Product Overview
This specification sheet details the Beryl Series RD Type radial aluminum electrolytic capacitors, designed for use in electronic equipment. These foil-type capacitors meet IEC 60384 standards and are suitable for applications requiring reliable performance. Key features include a wide operating temperature range, specified capacitance tolerance, and defined life expectancy under operational conditions.
Product Attributes
- Brand: BERYL
- Series: RD
- Type: RADIAL
- Construction Material (Lead): Al and (Fe+Cu+Sn)
- Construction Material (Rubber): NMJX
- Construction Material (Case): Aluminum
- Construction Material (Paper): Wood / Fibrous plant materials
- Construction Material (Anode foil): Al + Al2O3
- Construction Material (Cathode foil): Aluminum
- Construction Material (Electrolyte): Glycol + Water +Ammonium salt
- Construction Material (Sleeve): PET
- Sleeve Color: Not specified
- Origin: Zhao Qing Beryl Electronic Technology Co., Ltd., CHINA
- Certifications: Designed capacitors quality meets IEC 60384.
Technical Specifications
| Series | Cap(uF) | WV(V) | Sizemm D x L | Temperature () | Capacitance Tolerance | Life(hours) @105() | DF (%)(MAX) 120Hz/20 | LC(A)(MAX) 2min/20 | ESR()(MAX) 100KHz/25 | RC (mA rms) (MAX)105/120Hz | Surge voltage(V) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RD | 4.7 | 400 | 8 x 9 | -40~+105 | 20% | 8000 | 24 | 48 | - | 90 | 440 |
Product Dimensions (Example)
| Type | D | P | d | a (L< 20) | a (L20) |
|---|---|---|---|---|---|
| 8 | 8 | 3.5 | 0.5/0.6 | 1.5 | 2.0 |
Part Number Breakdown
Example: RD 400 M 4R7 LO 8*9 TH- 2A2 E t
- Series Name: RD
- Rated Voltage: 400 (400V)
- Capacitance Tolerance: M (20%)
- Rated Capacitance: 4R7 (4.7uF)
- Lead Type: LO (Long Lead)
- Size: 8*9 (Diameter*Length in mm)
- Sleeve Material: TH- 2A2 E (PET Sleeve)
- Date Code: t (week)
Product Marking
Capacitors are marked with: Trademark (BERYL), working voltage (400V), Nominal capacitance (4.7uF), Cathode mark, Series symbol & Nominal capacitance tolerance (M: -20% ~ +20%), Sleeve material (E: PET), Maximum operating temperature (105), and Date code (e.g., 2216 for manufactured year 2022, week 16).
Performance Characteristics
- Standard Atmospheric Conditions: Ambient temperature 15 to 35, Relative humidity 45% to 85%, Air pressure 86kPa to 106kPa. For precise measurements: Ambient temperature 20 2, Relative humidity 60% to 70%, Air pressure 86kPa to 106kPa.
- Operating Temperature Range: -40 to +105 (for 160~400WV); -25 to +105 (for 450~500WV).
- Nominal Capacitance: Within specified tolerance at 120Hz, 202, 0.5Vrms +1.5~2.0V.DC.
- Leakage Current: Max 0.02CV+10(A) after 2 minutes at rated DC working voltage.
- Dissipation Factor: Within specified parameters at 120Hz/20.
- Impedance: Within specified parameters at 100kHz/20.
- Load Life Test: At max operating temperature with DC bias and rated ripple current for rated life +48/0 hours. Characteristics to meet specified criteria for leakage current, capacitance change (20%), dissipation factor (200% of specified value), and appearance (no electrolyte leakage).
- Shelf Life Test: Stored at max operating temperature for 1000+48/0 hours with no voltage. Characteristics to meet specified criteria for leakage current (200% of specified value), capacitance change (20%), dissipation factor (200% of specified value), and appearance (no electrolyte leakage).
- Maximum Permissible Ripple Current: Varies with frequency. Frequency multipliers provided for 120Hz, 1k, 10k, 100k Hz.
- Terminal Strength: Tensile and bending strength tests performed on terminals.
- Temperature Characteristics: Capacitance, DF, and impedance measured across a temperature range (-40 to +105).
- Surge Test: Applied surge voltage 1000 times. Characteristics to meet specified criteria for leakage current, capacitance change (15%), dissipation factor, and appearance.
- Change of Temperature Test: 5 temperature cycles from +20 to -40/-25 to +105. Characteristics to meet specified criteria for leakage current, dissipation factor, and appearance.
- Damp Heat Test: 5008 hours at 402, 90~95% RH. Characteristics to meet specified criteria for leakage current, capacitance change (10%), dissipation factor (120% of specified value), and appearance.
- Solderability Test: Dipping in solder at 2455 for 30.5s.
- Vibration Test: 10Hz ~ 55Hz for 2 hours in 3 directions. Inner construction and appearance to remain undamaged.
- Resistance to Solder Heat Test: Immersion in solder at 2605 for 101s or 40010 for 3+0/-1s. Characteristics to meet specified criteria for leakage current, capacitance change (5%), dissipation factor, and appearance.
- Vent Test: For products with vent (diameter 6.3mm). Vent operates under DC test conditions without dangerous conditions.
Packing Information
Packing labels include: Clint order number, Client part number, Beryl part number, Capacitance, Voltage, Dimension, Packaging quantity, Capacitance tolerance, QC Marking, Lot number, and Series.
Prohibition to Use Environment- related Substances
The company certifies that products are free from specified environment-related substances as per RoHS or Sony-SS-00259 standards, including heavy metals, organic halogen compounds, and tin compounds.
2410121955_BERYL-Electronic-Tech-RD400M4R7LO8-9TH-2A2Et_C2987898.pdf
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