Product Overview
This document provides detailed guidelines for the proper usage and handling of Aluminum Electrolytic Capacitors manufactured by GuangDong TOPAZ Electronic Technology Co., Ltd. Following these instructions will ensure optimal capacitor performance and extend their service life.
Product Attributes
- Brand: TOPAZCON
- Origin: Guangdong, China
- Manufacturer: GuangDong TOPAZ Electronic Technology Co., Ltd.
Technical Specifications
| Item | Description |
| Polarity | DC electrolytic capacitors are polarized. Polarity is marked on the capacitor body. Use bipolar capacitors when polarity is not determined or unknown. DC electrolytic capacitors cannot be used for AC applications. |
| Bipolar Capacitors | Suitable for pulse circuits and polarity reverse circuits; not applicable in pure AC or high ripple current circuits. |
| Voltage Usage | Do not apply voltage greater than rated voltage. Recommended working voltage is 70-80% of rated voltage for extended life. |
| Ripple Current | Do not allow excessive ripple current. Ripple current should not exceed the allowable level, generally not more than 80% of the rated value, to prevent overheating and damage. |
| Charge/Discharge Circuits | For circuits with rapid charge/discharge cycles, use specially designed capacitors to prevent damage, capacitance decrease, and heat rise. |
| Operating Temperature | Capacitor characteristics vary with temperature. Lower operating temperatures ensure longer life. |
| Temperature and Life Relationship | Life is generally doubled for every 10 decrease in operating 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. |
| Storage | For capacitors stored for a long time, apply rated DC voltage gradually before use to restore capacitance and withstand voltage, as leakage current may increase and withstand voltage may decrease. |
| Case Insulation | The capacitor case is not insulated from the cathode terminal. Insulation must be provided at the mounting point if the case needs to be insulated 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 | When bending leads for horizontal mounting, maintain a 2mm safe spacing from the capacitor body to avoid internal structural damage. |
| Circuit Board Cleaning | Use recommended cleaning solvents like Methanol, Isopropanol, Ethanol, Isobutanol, Petroleum ether, Propanol, and general detergents. Avoid halogenated solvents (trichlorethylene, xylene, acetone) to protect the capacitor body. |
| Soldering | Maintain distance between soldering iron and plastic sleeve. Recommended soldering temperature is within 260 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 carefully to prevent solder splashing onto the capacitor body. |
1810181007_Guangdong-TOPAZ-Elec-Tech-ECRF08126R8M401P00_C156816.pdf
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