rt9237 ETC-unknow, rt9237 Datasheet - Page 3

• Manufacturer Part Number: rt9237
• Description: Multi-phase Dc/dc Controller Core Power Supply
• Manufacturer: ETC-unknow

PGOOD
Function Block Diagram
DS9237-00 January 2002
VSEN
IMAX Voltage
SS Current
Over-Voltage Trip (VSEN/DACOUT)
Upper Threshold (VSEN/DACOUT)
Lower Threshold (VSEN/DACOUT)
Protection
Power Good
VDD
VID0
VID1
VID2
VID3
VID4
ADJ
GND
FB
DAC
Parameter
Power On Reset
VDAC
VDAC
108%
VDAC
120%
92%
DVD
Control
Droop
COMP
EA
OVP, PGOOD
POR Logic
Symbol
Control
Preliminary
SS
SS
Current
R
Limit
V
VSEN Rising
VSEN Rising
IMAX
SS
INH
Test Conditions
IMAX
= 1V
= 15k
Oscillator
Processor
Balance
Current
IRMP
0.55
Min
116
PWMCP
PWMCP
PWMCP
PWMCP
--
--
--
INH
INH
INH
INH
CS4
CS3
CS2
CS1
Typ
120
108
0.6
10
92
PWM Logic
PWM Logic
PWM Logic
PWM Logic
www.richtek-ic.com.tw
& Driver
& Driver
& Driver
& Driver
RT9237
Max
0.65
124
--
--
--
Units
µA
%
%
%
V
PWM1
PWM2
PWM3
PWM4
ISP1
ISN1
ISP2
ISN2
ISP3
ISN3
ISP4
ISN4
3