LM3631 datasheet(11/57 Pages) TI1

部品番号	LM3631

部品情報	Complete LCD Backlight and Bias Power

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LM3631

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SNVS834 – AUGUST 2014

7.7 Typical Characteristics

Ambient temperature is 25°C unless otherwise noted. Backlight load is the sum of LED1 and LED2 current. Backlight Total

Efficiency defined as PLED / PIN, where PLED is actual power consumed in LEDs.

1235AS-H-220M 22-µH Inductor

2P6S LED Configuration

500-kHz Boost SW Frequency

Figure 2. Backlight Boost Efficiency

Figure 3. Backlight Total Efficiency

1235AS-H-220M 22-µH Inductor

2P6S LED Configuration

1-MHz Boost SW Frequency

Figure 4. Backlight Boost Efficiency

Figure 5. Backlight Total Efficiency

VLF403210MT-100M 10-µH Inductor

2P6S LED Configuration

500-kHz Boost SW Frequency

Figure 6. Backlight Boost Efficiency

Figure 7. Backlight Total Efficiency

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