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Specifications
Operating Temperature:
-25℃~+105℃
Lifetime:
3000hrs@105℃
Capacitance:
120uF
Height - Seated (Max):
30mm
Voltage Rating:
400V
Pin Spacing:
7.5mm
Diameter:
18mm
Ripple Current:
570mA@120Hz
Tolerance:
±20%
Mfr. Part #:
120UF400VK300KM
Package:
Through Hole,D18xL30mm
Key Attributes
Model Number:
120UF400VK300KM
Product Description
Product Overview
The Hubei Milang Xingchuang Electronics Co., Ltd. KM series aluminum electrolytic capacitors are designed for various electronic applications. These capacitors offer reliable performance with specifications including capacitance, rated voltage, dimensions, and operating temperature range. They are suitable for applications requiring stable electrical characteristics and long-term reliability.
Product Attributes
- Brand: MILANG
- Origin: Hubei, China
- Material: Aluminum Electrolytic Capacitor
- Color: Black with white lettering (PET sleeve)
- Certifications: RoHS
Technical Specifications
| Supplier PN | Series | CAP.(uF) | WV(V) | Size (D x L) | Tolerance | D.F/120Hz | LC(uA)60s | RC()100KHz | Life(Hrs)@105 | R.C.mA@120Hz | Surge Voltage | Sleeve | Working Temperature () |
| 120UF400VK300KM | KM | 120.0 | 400 | 18 X 30 | -20%+20% | 15 | 1440.0 | / | 3000 | 570 | 450 | Black with white PET | -25+105 |
Dimensions (mm)
| D | L | F | d |
| 18.0 0.5 | 30.0 2 | 7.5 0.5 | 0.8 0.05 |
Ripple Current Multiplier (vs. Frequency)
| CAP | 50Hz/60Hz | 120Hz | 1KHz | 10KHz | 50100KHz |
| 10 | 0.80 | 1.00 | 1.45 | 1.65 | 1.70 |
| 10CAP100 | 0.80 | 1.00 | 1.36 | 1.48 | 1.53 |
| 100CAP1000 | 0.80 | 1.00 | 1.25 | 1.35 | 1.38 |
| 1000 | 0.80 | 1.00 | 1.17 | 1.25 | 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 | Content |
| 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 (YYMM) |
| 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; Applied voltage: see specification; "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 volue. 4.Leakage current smaller than specification volue. |
| 3 | Temperature Cycle | One Cycle: Rated low category temperature3 (303 min) to 25 (3MAX) to Rated low category temperature3 (303 min) to 25 (3MAX). 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) 6.3 to 100; Impedance Z(-40)/Z(+20) 3 to 8. Working Voltage (v) 160 to 450; Impedance Z(-25)/Z(+20) 3 to 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 volue. 4.Leakage current smaller than specification volue. |
| 8 | Vent | Capacitor diameter Less than 22.4mm, Applied current(A) 1, Minutes within 30. Capacitor diameter More than 22.5mm, Applied current(A) 10, Minutes 9 | 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, Tensile Strength(N) 10, continuedtime 101sec. Diameter of terminal(mm) 0.8d1.25, Tensile Strength(N) 20, continuedtime 101sec. Winding test: Diameter of terminal(mm) 0.5d0.8, winding Strength(N) 5, Awl quality 0.51kg. Diameter of terminal(mm) 0.8d1.25, winding Strength(N) 10, Awl quality 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 3000 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
| Type | Details |
| Bulk Packing | Includes long and short lead packaging. Outer box dimensions: 420X327X270mm |
| Taped Packaging | Standard packaging: 10 inner boxes per outer box. Inner box dimensions: 345X235X55mm. Outer box dimensions: 490X355X295mm. |
| Reel Packaging | (Details not fully specified in source text) |
Storage Conditions
| Parameter | Condition |
| Storage Temperature | 35 |
| Storage Humidity | 75% RH |
| Shelf Life | One year (re-charging required after one year) |
2504101957_Econd-120UF400VK300KM_C46867065.pdf
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