L6714 datasheet(16/70 Pages) STMICROELECTRONICS

Part #	L6714

Description	4 phase controller with embedded drivers for Intel VR10, VR11 and AMD 6Bit CPUs

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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Electrical characteristics

L6714

16/70

Gate drivers

tRISE_UGATEx HS rise time

BOOTx - PHASEx = 10V;

CUGATEx to PHASEx = 3.3nF

15

30

ns

IUGATEx

HS source current

BOOTx - PHASEx = 10V

2

A

RUGATEx

HS sink resistance

BOOTx - PHASEx = 12V

1.5

2

2.5

Ω

tRISE_LGATEx

LS rise time

VCCDRx = 10V;

CLGATEx to PGNDx = 5.6nF

30

55

ns

ILGATEx

LS source current

VCCDRx = 10V

1.8

A

RLGATEx

LS sink resistance

VCCDRx = 12V

0.7

1.1

1.5

Ω

Protections

OVP

Over voltage protection

(VSEN Rising)

Intel mode; before VBOOT

1.300

V

Intel mode; above VID

100

150

200

mV

AMD mode

1.700

1.740

1.780

V

Program-

mable OVP

IOVP current

OVP = SGND

11.5

12.5

13.5

µA

Comparator offset voltage

OVP = 1.8V

-50

0

50

mV

Pre-OVP

Preliminary over voltage

protection

UVLOOVP < VCC < UVLOVCC

VCC > UVLOVCC &

OUTEN = SGND

1.800

V

Hysteresis

350

mV

UVP

Under voltage protection

VSEN falling; below VID

-750

mV

PGOOD

PGOOD threshold

AMD mode;

VSEN falling; below VID

-300

mV

VSSEND/

PGOOD

SSEND / PGOOD

Voltage low

I = -4mA

0.4

V

Thermal Monitor

VTM

TM Warning (VR_FAN)

VTM rising

3.2

V

TM Alarm (VR_HOT)

VTM rising

3.6

V

TM Hysteresis

100

mV

VVR_HOT;

VVR_FAN

VR_HOT voltage low;

VR_FAN voltage low

I = -4mA

0.4

V

Table 4.

Electrical characteristics

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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