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Specifications
Lifetime:
2000hrs@105℃
Operating Temperature:
-25℃~+105℃
Capacitance:
4.7uF
Height - Seated (Max):
12mm
Pin Spacing:
2.5mm
Voltage Rating:
450V
Diameter:
8mm
Ripple Current:
44mA@120Hz
Tolerance:
±20%
Mfr. Part #:
4.7uF450V8x12KM
Package:
Through Hole,D8xL12mm
Key Attributes
Model Number:
4.7uF450V8x12KM
Product Description
Product Overview
This document specifies the KM series aluminum electrolytic capacitor from Hubei Milang Xingchuang Electronics Co., Ltd. These capacitors are designed for various electronic applications requiring stable performance and reliability.
Product Attributes
- Brand: MILANG
- Origin: China
- Product Series: KM Series
- 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 | R.C. mA (120Hz, 105) | Life (Hrs) | Working Temperature () | Sleeve | Marking |
| 4.7uF450V8x12KM | KM | 4.7 | 450 | 8.0 X 12 | -20% ~ +20% | 17 | 63.5 | 2000 | 44 | -25+105 | PET, Black bottom white text, long leads | KM 4.7uF 450V 105(M) RoHS 2502 |
Ripple Current Coefficient (Multiplier for ripple current)
| Freq | CAP10 | 10CAP100 | 100CAP1000 | CAP1000 |
| 50Hz/60Hz | 0.65 | 0.75 | 0.80 | 0.85 |
| 120Hz | 1.00 | 1.00 | 1.00 | 1.00 |
| 1KHz | 1.75 | 1.5 | 1.3 | 1.05 |
| 10KHz | 2.3 | 1.75 | 1.4 | 1.08 |
| 50100KHz | 2.50 | 1.80 | 1.40 | 1.08 |
Ripple Current Multiplier vs Temperature
| Temperature () | 45 | 60 | 70 | 85 | 95 | 105 |
| Multiplier | 2.30 | 2.10 | 2.00 | 1.7 | 1.40 | 1.00 |
Test Items
| Test Item | Conditions | Specifications |
| Maximum permissible ripple current | Temperature:1052; Voltage:DC.Voltage+peak ripple voltageRated voltage; Ripple frequency: 120Hz | Refer to table |
| 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. |
| Temperature Cycle | One Cycle: Rated low category temperature3 (303 min) 25 (3 MAX min) Rated low category temperature3 (303 min) 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; 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. |
| 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 |
| Low Temperature Characteristics (Max. Impedance Ratio) | working Voltage (v) 6.3 to 100; Impedance Z(-40)/Z(+20) working Voltage (v) 160 to 450; Impedance Z(-25)/Z(+20) | See table in source |
| 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 | 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 |
| Terminal strength: Tensile test/winding intensity | Tensile test: 0.5d0.8 (10N, 101sec); 0.8d1.25 (20N, 101sec); Winding test: 0.5d0.8 (5N, 0.51kg); 0.8d1.25 (10N, 1.02kg) | 1.No electrical or mechanical damage 2.No appearance damage |
| Vibration | Frequency range : 10 Hz to 55 Hz; Amplitude :1.5 mm; Cycle duration :1 minute; Duration :2 hours per direction (3directions) | 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, 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. |
| 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. |
Storage Conditions
| Item | Conditions |
| Storage Temperature | 35 |
| Storage Humidity | 75RH% |
| Capacitor Storage Validity | One year (recharge required after one year) |
2507111630_Econd-4-7uF450V8x12KM_C49332872.pdf
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