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RT8113 Datasheet(PDF) 2 Page - Richtek Technology Corporation

Part # RT8113
Description  Single Phase VR11.1 PWM Controller with 7-bit VID
PDF  21 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT8113 Datasheet(HTML) 2 Page - Richtek Technology Corporation

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RT8113
2
DS8113-02 April 2011
www.richtek.com
Function Block Diagram
Typical Application Circuit
VOUT
16
15
13
12
8
ADJ
RT/EN
UGATE
ISN
RT8113
LGATE
7
9
17
BOOT
OFS
PHASE
FB
ISP 11
12V
R4
C3
C1
Q1
Q2
R1
R2
12V
SS 4
C14
COMP 5
FBRTN
3
6
GND
Exposed Pad (25)
Load
EN
Option for
Disable
Drop
VCC12
14
VCC5
10
19, 20, 21, 22, 23, 24, 1 VID [7:1]
C11
C9
C10
C5
C6
C7
C8
C12
C13
R20
R19
R13
R5
R6
R9
R10
R12
NTC
18 PGOOD
L1
C2
R3
R11
VCC_SNS
VSS_SNS
RRT
Q3
2
OCSET
R16
R15
R18
R14
Option for
Negative
OFS
Option for
Positive OFS
PGOOD
R17
VTT
R7
R8
D1
Option
VID [7:1]
+
-
CMP
+
-
OC
Current
Sense
/10
+-
OV
150mV
+
Transient
Response
Enhancement
Offset
VR11 VID
Table
Soft Start
and
Fault Logic
VID Off
EAP
OC
OV
Control MOSFET Driver
Power
On Reset
5V
Regulator
Modulation
Waveform
Generator
POR
VCC12
FB
COMP
FBRTN
SS
UGATE
PHASE
OCSET
VCC12
OFS
RT/EN
ISP
BOOT
ADJ
LGATE
ISN
VCC5
PGOOD
+
-
EA
GND
MOSFET
Driver
Driver
Logic
Fault Logic
PWM
Thermal
Protection
OT



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