Product Overview
This document outlines the usage guidelines and technical specifications for Aluminum Electrolytic Capacitors manufactured by GuangDong TOPAZ Electronic Technology Co., Ltd. These guidelines are intended to ensure optimal performance, extend product lifespan, and prevent damage during application.
Product Attributes
- Brand: TOPAZCON
- Origin: China
- Manufacturer: GuangDong TOPAZ Electronic Technology Co., Ltd.
- Contact: TEL: 86-769-85391636 / 85391626, FAX: 86-769-85325630, E-mail: songshengcw@163.com, Website: www.songshengdg.com
- Address: No. 3 Fufu Road, Foziao Village, Dalang Town, Dongguan City, Guangdong Province, China, 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 if polarity is uncertain. Not suitable for AC applications. |
| Bipolar Capacitors | Suitable for pulse and polarity reverse circuits only. Not applicable for pure AC or high ripple current circuits. |
| Voltage Usage | 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. Exceeding limits causes heating, capacitance decrease, and damage. Generally, do not exceed 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 10C decrease in temperature from the rated temperature. Formula provided for calculation. |
| Operating Frequency | Capacitance is typically 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. Before use, apply rated DC voltage gradually. |
| Case Insulation | The capacitor case is connected to the cathode terminal. Insulate the case if required by the application at the mounting point. |
| Terminal/Lead Force | Do not apply excessive force to terminals or leads to prevent breakage, separation, or internal connection failure. |
| Lead Bending | When bending leads for horizontal mounting, maintain a 2mm safe spacing from the capacitor body to avoid internal structural damage. |
| Circuit Board Cleaning | Clean circuit boards using recommended solvents (Methanol, Isopropanol, Ethanol, etc.). Avoid halogenated solvents (trichlorethylene, xylene, acetone) to protect the capacitor body. |
| Soldering | Maintain distance between soldering iron and plastic sleeve. Recommended solder bath temperature: within 260C for no more than 10 seconds to prevent damage. |
| Hole Layout | Ensure mounting hole spacing on circuit boards matches lead spacing to avoid stress on leads. Consider hole layout to prevent solder splashing onto the capacitor body. |
2304140030_Guangdong-TOPAZ-Elec-Tech-ECRF1016220M251P00_C156841.pdf
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