THV3056 Datasheet, PDF (18/32 Pages) THine Electronics, Inc. – 3ch Buck/Boost 2ch CP 1ch HVLDO 1ch LVLDO Controller

THV3056_Rev.2.00_E
● Startup Sequence Setting
SEl1 pin facilitate the startup sequence setting.(See Table 2, Figure 6.)
Setting - 1
Vin=5V, using internal LV_LDO
CH1
LV-LDO
CH2
VGH
CH3
VLS(After SW)
HV-LDO
TCON Reset Signal
VGL
Setting - 1
Vin=12V, using internal SW_REG of 3.3V.
CH1
Ext 3.3V SW-REG
CH2
VGH
CH3
VLS(After SW)
HV-LDO
TCON Reser Signal
VGL
Setting - 2
Vin=125V, using 3.3V generated from ch-3.
CH1
3.3V CH3
CH2
VGH
VLS(After SW)
HV-LDO
TCON Reset Signal
VGL
Figure 6. Startup Sequence Waveform
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