Hangzhou Xuhong Technology Co.,Ltd
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G133HAN01.1 LED driver EC Notice
ECN for LEDDriverIC & Connector
Purpose:Since the current LED driver ICwill be phase out, it will be replaced by a new IC.In addition, there is an error in the connector type information on the product specification, so we will correct it.
Change Items:
Items | Before | After |
LED driver IC | RT8577AGQW, Richtek | NT50508VG/B , Novatek |
Connector_1 | DF19K-30P-1H (54) | DF19K-30P-1H (52) |
Connector_1 Mating Housing | DF19G-30S-1C(05) DF19A-2830SCFA(41) | DF19G-30S-1C(06) DF19A-2830SCFA(41) |
Connector_2 | DF19G-8P-1H(54) | DF19G-8P-1H(52) |
Connector_2 Mating Housing | DF19G-8S-1C(05) DF19A-2830SCFA(41) | DF19G-8S-1C(06) DF19A-2830SCFA(41) |
Implement data and method:Running change from 2024/12
Spec: The LED driver FPWM Dimming Duty cycle will be changed as below table.
Before | |
After
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Spec: The LCM connector will be changed as below table.
Before |
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After |
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RA test Result
ITEMS | Required Condition | Result |
Optical Measurement | Brightness , Chromaticity , Contrast, Uniformity… | Pass |
Temperature Humidity Bias | Ta= 40℃, 90%RH, 300hours | Pass |
Low Temperature Operation | Ta= 0℃, 300hours | Pass |
Thermal Shock Test | -20℃/30min, 60℃/30min, 100 cycles | Pass |
ESD | Contact Discharge: ± 8KV, 150pF(330Ω ) 1sec, 8 points, 25 times/ point. Air Discharge: ± 15KV, 150pF(330Ω ) 1sec 8 points, 25 times/ point. | Class B Pass |
EMI | Limit/CISPR32 CLASS-B.csv 10m factor/T65(60)2017.csv horizontal Limit/CISPR32 CLASS-B.csv 10m factor/T65(60)2017.csv vertical | Pass |
