ISL97649A Просмотр технического описания (PDF) - Renesas Electronics

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ISL97649A

TFT-LCD Supply + DCP + VCOM Amplifier + Gate Pulse Modulator + RESET

Renesas Electronics 

ISL97649A

Typical Performance Curves (Continued)

VGHM

CE = 10pF, RE = 50k

VGHM

CE = 10pF, RE = 150k

FIGURE 7. GPM CIRCUIT WAVEFORM

FIGURE 8. GPM CIRCUIT WAVEFORM

VGHM

FIGURE 9. VGHM FOLLOWS VGH WHEN THE SYSTEM POWERS OFF

FIGURE 10. VCOM RISING SLEW RATE

2.4854

2.4852

2.4850

2.4848

2.4846

2.4844

2.4842

2.4840

2.4838

2.4836

3.0

ILDO = 1mA

3.5

4.0

4.5

5.0

VLDO_IN (V)

FIGURE 11. LDO LINE REGULATION vs VIN

0.000

-0.005

-0.010

-0.015

-0.020

VLDO = 2.5V

-0.025

-0.030

5.5

0

50

100

150

200

250

300

350

ILDO (mA)

FIGURE 12. LDO LOAD REGULATION vs ILDO

FN7928 Rev 3.00

June 27, 2013

Page 10 of 22

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