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HA16114 데이터 시트보기 (PDF) - Renesas Electronics
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HA16114
Switching Regulator for Chopper Type DC/DC Converter
Renesas Electronics
HA16114 Datasheet PDF : 34 Pages
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HA16116FP/FPJ, HA16121FP/FPJ
V
(voltage)
Triangle wave
V
TH
V
SST
V
TL
Starts from clamp
voltage of 0.8 V
t
0.8
PWM output
pulse starts to
widen
Steady-state
operation
t
A
t
B
PWM pulse
output
Booster
channel
Step-down/
inverting
channel
DC/DC converter output
(positive in this example)
t = 0 (here IC is on)
t = t
SST
Figure 3.2 Soft Start (SST) Setting
1.6 V
1.0 V
0V
V
IN
0V
V
IN
0V
V
O
0V
Rev.2.0, Sep.18.2003, page 12 of 33
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