R2A20135SP_16 Datasheet, PDF (6/12 Pages) Renesas Technology Corp – LED Lighting Power Controller

R2A20135SP
Preliminary
Waveforms (Zero Current Detection Mode/Fixed Frequency Mode common)
1. Start-up Timing (Zero Current Detection Mode/Fixed Frequency Mode common)
VCC
VREF
VREF GOOD
(Internal signal)
12 V (Vuvlh)
5.02 V
3.6 V
FB
COMP
0.9 V
1V
OUT
2. Stop Timing (Zero Current Detection Mode/Fixed Frequency Mode common)
9.2 V (Vuvll)
VCC
OUT
Normal operation
R03DS0061EJ0301 Rev.3.01
Jan 08, 2016
Page 6 of 11