R2A20124ASP-W0 View Datasheet(PDF) - Renesas Electronics
Part Name
Description
Manufacturer
R2A20124ASP-W0 Datasheet PDF : 13 Pages
| |||
R2A20124AFP/R2A20124ASP
Block Diagram
R2A20124AFP
VCC
Preliminary
REMOTE
RT
VREF
40 μA
ON: 1.32 V
OFF: 1.23 V
VREF
H
UVLO
L
SYNC
SYNC I/O
OSCILLATOR
RES
Q
5V
GENERATOR
VREF H
GOOD L
START-UP
COUNTER
32 CLOCK
VREF GOOD
FB(–)
ERROR VREF
AMP
500 μA
1.25 V
VREF GOOD
DELAY
Control
Circuit
VREF
CIRCUIT
BIAS
VCC
OUT-A
VCC
DELAY-1
OUT-B
VCC
OUT-C
COMP
RAMP
RAMP-SLP
SS
COMPARATOR
VREF
1.135 V
CLAMP CIRCUIT
VREF
4V
10 μA
VREF GOOD
RES
Phase Shift
Control
Logic
Zero Delay
DELAY
Control
Circuit
VCC
DELAY-2
OUT-D
VCC
Synchronous
Rectification
Control
Logic
VCC
DELAY-3
OUT-E
OUT-F
CS-OUT
CS
×3.0
1.15 V
PULSE
BY PULSE
1.4 V
RES
SEC-CONT
2.5 kΩ
185 kΩ
10 μA
heavy load
SGND
PGND
R03DS0031EJ0300 Rev.3.00
Mar 11, 2011
Page 5 of 12
Share Link: 