phone battery charger Got CE, FCC, RoHS also is an APPLE licensed manufacturer 8 years experience 1 year warranty
1,cellphone charger Application:
1.1 Clear, no nick, no distortion .
1.2 Dimensions: L(112)mm×W(58)mm×H(15.8)mm
Weight:121g
2. mobilephone chargerTest standard condition
The test should be under temperature+5°C~25°C,humidity40%~60% R.H if there is no special note.
3. mobilephone chargerTest method and machine
3.1 electronic load meter,DC,figure oscillograph.
The precision of test voltage meter should not less than 0.5 grade, the internal resistance should not less than 10KΩ/V; the precision of test current meter should not less than 0.5 grade, the test error of oscillograph should less than 0.5mV.
3.2 Thermometer
The meter precison of testing temperature should not less than±0.5°C.
3.3 Test internal resistance
The test meter of battery internal resistance, the frequency is AC 1KHZ.
4. portable charger Electronic performance
No. | Content | Standard | Test condidtion | Test method |
1 | Input volatge | 5.2±0.5V |
| Test positive/negative pole of input voltage with voltage meter |
2 | Onput volatge | 5.2±0.25V | With load 0~0.5A | Test positive/negative pole of output voltage with voltage meter |
3 | Test with load | 5.2±0.25V | 0.5A | Test positive/negative pole of output voltage with voltage meter |
5.2±0.25V | 0.35A | Test positive/negative pole of output voltage with voltage meter | ||
5.2±0.25V | 0.15A | Test positive/negative pole of output voltage with voltage meter | ||
4 | Wave and Noise | ≤50mV | With load 0~0.5A | Test positive/negative pole of output voltage with oscillograph |
5 | Cycle life | ≥500 | 0.5 Cdischarge 500times | After ful charge, discharge at 0.5C to over-discharge protection,cycle it 500 times, work the consistent time. |
6 | -10°C Discharge performance | ≥510min | 0.5Cdischarge | After ful charge, put it in -20±2°C low temperature box, discharge at 0.5C to over-discharge protection , work the consistent time. |
7 | +55°C Discharge performance | ≥510min | 0.5Cdischarge | After ful charge, put it in 55±2°C high temperature box, discharge at 0.5C to over-discharge protection , work the consistent time. |
8 | Charged keep | ≥1200min | 0.2Cdischarge | After ful charge, store it 28 days under 20±5°C, discharge at 0.2C to over-discharge protection , work the consistent time. |
9 | Capacity recovery after storage | ≥1200min | Store 3 months,0.2Cdischarge | After ful charge, put it 90 days under normal temperature,then charge/discharge 3 times at 0.2C,one of them , the dischar time ≥570min |
5. mobile phone charger Mechanism performance test
Content | Test condition | Judge standard |
Vibration test | To 3 directions after full charge,at 10HZ~30HZ to scan cyclely 30min. Vibration frequency 10HZ~30HZ displacement amplitude (single amplitude of vibration 0.8mm) | The electric performances are OK after vibration. |
Drop freely | After full charge, drop it from 1000mm height to positive and negative of total 6 directions of X,Y,Z, make it drop on the 18mm-20mm wooded board. 6 directions each. | The electric performances are OK after drop. |
phone battery charger
