IR3093MTR 데이터 시트보기 (PDF) - International Rectifier

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IR3093MTR

3 PHASE OPTERON, ATHLON, OR VR10.X CONTROL IC

International Rectifier 

STARTUP OVP Comparator

VCC

5VREF

ROSC

FB

OVPSNS

OVP

LGND

SETBIAS

4 X IROSC

BIASOUT

5VUVL

PWRGD

4.36V START

4.17V STOP

UVL

-

+

INTERNAL

REFERENCE

7.9V START

7.4V STOP

1.243

UVL

-

+

IROSC

IROSC

Oscillator

CLK1 CLK1

CLK2 CLK2

CLK3 CLK3

0.48V

75U

ON

VCC

75U

5VUVL

OVP Comparator

AMD=450mV

INTEL=150mV

VDAC BB DISABLE Comparator

75mV

VDAC

- Error_Amp

+

+DISABLE

0% DUTY CYCLE

60k

RESET DOMINANT

CLK1

S

PWM COMPARATOR

Q

EAOUT

-

QB

R

+

RSFF

IROSC/2

9p

0.6V

OCSET

IROSC

250mV

OVER CURRENT

-

IAVE

+

DELAY

EQUAL DUTY

CYCLE

COMPARATOR

-

+

0.6V

0.47V

H FORCES IROSC/2

AT SS<0.6V

RESET DOMINANT

CLK2

S

PWM COMPARATOR

Q

-

QB

R

+

RSFF

IROSC/2

4V

OFF

Sof tStart_Clamp

1.1V

CO1+ PRESET

9p

CO2 -

0.6V

0 TO IROSC*3/4

Share Adjust Error Amp

60U

SS

ON

6U

55U

3V

10k

ENABLE

-

+

AMD=1.5V

INTEL=0.6V

VOSNS-

Discharge Comparator

-

+

0.265V

18uA

FAULT LATCH

S

Q

R

SET DOMINANT

DAC DEFAULTS TO VR10

WITH VID_SEL GROUNDED

F 11111

DAC

ATHLON_DAC

OUT

HAMMER_DAC

DAC BUFFER

-

+

IROSC

+

-

EAOUT

IAVE

CO3

summer

CO2

summer

CO1

summer

RESET DOMINANT

CLK3

S

PWM COMPARATOR

Q

-

QB

R

+

RSFF

Share Adjust Error Amp

IROSC

VID_SEL

4.9V

5V

X23.5

X23.5

X23.5

CO1+ PRESET

9p

CO3 -

0.6V

0 TO IROSC*3/4

3.3V

1

3.3V

50K

150K

1.2V

VID0

VID1

VID2

VID3

VID4

VID5

VOSNS-

VDAC CSINM3 CSINP3 CSINM2 CSINP2 CSINM1 CSINP1

DRIVE

IN

GATEHI

OL_IN

GateHI PGND

OL_OUT

VCCH1

GATEH1

PGND1

DRIVE

OL_IN

OL_OUT

IN

GateLO PGND

GATELO

VCCL1_2

GATEL1

DRIVE

IN

GATEHI

OL_IN

GateHI PGND

OL_OUT

VCCH2

GATEH2

PGND2

DRIVE

OL_IN

OL_OUT

IN

GateLO PGND

GATELO

GATEL2

SCOMP2

DRIVE

IN

GATEHI

OL_IN

GateHI PGND

OL_OUT

VCCH3

GATEH3

PGND3

DRIVE

OL_IN

OL_OUT

IN

GateLO PGND

GATELO

VCCL3

GATEL3

SCOMP3

VDRP

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