L6717 datasheet(16/56 Pages) STMICROELECTRONICS

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Electrical specifications

L6717

16/56

Doc ID 17326 Rev 1

Voltage positioning (CORE and NB section)

CORE

Output voltage accuracy

VSEN to VCORE; FBG to GNDCORE

-8

NBVSEN to VNB; NBFBG to GNDFB

-10

OFFSET bias voltage

I2DIS=3.3V, IOS = 0 to 250μA

1.190

1.24

1.290

OFFSET current range

I2DIS=3.3V

250

μA

OFFSET - IFB accuracy

I2DIS=3.3V, IOS = 0μA

-2.25

2.25

μA

I2DIS=3.3V, IOS = 250μA-9

μA

DROOP

DROOP accuracy

IDROOP = 0 to 25μA, kDRP = 1/4

-3

μA

INB_DROOP = 0 to 6μA, kNBDRP = 1/4

-1

μA

EA DC gain

100

Slew rate

COMP, NB_COMP to SGND = 10pF

μs

PWM outputs (CORE only) and embedded drivers

PWM3,

PWM4

Output high

I = 1mA

3.6

Output low

I = -1mA

0.2

IPWMx

Test current

μA

High current embedded drivers

RHIHS

HS source resistance

BOOT - PHASE = 12V; 100mA

2.3

2.8

IUGATE

HS source current

BOOT - PHASE = 12V; (1)

CUGATE to PHASE = 3.3nF

RLOHS

HS sink resistance

BOOT - PHASE = 12V; 100mA

2.5

RHILS

LS source resistance

100mA

1.3

1.8

ILGATE

LS source current

CLGATE to GND = 5.6nF,

(1)

RLOLS

LS sink resistance

100mA

1.5

Protections

OVP

Over voltage protection

I2C enabled, no commands issued,

wrt VID, CORE & NB section

+200

+250

+300

I2C disabled, V_FIX mode;

VSEN, NB_VSEN rising

1.800

SDA/OVP bias current

I2CDIS = 3.3V

μA

UVP

Under voltage protection

VSEN, NB_VSEN falling; wrt Ref.

-450

-400

-350

PWRGOOD

PGOOD threshold

VSEN, NB_VSEN falling; wrt Ref

-285

-250

-215

Voltage low

IPWRGOOD = -4mA

0.4

VFB-DISC

FB disconnection

VCSN rising, above VSEN

CORE and NB sections

600

VFBG DISC

FBG disconnection

EA NI input wrt VID

500

Table 5.

Electrical characteristics (continued)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

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