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L6751B Scheda tecnica(PDF) 7 Page - STMicroelectronics

Il numero della parte L6751B
Spiegazioni elettronici  Digitally controlled dual PWM for Intel VR12 and AMD SVI
PDF  58 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6751B Scheda tecnica(HTML) 7 Page - STMicroelectronics

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L6751B
Typical application circuit and block diagram
Doc ID 024028 Rev 1
7/58
1.2
Block diagram
Figure 2.
Block diagram
L6751B
PWM4
PWM3
PWM2
PWM1
PWM1
PWM2
PWM3
PWM4
LTB Technology
Modulator
& Frequency Limiter
Ramp & Clock Generator
with VFDE
DPM Control
S
S
S
S
Current Balance
& Peak Curr Limit
Thermal
Compensation
and Gain adjust
CS1P
CS1N
CS2P
CS2N
CS3P
CS3N
CS4P
CS4N
LTB
ERROR
AMPLIFIER
TM
TCOMP
VR_HOT
ILIM
IDROOP
FB
REF
COMP
SVDATA
ALERT#
SVCLK
ILIM
Dual DAC & Ref
Generator
VR12 Registers
IMAX / SIMAX
BOOT / TMAX
RGND
FBR
OV
+175mV
MultiPhase
Fault Manager
OC
SREF
Thermal Sensor
and Monitor
TempZone
Chan #
N
LTB Technology
Modulator
& Frequency Limiter
Ramp & Clock
Generator
withVFDE
SOSC
SPWM / SEN
SPWM
ERROR
AMPLIFIER
ISMON
ISDROOP
Voc_tot
SFB
SREF
SCOMP
SIMON
SOV
+175mV
SOC
SinglePhase
Fault Manager
FLT
To MultiPhase FLT Manage
SFLT
SFLT
Differential
Current Sense
SCSP
SCSN
Start-up Logic
& GDC Control
VDRV
VCC5
SENDRV
ENDRV
S_EN
EN
S_EN
VSEN
STM
Thermal
Compensation
and Gain adjust
PWM5
PWM6
S
S
CS5P
CS5N
CS6P
CS6N
PMBus(TM) Decodification Engine
& Control Logic
SMDATA
SMAL#
SMCLK
VIN
PHASE
Chan #
VSEN, SVSEN
VID, SVID
PWM5
PWM6
DPM
DPM
DPM4-6
DPM1-3
ADDR
IMON
IMON
VSEN
REMOTE
BUFFER
REF
REF
REF
SRGND
SFBR
SVSEN
SREF
SREF
VR_HOT
AM14835v1



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