This document provides guidelines for using Aluminum Electrolytic Capacitors manufactured by GuangDong TOPAZ Electronic Technology Co., Ltd. It details crucial information regarding polarity, voltage, ripple current, temperature, frequency, storage, and handling to ensure optimal performance and extended lifespan of the capacitors.
Product Attributes
- Brand: TOPAZCON
- Manufacturer: (GuangDong TOPAZ Electronic Technology Co., Ltd.)
- Origin: China
- Contact: TEL: 86-769-85391636 / 85391626, FAX: 86-769-85325630, E-mail: songshengcw@163.com, Website: http:www.songshengdg.com
- Address: (No. 3, Fufu Road, Fuziao Village, Dalang Town, Dongguan City, Guangdong Province)
- Postal Code: 523781
Technical Specifications
| Item | Description |
| Polarity | DC electrolytic capacitors are polarized. Ensure correct polarity to avoid short circuits or damage. Use bipolar capacitors for uncertain polarity. Not suitable for AC applications. |
| Bipolar Capacitors | Suitable for pulse circuits and polarity reverse circuits. Not applicable in pure AC or high ripple current circuits. |
| Working Voltage | Do not exceed rated voltage. Recommended working voltage is 70-80% of rated voltage for extended life. |
| Ripple Current | Do not exceed permissible ripple current. Excessive ripple current causes heating, capacitance reduction, and damage. Generally, not more than 80% of rated current. |
| Charge/Discharge Circuits | Use specially designed capacitors for circuits with rapid charge and discharge cycles to prevent damage and premature failure. |
| Operating Temperature | Capacitor characteristics vary with temperature. Lower temperatures ensure longer life. |
| Temperature & Life Relationship | Life is approximately doubled for every 10 decrease in operating temperature. Formula provided for calculation. |
| Operating Frequency | Capacitance measured at 100Hz or 120Hz. Capacitance decreases and tg increases with higher frequencies, leading to increased ambient temperature. |
| Long-Term Storage | Capacitors stored for extended periods may have increased leakage current and reduced withstand voltage. Treat with rated DC voltage before use. |
| Case Insulation | Capacitor case is not insulated from the cathode terminal. Insulation measures are required if the case needs to be isolated from the circuit. |
| Terminal/Lead Force | Do not apply excessive force to terminals and leads to prevent breakage, separation, or internal connection failure. |
| Lead Bending | Maintain a 2mm safe spacing between the bend and the capacitor body when bending leads for horizontal mounting to avoid internal structural damage. |
| Circuit Board Cleaning | Use recommended solvents (Methanol, isopropanol, ethanol, isobutanol, petroleum ether, propanol, detergents). Avoid halogenated solvents (trichlorethylene, xylene, acetone) to protect markings and sealing materials. |
| Soldering | Keep soldering iron away from plastic sleeves. Recommended soldering temperature: within 260 for no more than 10 seconds. |
| Hole Layout on PCB | Ensure hole spacing on the circuit board matches lead spacing to prevent stress on leads. Consider hole layout to avoid solder splashing onto the capacitor body. |
2304140030_Guangdong-TOPAZ-Elec-Tech-ECRF06094R7M161P00_C156600.pdf
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