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Bullhorn type aluminum electrolytic capacitor CN3

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  • Bullhorn type aluminum electrolytic capacitor CN3

Short Description:

The characteristics of Bullhorn type aluminum electrolytic capacitor are: small size, can adapt to ultra-low temperature working environment. Can work for 3000 hours at 85 ℃. Suitable for frequency converters, industrial drives, etc. Corresponds to RoHS instructions.


Product Detail

list of products number

Product Tags

Main technical parameters

Technical Parameter

 ♦ 85℃ 3000 Hours

♦ High Reliability, Super Low Temperature

♦ Low LC, Low Consumption

♦ RoHS Compliant

Specification

Items

Characteristics

Temperature Range(℃)

-40℃ 〜+85℃

Voltage Range(V)

350~500V.DC

Capacitance Range(uF)

47 〜1000*(20℃ 120Hz)

Capacitance Tolerance

±20%

Leakage Current(mA)

<0.94mA or 3 cv , 5 minutes test at 20℃

Maximum DF(20℃)

0.15(20℃, 120HZ)

Temperature Characteristics(120 Hz)

C(-25℃)/C(+20℃)≥0.8 ； C(-40℃)/C(+20℃)≥0.65

Impedance Characteristics

Z(-25℃)/Z(+20℃)≤5 ； Z(-40℃)/Z(+20℃)≤8

Insulating Resistance

The value measured by applying DC 500V insulation resistance tester between all terminals and snap ring with insulating sleeve = 100 mΩ.

Insulating Voltage

Apply AC 2000V between all terminals and snap ring with insulating sleeve for 1 minute and no abnormality appears.

Endurance

Apply rated ripple current on capacitor with voltage not more than rated voltage under 85 ℃ environment and apply rated voltage for 3000hours, then recover to 20℃ environment and the test results should satisfy the requirements as below.

Capacitance change rate (ΔC )

≤initial value 土20%

DF (tgδ)

≤200% of initial specification value

Leakage current(LC)

≤initial specification value

ShelfLife

Capacitor kept in 85 ℃ environment fbr 1000 hours, then tested in 20℃ environment and the test result should satisfy the requirements as below.

Capacitance change rate (ΔC )

≤initial value 土 15%

DF (tgδ)

≤150% of initial specification value

Leakage current(LC)

≤initial specification value

(Voltage pretreatment should be done before test: apply rated voltage on both ends of capacitor through a resister of about 1000Ω for 1 Hrs, then discharge electricity through 1Ω/V resister after pretreatment. Place under normal temperature fbr 24hrs after total discharging, then starts test.)

Product Dimensional Drawing

Bullhorn type aluminum electrolytic capacitor CN31
Bullhorn type aluminum electrolytic capacitor CN32

ΦD

Φ22

Φ25

Φ30

Φ35

Φ40

B

11.6

11.8

11.8

11.8

12.25

C

8.4

10

10

10

10

Ripple current correction parameter

Frequency compensation parameters

Frequency 50Hz 120Hz 500Hz 1KHz ≥10KHz
Correction factor 0.8 1 1.2 1.25 1.4

Temperature compensation coefficient

Ambient temperature（℃） 40℃ 60℃ 85℃
Correction factor 1.7 1.4 1

Bullhorn type aluminum electrolytic capacitor is a commonly used capacitor, which is widely used in various electronic devices and circuits. The following are the specific applications of horn-type aluminum electrolytic capacitors:

1. Power filter capacitor: A power filter capacitor is a capacitor used to stabilize DC signals. Bullhorn type aluminum electrolytic capacitors are suitable for power supply filtering, which can help eliminate noise and fluctuations in the power supply and provide stable DC power.

2. Coupling capacitor: In some amplification circuits, it is necessary to transfer a signal or voltage to another circuit. Bullhorn aluminum electrolytic capacitors can be used as coupling capacitors to pass signals or voltages into amplifying circuits to enhance signals or voltages.

3. Signal filter: Bullhorn type aluminum electrolytic capacitor is suitable for signal filter. In some cases, noise or interference in certain frequency ranges needs to be removed from the signal. Bullhorn aluminum electrolytic capacitors can be used to make low-pass, high-pass, band-pass and band-stop filters.

4. Regulating capacitor: A bullhorn type aluminum electrolytic capacitor can be used as a regulating capacitor. In some circuits, capacitor values ​​need to be adjusted as needed to meet specific design requirements. The horn-type aluminum electrolytic capacitor can adjust the capacitance value to make it meet the requirements.

5. Sequential circuit: In some special circuits, capacitors are needed to control time and frequency. Horn-type aluminum electrolytic capacitors are suitable for sequential circuits and can be used to make circuits such as timers, oscillators and pulse generators.

6. Antenna Capacitors: In antenna circuits, capacitors are required to control frequency response and attenuation. Bullhorn aluminum electrolytic capacitors can be used as antenna capacitors to adjust frequency response and impedance matching.
To sum up, horn-type aluminum electrolytic capacitors are widely used and can be used in a variety of electronic devices and circuits. Its stability and reliability make it an important part of the electronics industry.

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