μF (15 A, 100 kHz, 85 °C)

18 μF (15 A, 100 kHz, 85 °C)
10 μF (15 A, 100 kHz, 85 °C)

12 μF (15 A, 100 kHz, 85 °C)

18 μF (15 A, 100 kHz, 85 °C)
0.47 …?1?μF?③0.47 …?1?μF?③0.6 …?6?μF (Ceff)
1 …?10?μF (Cnom)
0.13 …?1.3?μF (Ceff)
0.25 …?2.5?μF (Cnom)
Mounting type, terminalsParallel wire leadsParallel wire leadsSMDSMDSMD / LeadframesSMD / Leadframes
Volume6.6?cm36.6?cm30.07 …?0.15?cm3?④0.07 …?0.15?cm3?④0.23 …?2.02?cm30.23 …?2.02?cm3
Height19?mm19?mm2.5 …?5.0?mm2.5 …?5.0?mm4.0 …?9.1?mm4.0 …?9.1?mm
ProductsProductsProductsProductsProductsProducts


HV Heater for 5?kW and higher

 Header Film
Film Capacitors
 Header Film
Film Capacitors
 Header MLCC
MLCC
 Header MLCC
MLCC
 Header CeraLink
CeraLink
 Header CeraLink
CeraLink
Remark

all values apply for a single elementall values apply for a single element
same item as 400?V ②?
for all 500?V types (not SP)for all 900?V types (not SP)
Max. Operational Temperature
(ambient + self heating)
105?°C

125?°C

105?°C

105?°C?
105?°C

125?°C

105?°C

105?°C
125?°C125?°C150?°C150?°C
Max. Ripple Current Capability
10?kHz, 125?°C / 150?°C
3.5 … 108 A (85 °C, 20 kHz)3.5 … 108 A (85 °C, 20 kHz)0.8 …?1.1?A0.8 …?1.1?A3.6 …?15?ARMS2.7 …?10?ARMS
ESR
0.5 … 3 mΩ (70 °C, 10 kHz)0.5 … 3 mΩ (70 °C, 10 kHz)

10?kHz:
60 …?130?mΩ

100?kHz:
10 …?20?mΩ

1?MHz:
7 …?15?mΩ?

10?kHz:
60 …?130?mΩ

100?kHz:
10 …?20?mΩ

1?MHz:
7 …?15?mΩ

3 …?12?mΩ
@ 0?VDC, 0.5?VAC, 25?°C, 1?MHz
7 …?45?mΩ
@ 0?VDC, 0.5?VAC, 25?°C, 1?MHz
Capacitance10 μF (15 A, 100 kHz, 85 °C)

12 μF (15 A, 100 kHz, 85 °C)

18 μF (15 A, 100 kHz, 85 °C)
10 μF (15 A, 100 kHz, 85 °C)

12 μF (15 A, 100 kHz, 85 °C)

18 μF (15 A, 100 kHz, 85 °C)
0.47 …?1?μF?③0.47 …?1?μF?③0.6 …?6?μF (Ceff)
1 …?10?μF (Cnom)
0.13 …?1.3?μF (Ceff)
0.25 …?2.5?μF (Cnom)
Mounting type, terminalsParallel wire leadsParallel wire leadsSMDSMDSMD / LeadframesSMD / Leadframes
Volume6.6?cm36.6?cm30.07 …?0.15?cm3?④0.07 …?0.15?cm3?④0.23 …?2.02?cm30.23 …?2.02?cm3
Height19?mm19?mm2.5 …?5.0?mm2.5 …?5.0?mm4.0 …?9.1?mm4.0 …?9.1?mm
ProductsProductsProductsProductsProductsProducts


HV Auxilliaries in the range of 1?kW

like Climate Compressor, Water Pump and Suspension

 Header Film
Film Capacitors
 Header Film
Film Capacitors
 Header MLCC
MLCC
 Header MLCC
MLCC
 Header CeraLink
CeraLink
 Header CeraLink
CeraLink
Remark

all values apply for a single elementall values apply for a single element
same item as 400?V ②?
for all 500?V types (not SP)for all 900?V types (not SP)
Max. Operational Temperature
(ambient + self heating)
105?°C

125?°C

105?°C

105?°C
105?°C

125?°C

105?°C

105?°C
125?°C125?°C150?°C150?°C
Max. Ripple Current Capability
10?kHz, 125?°C / 150?°C
3.5 … 108 A (85 °C, 20 kHz)3.5 … 108 A (85 °C, 20 kHz)0.8 …?1.1?A0.8 …?1.1?A3.6 …?15?ARMS2.7 …?10?ARMS
ESR
0.5 … 3 mΩ (70 °C, 10 kHz)0.5 … 3 mΩ (70 °C, 10 kHz)

10?kHz:
60 …?130?mΩ

100?kHz:
10 …?20?mΩ

1?MHz:
7 …?15?mΩ?

10?kHz:
60 …?130?mΩ

100?kHz:
10 …?20?mΩ

1?MHz:
7 …?15?mΩ

3 …?12?mΩ
@ 0?VDC, 0.5?VAC, 25?°C, 1?MHz
7 …?45?mΩ
@ 0?VDC, 0.5?VAC, 25?°C, 1?MHz
Capacitance10 μF (15 A, 100 kHz, 85 °C)

12 μF (15 A, 100 kHz, 85 °C)

18 μF (15 A, 100 kHz, 85 °C)
10 μF (15 A, 100 kHz, 85 °C)

12 μF (15 A, 100 kHz, 85 °C)

18 μF (15 A, 100 kHz, 85 °C)
0.47 …?1?μF?③0.47 …?1?μF?③0.6 …?6?μF (Ceff)
1 …?10?μF (Cnom)
0.13 …?1.3?μF (Ceff)
0.25 …?2.5?μF (Cnom)
Mounting type, terminalsParallel wire leadsParallel wire leadsSMDSMDSMD / LeadframesSMD / Leadframes
Volume6.6?cm36.6?cm3?0.07 …?0.15?cm3?④0.07 …?0.15?cm3?④0.23 …?2.02?cm30.23 …?2.02?cm3
Height19?mm19?mm2.5 …?5.0?mm2.5 …?5.0?mm4.0 …?9.1?mm4.0 …?9.1?mm
ProductsProductsProductsProductsProductsProducts


On Board Charger for PHEV and BEV

 Header Alu
Aluminum Capacitors
 Header Alu
Aluminum Capacitors
 Header Film
Film Capacitors
 Header Film
Film Capacitors
 Header MLCC
MLCC
 Header MLCC
MLCC
 Header CeraLink
CeraLink
 Header CeraLink
CeraLink
Remark
series configuration of 450 / 500?VDC capacitors

all values apply for a single elementall values apply for a single element
same item as 400?V ②
for all 500?V types (not SP)for all 900?V types (not SP)
Max. Operational Temperature
(ambient + self heating)
105?°C105?°C105?°C

125?°C

105?°C

105?°C
105?°C

125?°C

105?°C

105?°C
125?°C125?°C150?°C150?°C
Max. Ripple Current Capability
100?kHz, 85?°C
4.91 A (120 Hz, 85 °C)

3.93 A (120 Hz, 85 °C)
4.91 A (120 Hz, 85 °C)

3.93 A (120 Hz, 85 °C)
3.5 … 108 A (85 °C, 20 kHz)3.5 … 108 A (85 °C, 20 kHz)2.0 …?2.5?A2.0 …?2.5?A11 …?47?A5 …?32?A
ESR
≤140 m? (20 °C, 120 Hz)
≤50 m? (60 °C, 120 Hz)

≤170 m? (20 °C, 120 Hz)
≤50 m? (60 °C, 120 Hz)
≤140 m? (20 °C, 120 Hz)
≤50 m? (60 °C, 120 Hz)

≤170 m? (20 °C, 120 Hz)
≤50 m? (60 °C, 120 Hz)
0.5 … 3 mΩ (70 °C, 10 kHz)0.5 … 3 mΩ (70 °C, 10 kHz)

10?kHz:
60 …?130?mΩ

100?kHz:
10 …?20?mΩ

1?MHz:
7 …?15?mΩ?

10?kHz:
60 …?130?mΩ

100?kHz:
10 …?20?mΩ

1?MHz:
7 …?15?mΩ

3 …?12?mΩ
@ 0?VDC, 0.5?VAC, 25?°C, 1?MHz
7 …?45?mΩ
@ 0?VDC, 0.5?VAC, 25?°C, 1?MHz
Capacitance820 μF (450 VDC)

390 μF (500 VDC)
820?μF?(450 VDC)

390?μF (500 VDC)
10 μF (15 A, 100 kHz, 85 °C)

12 μF (15 A, 100 kHz, 85 °C)

18 μF (15 A, 100 kHz, 85 °C)
10 μF (15 A, 100 kHz, 85 °C)

12 μF (15 A, 100 kHz, 85 °C)

18 μF (15 A, 100 kHz, 85 °C)
0.47 …?1?μF?③0.47 …?1?μF?③0.6 …?6?μF (Ceff)
1 …?10?μF (Cnom)
0.13 …?1.3?μF (Ceff)
0.25 …?2.5?μF (Cnom)
Mounting type, terminalsSnap-in version with 3 terminalsSnap-in version with 3 terminalsParallel wire leadsParallel wire leadsSMDSMDSMD / LeadframesSMD / Leadframes
Volume48.1?cm348.1?cm36.6?cm36.6?cm30.07 …?0.15?cm3?④0.07 …?0.15?cm3?④0.23 …?2.02?cm30.23 …?2.02?cm3
Height50?mm50?mm19?mm19?mm2.5 …?5.0?mm2.5 …?5.0?mm4.0 …?9.1?mm4.0 …?9.1?mm?
ProductsProductsProductsProductsProductsProductsProductsProducts


Customized DC-link Capacitors for HV Traction Inverter

 Traction Inverter
  • Focused on high volume projects
  • Robust thermal and mechanical designs
  • High power density
  • Wide temperature ranges
  • Ultra low ESR & ESL designs
  • Complies with highest automotive requirements


For high volume requests contact your local sales or?send a product inquiry

Further information about TDK Film Capacitors keyboard_arrow_right

Remarks

① other key characteristics like, life time, resonant frequency, ESL, dV/dt, tolerance depend much on customer solution and have to be evaluated individually
② same item as 400?V, but series + parallel connection needed, means Key Characteristics are changing
③ Cap value depends on applied voltage
④ Volume of single item
⑤ Customized solution upon request

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