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Specifications
Lifetime:
2000hrs@105℃
Operating Temperature:
-25℃~+105℃
Capacitance:
6.8uF
Height - Seated (Max):
12mm
Pin Spacing:
2.5mm
Voltage Rating:
400V
Diameter:
8mm
Ripple Current:
63mA@120Hz
Tolerance:
±20%
Mfr. Part #:
6.8UF400VF120KM2
Package:
Through Hole,D8xL12mm
Key Attributes
Model Number:
6.8UF400VF120KM2
Product Description
Product Overview
The Hubei Milang Xingchuang Electronics Co., Ltd. KM Series aluminum electrolytic capacitor is designed for various electronic applications. This specification sheet details its electrical characteristics, dimensions, marking, testing procedures, and packaging.
Product Attributes
- Brand: MILANG
- Origin: Hubei, China
- Product Type: Aluminum Electrolytic Capacitor
- Series: KM
- Color: Black with white lettering (sleeve)
- Certifications: RoHS
- Supplier Part Number: 6.8UF400VF120KM2
- Date: 2025/3/17
Technical Specifications
| Part Number | Series | Capacitance (uF) | Rated Voltage (WV) | Size (DxL mm) | Tolerance | D.F (Max) / 120Hz | Leakage Current (LC uA) 60s | Impedance () 100KHz | Ripple Current (R.C.mA) 120Hz 105 | Surge Voltage | Sleeve | Working Temperature () | Terminal Type |
| KM | KM | 6.8 | 400 | 8 X 12 | -20% ~ +20% | 0.15 | 15 | 81.6 | 2000 | 450 | Black PET with white lettering | -25 ~ +105 | Long lead |
Dimensions (Unit: mm)
| D | L | F | d |
| 8.0 0.5 | 12.0 1.5 | 2.5 0.5 | 0.5 0.05 |
Marking
| Item | Description |
| 1 | Company Logo |
| 2 | Capacitance and Rated Voltage |
| 3 | Polarity bar |
| 4 | Product Series |
| 5 | Operating Temperature Range and Capacitance Tolerance |
| 6 | RoHS |
| 7 | Production Date (e.g., 2502 for Feb 2025) |
| 8 | Sleeve Material |
Testing Conditions
| Test Item | Conditions | Specifications |
| Maximum Permissible Ripple Current | Temperature: 1052, Voltage: DC Voltage + peak ripple voltage Rated voltage, Ripple frequency: 120Hz | Refer to table |
| Surge | Temperature: 1052, Applied voltage: see specification, 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. |
| Temperature Cycle | One Cycle: Rated low category temperature3 (303 min) to 25 (3 MAX 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. |
| Resistance to Soldering Heat | Warm up time: 1202 seconds to reach 1202, Solder bath temperature: 2605, 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. |
| Solder Ability | Solder bath temperature: 2355, Immersion depth: 1.5 to 2.0mm, Immersion duration: 101 seconds | A minimum of 95% of the immersed surface is to be coated with new solder. |
| Low Temperature Characteristics (Max. Impedance Ratio) | Various working voltages | Impedance Z(-40)/Z(+20) or Z(-25)/Z(+20) as specified |
| 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. |
| Vent | Conduct under normal lighting for lab work | 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. |
| Terminal Strength (Tensile/Bending) | Tensile test: specified duration and strength based on terminal diameter. Bending test: specified bends and strength. | 1. No electrical or mechanical damage. 2. No appearance damage. |
| Vibration | Frequency range: 10 Hz to 55 Hz, Amplitude: 1.5 mm, Duration: 2 hours per direction (3 directions) | 1. No electrical or mechanical damage. 2. No appearance damage. |
| Endurance | Capacitors are placed in an oven and applied voltage for 2000 hours at 105. After being restored to 25. | 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. |
| Shelf Life | Capacitors are placed in an oven for 1000 hours at 105 without applying rated working voltage. After being restored to 25. | 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. |
Packaging
| Type | Details |
| Bulk Packaging | Outer box dimensions: 420X327X270mm |
| Taped Packaging | Inner box dimensions: 345X235X55mm. Outer box dimensions: 490X355X295mm. 10 inner boxes per outer box. |
| Reel Packaging | (Details not fully specified in source) |
Storage Conditions
| Parameter | Condition |
| Storage Temperature | 35 |
| Storage Humidity | 75% RH |
| Storage Validity | One year (recharge required after one year) |
2504101957_Econd-6-8UF400VF120KM2_C46867099.pdf
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