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Specifications
Lifetime:
2000hrs@105℃
Operating Temperature:
-25℃~+105℃
Capacitance:
470uF
Height - Seated (Max):
14mm
Voltage Rating:
25V
Pin Spacing:
3.5mm
Diameter:
8mm
Tolerance:
±20%
Ripple Current:
400mA@120Hz
Mfr. Part #:
470UF25VF140KM
Package:
Through Hole,D8xL14mm
Key Attributes
Model Number:
470UF25VF140KM
Product Description
Product Overview
This document specifies the technical details for the Hubei Milang Xingchuang Electronics Co., Ltd. KM series aluminum electrolytic capacitors. These capacitors are designed for various electronic applications requiring stable capacitance and reliable performance.
Product Attributes
- Brand: MILANG XINGCHAUNG
- Origin: Hubei, China
- Product Type: Aluminum Electrolytic Capacitor
- Series: KM
- Certifications: RoHS
- Sleeve Material: PET (Black with white lettering)
- Lead Type: Long leads
- Working Temperature: -25 to +105
Technical Specifications
| Supplier PN | Part Number | Series | Cap.(uF) | WV(V) | Size (D x L) | Tolerance | D.F./120Hz | LC(uA)60s | Impedance 100KHz() | Life(Hrs) | R.C.mA 120Hz 105 | Surge Voltage | Sleeve | Working Temperature () |
| 470UF25VF140KM | KM | KM | 470.0 | 25 | 8.0 X 14 | -20% 20% | 14 | 117.5 | / | 2000 | 400 | 29 | Black base white PET long lead | -25+105 |
Ripple Current Coefficient
| Freq | CAP10 | 10CAP100 | 100CAP1000 | CAP1000 |
| 50Hz/60Hz | 0.80 | 0.80 | 0.80 | 0.80 |
| 120Hz | 1.00 | 1.00 | 1.00 | 1.00 |
| 1KHz | 1.45 | 1.36 | 1.25 | 1.17 |
| 10KHz | 1.65 | 1.48 | 1.35 | 1.25 |
| 50100KHz | 1.70 | 1.53 | 1.38 | 1.28 |
Ripple Current Multiplier vs Temperature
| Temperature() | 45 | 60 | 70 | 85 | 105 |
| Multiplier | 2.10 | 1.90 | 1.40 | 1.25 | 1.00 |
Marking
Item 1: Company Logo
Item 2: Capacitance and Rated Voltage
Item 3: Polarity bar
Item 4: Product Series
Item 5: Operating Temperature Range and Capacitance Tolerance
Item 6: RoHS environmental mark
Item 7: Production Cycle (e.g., '2502' for Feb 2025)
Item 8: Sleeve Material
Test Items
| NO | Test Item | Conditions | Specifications |
| 1 | Maximum permissible ripple current | Temperature:1052, Voltage :DC.Voltage+peak ripple voltageRated voltage. Ripple frequency: 120Hz | Refer to table |
| 2 | Surge | Temperature:1052, "ON" position : 30 seconds, "OFF" position :5 minutes 30 seconds. Duration 1000 cycles | 1.No electrical or mechanical damage. 2.Capacitance change within 15%. 3.D.F.smaller than specification value. 4.Leakage current smaller than specification value. |
| 3 | Temperature Cycle | One Cycle: Rated low category temperature3 (303 min) 25 MAX (3 min). Total number of cycles: 5 | 1.No appearance defect. 2.Capacitance change within 5% 3.D.F.smaller than specification value. 4.Leakage current smaller than specification value. |
| 4 | Resistance to Soldering Heat | Warm up time :1202 seconds to reach 1202. Solder bath temperature: 2605. Solder bath composition: Sn-96.5%.Ag-3.0%.Cu-0.5%. Immersion depth: 1.5 to 2.0mm Immersion duration: 101 seconds | 1.No appearance defect. 2.Capacitance change within 5% 3.D.F.smaller than specification value. 4.Leakage current smaller than specification value. |
| 5 | Solder Ability | Solder bath temperature: 2355. Solder bath composition: Sn-96.5%. Immersion depth: 1.5 to 2.0mm Immersion duration: 101 seconds | A minimum of 95% the immersed surface is to be coated with the new solder |
| 6 | Low Temperature Characteristics (Max. Impedance Ratio) | Working Voltage (v) | Impedance Z(-40)/Z(+20): 6.3V:8, 10V:6, 16V:4, 25V:3, 35V:3, 50V:3, 63V:3, 100V:3. Impedance Z(-25)/Z(+20): 160V:3, 200V:3, 250V:4, 350V:4, 400V:6, 420V:6, 450V:8 |
| 7 | High Humidity storage | Temperature:402, Relative humidity :90 to 95% Duration 2408 hours | 1.No electrical or mechanical damage. 2.Capacitance change within 15%. 3.D.F.smaller than specification value. 4.Leakage current smaller than specification value. |
| 8 | Vent | Conduct under normal lighting for lab work | There shall be no explosion, flash, flame, spark or fire from the capacitor during or after the test, nor shall there be expulsion of any metal from the casing |
| 9 | Terminal strength: Tensile test/winding intensity | Tensile test: Diameter of terminal(mm) 0.5d0.8 (10N, 101sec), 0.8d1.25 (20N, 101sec). Winding test: Diameter of terminal(mm) 0.5d0.8 (0.51kg), 0.8d1.25 (1.02kg) | 1.No electrical or mechanical damage. 2.No appearance damage. |
| 10 | Vibration | Frequency range : 10 Hz to 55 Hz Amplitude :1.5 mm Cycle definition:10Hz to 55 Hz and back to 10Hz Cycle duration : 1 minute. Duration :2 hours per direction (3directions) | 1.No electrical or mechanical damage. 2.No appearance damage. |
| 11 | Endurance | Capacitors are placed in an oven and applied voltage for 2000 hours at 105. After being restored to 25, capacitors shall meet the specifications | 1.Capacitance change within 20% of the initial value. 2.D.F.change within 200% of the specified value. 3.Leakage current smaller than specification value. |
| 12 | Shelf Life | Capacitors are placed in an oven for 1000 hours at 105 without applying rated working voltage. After being restored to 25, capacitors shall meet the specifications | 1.Capacitance change within 20% of the initial value. 2.D.F.change within 200% of the specified value. 3.Leakage current within 200% of the specification value. |
Packing
Bulk Packaging: Includes long and short lead packaging. Outer box dimensions: 420X327X270mm.
Taped Packaging: Standard packaging. Each outer box contains 10 inner boxes. Inner box dimensions: 345X235X55mm. Outer box dimensions: 490X355X295mm.
Box Packaging: (Details not specified in source text)
Storage Conditions
- Storage Temperature: 35
- Storage Humidity: 75% RH
- Shelf Life: One year (re-charging required after one year)
2504101957_Econd-470UF25VF140KM_C46867098.pdf
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