HA16178P Renesas Technology, HA16178P Datasheet - Page 3
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HA16178P
Manufacturer Part Number
HA16178P
Description
Power Factor Correction Controller IC
Manufacturer
Renesas Technology
Datasheet
1.HA16178P.pdf
(25 pages)
- Current page: 3 of 25
- Download datasheet (308Kb)
HA16178P/FP
Block Diagram
REJ03D0903-0100 Rev.1.00 Jun 12, 2007
Page 3 of 24
PFC-ON
CAO
IAC
EO
RT
CT
CS
FB
10
12
14
13
9
7
8
5
IAC
IMO = K × {IAC × (VEO – 1 V)}
0.1 µ
2.5 V
K
15.4 µs
IMO
V
Oscillator
0.65 V
AMP
770 ns
Selector
0.50 V
Gain
3.3 k
65 kHz
3.6 V
1.75 V
1.60 V
C
AMP
K = 0.20
K = 0.05
Select
Gain
VCC
27.5 V
RAMP
55 k
PFC-DT
16
VREF
VREF
– 0.30 V
H
L
C
SS
9.0 V
LIMIT
10.5 V
UVLO
2.688 V
2.638 V
R
S
R
S
Q
Q
Q
Q
B+OVP
FB LOW
UVL
Generator
5 V VREF
PFC-OFF
VREF
GOOD
VREF GOOD
Gate Driver
± 1.0 A (PEAK)
Out
In
5 V Internal Bias
25 µA
VREF
15
6
1
2
3
VREF
OUT
SS
PGND
SGND
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