Miniature Aluminum Electrolytic Capacitors Featuring AISHI EWH2WM150G16OT With Wide Temperature Range
Aishin Electrolytic Capacitors - WH Series
The Aishin WH series miniature aluminum electrolytic capacitors are designed for general-purpose applications. They feature a wide operating temperature range from -40C to +105C and a rated endurance of 2,000 hours at +105C. These capacitors are RoHS compliant.
Product Attributes
- Brand: Aishin
- Series: WH
- Type: Miniature Aluminum Electrolytic Capacitors
- Origin: (Implied from text, but not explicitly stated as a country)
- Material: Aluminum Electrolytic
- Compliance: RoHS Compliant
Technical Specifications
Part Numbering System:
The part numbering system follows the structure: Category Code - Series Code - Size Code - Capacitance Code - Capacitance Tolerance Code - Voltage Code - Sleeve Marking Code - Terminal Code.
General Specifications:
| Item | Specification |
|---|---|
| Temperature Range | -40C to +105C (6.3-100 Vdc) -25C to +105C (160-500 Vdc) |
| Rated Voltage Range | 6.3-500 Vdc |
| Capacitance Tolerance | 20% (M) |
| Leakage Current | (at 20C, 120Hz) 6.3-100 Vdc: 0.01 CV or 3A (at 1 min), 0.02 CV + 25A (at 2 min) 160-500 Vdc: 0.04 CV + 100A |
| Dissipation Factor (tan) | See table below (at 20C, 120Hz) |
| Low Temperature Characteristics (Max. Impedance Ratio) | See table below (Z(-25C)/Z(+20C) at 120Hz) |
| Endurance | +105C, 2,000 hours |
| Shelf Life | (at 105C, no voltage applied) Capacitance Change 20% of initial value, D.F. (tan) 200% of initial specified value, Leakage Current 200% of initial specified value |
Dissipation Factor (tan) Max. (at 20C, 120Hz):
| Rated Voltage (Vdc) | tan (max.) |
|---|---|
| 6.3 | 0.26 |
| 10 | 0.19 |
| 16 | 0.16 |
| 25 | 0.14 |
| 35 | 0.12 |
| 50 | 0.10 |
| 63 | 0.09 |
| 100 | 0.08 |
| 160-250 | 0.20 |
| 350-400 | 0.24 |
| 450 | 0.24 |
| 500 | 0.24 |
Note: When nominal capacitance exceeds 1,000F, add 0.02 for each 1,000F increase.
Low Temperature Characteristics Z(-25C)/Z(+20C) Max. (at 120Hz):
| Rated Voltage (Vdc) | Z(-25C)/Z(+20C) |
|---|---|
| 6.3 | 5 |
| 10 | 4 |
| 16 | 3 |
| 25 | 2 |
| 35 | 3 |
| 50 | 8 |
| 63 | 6 |
| 100 | 3 |
| 160-250 | 12 |
| 350-400 | 10 |
| 450 | 5 |
| 500 | 4 |
Soldering Recommendations:
- Flow Soldering (Radial Lead Type): Preheating: 13020C for 30-90 sec. Cooling:
- Reflow Soldering (Polymer SMD Type): Refer to recommended reflow profile charts.
- Reflow Soldering (Liquid SMD Type): Case size 6.3-10mm: Preheat 100-200C (max. 180 sec). Peak temp. 230-250C (max. 90 sec for 6.3, 60 sec for 10). Case size 12.5-18mm: Preheat 100-180C (max. 150 sec). Peak temp. 230-250C (max. 90 sec for 12.5, 60 sec for 18).
Dimensions and Ratings:
See the provided tables for detailed dimensions (DxL in mm), rated ripple current (mArms/105C, 120Hz), and capacitance values (F) for various voltage ratings.
Sleeve Marking Codes:
- C: PVC
- T: PET
Terminal Codes:
- A: Standard
- S: Ring clip mounting special design
Lead Forming and Taping Specifications:
Refer to detailed figures and tables for lead forming codes (B, C, F, J, P, X), lead wire diameter, pitch, distances, tape width, and hole positions.
Rated Ripple Current Multipliers:
Frequency correction factors for ripple current are provided for various frequencies and capacitance values.
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