Specications
CDM Cornell Dubilier • 140 Technology Place • Liberty, SC 29657 • Phone: (864)843-2277 • Fax: (864)843-3800
Type HHT 175 °C, Aluminum Electrolytic Capacitor
Type HHT has long life and rugged construction for high temperature
environments. HHT capacitors are rated for full operating voltage at
175 °C and tested to 2000 hrs at rated voltage and temperature. 5000
hours of life at 150 ºC with ripple current ratings up to 10 Arms.
Highlights
- Rated for +175 ºC without voltage derating
- High capacitance retention @ -40 ºC
- Up to 20g vibration
Temperature Range –40 °C to +175 °C
Rated Voltage Range 16 Vdc to 40 Vdc
Capacitance Range 470 µF to 4700 µF
Capacitance Tolerance –10 / +30%
Leakage Current (at 20 ºC) I = 0.003 CV +4.0 µA; after 5 minutes at rated voltage
I = leakage current in µAmps
C = rated capacitance in µF
V = rated DC Working voltage in Volts
Ripple Current vs. Frequency Correction Factors
Low Temperature Characteristics Impedance ratio: Z
–40 ⁰C
∕ Z
+25 ⁰C
@120 Hz ≤3
DC Life Test 2000 h @ rated voltage at 175 °C
∆ Capacitance 30V and 40V ±20% , 16V ±25%
ESR 200% of limit
DCL 100% of limit
Shelf Life Test (+105 ºC/0 Vdc): 1000 hours
(+40 ºC/0 Vdc): 10 years
Case Material Stainless Steel
Frequency (Hz) 100 300 1000 5000 100 kHz
Ripple Current Correction Factor 0.35 0.57 0.8 1 1.04