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Specifications
Operating Temperature:
-40℃~+85℃
Capacitance:
4700uF
Height - Seated (Max):
40mm
Voltage Rating:
50V
Diameter:
18mm
Tolerance:
±20%
Ripple Current:
3.272A@120Hz
Mfr. Part #:
SD1H478M18040BB100
Package:
Through Hole
Key Attributes
Model Number:
SD1H478M18040BB100
Product Description
Product Overview
The SD series miniature aluminum electrolytic capacitors are designed for general purposes, offering a wide voltage range from 6.3V to 500V and high capacitance options. These capacitors comply with the RoHS directive and are suitable for various applications requiring reliable performance. The series features standard construction with a safety vent for enhanced safety.
Product Attributes
- Series: SD
- Compliance: RoHS directive
- Construction: Insulating sleeve, Tinned copper-ply wire, Safety vent (6.3V up)
Technical Specifications
| Item | Characteristics | Value |
| Operating temperature range | 6.3 ~ 450V | -40 ~ +85 C |
| Operating temperature range | 500V | -25 ~ +85 C |
| Capacitance tolerance | ±20% at 120Hz, 20 C | |
| Leakage current max. | WV ≤ 100V | I = 0.01CV or 3 μA whichever is greater (after 2 min) |
| WV > 100V | I = 0.02CV + 15 μA (after 5 min) | |
| WV > 100V (for Capacitance > 1000 μF) | I = 0.03CV or 4 μA whichever is greater (after 1 min) | |
| Dissipation factor max. (at 120Hz, 20 C) | WV 6.3V | 0.28 |
| Dissipation factor max. (at 120Hz, 20 C) | WV 10V | 0.24 |
| Dissipation factor max. (at 120Hz, 20 C) | WV 16V | 0.20 |
| Dissipation factor max. (at 120Hz, 20 C) | WV 25V | 0.16 |
| Dissipation factor max. (at 120Hz, 20 C) | WV 35V | 0.14 |
| Dissipation factor max. (at 120Hz, 20 C) | WV 50V | 0.12 |
| Dissipation factor max. (at 120Hz, 20 C) | WV 63V | 0.10 |
| Dissipation factor max. (at 120Hz, 20 C) | WV 100V | 0.08 |
| Dissipation factor max. (at 120Hz, 20 C) | WV 160 ~ 250V | 0.15 |
| Dissipation factor max. (at 120Hz, 20 C) | WV 350 ~ 500V | 0.20 |
| Dissipation factor max. (at 120Hz, 20 C) | Capacitance > 1000 μF | tan increases by 0.02 for each 1000 μF from below value. |
| Low temperature characteristics (Impedance ratio at 120Hz) | Z-25 C/Z+20 C | See table below |
| Z-40 C/Z+20 C | See table below | |
| Load life (after application of the rated voltage for 2000 hours at 85 C) | Capacitance change | Within ±20% of initial value |
| Leakage current | Less than specified value | |
| Load life (after application of the rated voltage for 2000 hours at 85 C) | Dissipation factor | Less than 200% of specified value |
| Solvent Proof | 15 min. | |
| Shelf life (at 85 C) | (after 1000 hours no load test, leakage current, capacitance and tan are same as load life value. The measurement shall be performed at 20 C by the KS C IEC 60384 - 4) | See table below |
| Dimensions & Maximum Permissible Ripple Current | SD series WV | See table below |
| WV | Z-25 C/Z+20 C | Z-40 C/Z+20 C | D (mm) | L (mm) | Ripple current (mA rms) at 85 C, 120Hz |
| 6.3 | 5 | 12 | 5 | 11 | 21 |
| 10 | 4 | 10 | 6.3 | 11 | 26 |
| 16 | 3 | 8 | 6.3 | 11 | 32 |
| 25 | 2 | 5 | 8 | 11 | 39 |
| 35 | 2 | 4 | 8 | 11.5 | 46 |
| 50 | 2 | 3 | 10 | 11.5 | 56 |
| 63 | 2 | 3 | 10 | 12.5 | 68 |
| 100 | 2 | 3 | 12.5 | 16 | 83 |
| 160 | 4 | 6 | 16 | 16 | 101 |
| 200 | 4 | 6 | 16 | 16 | 123 |
| 250 | 4 | 6 | 18 | 16 | 169 |
| 350 | 10 | 5 | 11 | 18 | 203 |
| 400 | 10 | 5 | 11 | 18 | 291 |
| 450 | 12 | 5 | 11 | 22 | 414 |
| 500 | 12 | 5 | 11.5 | 25 | 501 |
2410121513_SAMWHA-SD1H478M18040BB100_C19712071.pdf
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