ha16163t Renesas Electronics Corporation., ha16163t Datasheet - Page 3

• Manufacturer Part Number: ha16163t
• Description: Synchronous Phase Shift Full-bridge Control Ic
• Manufacturer: Renesas Electronics Corporation.

HA16163T
Block Diagram
Rev.5.0, Mar.15.2004, page 3 of 29
REMOTE
COMP
RAMP
SYNC
CS
RT
FB
SS
Note that all switches in the block diagram are turned on when control signal is high.
OFF: 1.333V
SYNC. I/O
ON: 1.417V
Current Ref.
Generator
Error Amp
1.25V
Clamp Circuit
0.4V
0.6V
−
+
GND
VREF
87 A
VREF
500
VREF
+
−
+
−
+
−
20k
10k
PULSE BY PULSE
ONE SHOT
10
Oscillator
H
4V
L
Q
VCC
Comparator
0.4V
R
S
UVLO
−
+
RES
RES
Q
UVL
SS IN
SEQ.
ONE PULSE
DISCHARGE
LIMIT IN
VREFGOOD
R
S
R
S
FAULT
LOGIC
LOCKOUT
Q
Q
Start-up
counter
32 clock
− +
1.55V
1.46V
5V
Generator
VREFGOOD
Zero delay
Zero Delay
DELAY
DELAY
DELAY
DELAY
DELAY
DELAY
VREF
GOOD
H
L
Circuit Bias
VREF
VREF
VREF
VREF
VREF
VREF
OUT-C
DELAY-2
OUT-D
OUT-E
DELAY-3
OUT-F
VREF
OUT-A
DELAY-1
OUT-B