1. APPLICATION
This document specifies the detailed product requirements of Inverter GH025A manufactured by Green C & C Tech.
2. SUITABLE LOAD
LCD-Module: 10.4” 1 lamp TFT LCD
3. ELECTRICAL CHARACTERISTICS
3.1 Absolute Maximum Ratings
| Item | Symbol | Spec | Unit |
| Input voltage 1 | Vin1 | 8 ~ 20 | V |
| Input voltage 2 | Vin2 | 4.9 ~ 5.1 | V |
| Operating Temperature | Top | 0 ~ 50 | °C |
| Storage Temperature | Tstg | - 30 ~ 80 | °C |
| Relative Humidity | RH | 80 | % |
3.2 Control Signal
| Pin No. | Symbol | Status | Action | Remarks |
CN1 # 3 | BKLT_ON | HIGH | LAMP (CCFL) - ON | 2.4 ~ 5.25V |
| LOW | LAMP (CCFL) - OFF | 0.8V max. |
3.3 Output Characteristics
Item | Symbol | Condition | Specification | Unit |
| Vin1 (V) (DC – IN) | BRT- ADJ | RL (? ) | Min | Typ | Max |
OUTPUT CURRENT | lo (max) | 12 | 0V | 80 ~ 0.5 | 6.0 | 6.5 | 7.0 | mArms |
| lo (min) | 12 | 5V | 80 ~ 0.5 | 2.0 | 2.5 | 3 |
| INPUT CURRENT | lin | 12 | 0V | 80 ~ 0.5 | 0.3 |
0.4 | 0.5 | ADC |
| FREQUENCY | F | 12 | 0V | 80 ~ 0.5 | 45 | 50 | 55 | KHz |
| OPEN OUTPUT VOLTAGE | Vo | 12 | 0V |
- | 1.2 |
- | 1.9 | kVrms |
4. RELIABILITY TEST SPEC
| No. | Item | Condition and Method |
| 1 | High Temperature Storage Test | Temp: 70°C Duration: 500 hrs |
| 2 | Low Temperature Storage Test | Temp: -30°C Duration: 500 hrs |
| 3 | High Temperature High Humidity Storage | Temp: 40°C Humid: 95%RH Duration: 500 hrs |
| 4 | High Temperature High Humidity Operation Test | Temp: 40°C Humid: 95%RH Duration: 1000 hrs |
| 5 | Thermal Shock Test | Temp. –30°C ? 70°C, 250 cycle (30min) (30min) |
| 6 | Vibration Test | Amplitude: 1.5 mm Frequency: 10 ~ 55Hz Position: three perpendicular planes Duration: 1000 hrs |
| 7 | High Temperature Operation Test | Temp: 50°C Duration: 72 hrs |
| 8 | High Temperature Operation Test | Temp: 0°C Duration: 72 hrs |
5 CN1 Connector: 53261 – 0590 (Molex) or equivalent
| Pin No. | Symbol | Remark |
| 4 | BRT_ADJ | 0 ~ 3.5V |
| 2 | GND | GND |
| 3 | BL ON/OFF | CCFL Drive SIGNAL (Active HIGH) |
| 1 | DC – In (V in) | DC Input Power (12V) |
| 5 | N.C | |
