LP6288 datasheet(7/24 Pages) POWER

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Preliminary Datasheet

LP6288

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LP6288

Version 0.1 JAN.-2018

Electrical Characteristics

(TA=25°C, VLI= VBKI1,3=12V, VAVDD=16.8V, VIO=3.3V, VCORE=1.2V, VHAVDD=8.1V, VGH=28V, VGL=-10.3V, unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

General

VLI Input Supply Voltage

VVLI

Internal Oscillator Frequency

FOSC

600

750

900

kHz

VIN Supply Current

All LX Not Switching

0.2

All LX Switching

Input UVLO Threshold

VUVLO

VIN Rising

7.4

UVLO Threshold Hysteresis

ΔVUVLO

Falling Hysteresis

400

Maximum Duty Cycle

DMAX

Fault Trigger Duration

TFault

Thermal Shutdown Threshold

TSD

Temperature Rising

150

°C

Thermal Shutdown Hysteresis

ΔTSD

°C

Internal Regulator

VL Output Voltage

VVL

VL Output Voltage Tolerance

ΔVVL

-1

Logic Input (SDA, SCL, Addr, HVS, EN, GVOFF)

Input Leakage Current

(SDA, SCL, Addr, EN, GVOFF)

IIH, IIL

VIN=0V or VIN=3.3V

0.1

Input Threshold Voltage

VIH

Logic High.

1.7

VIL

Logic Low

0.6

IIC Output Low Voltage

VIIC

ISink=6mA

0.3

Reset Function

RST Output Voltage

VRST

ISink=1mA

0.2

0.4

Voltage Detection Level

VRST

VVLI falling

8.9

Rising Hysteresis

300

Gate Pulse Modulator (GPM)

Gate Shaping Lower Limit Voltage

Programmable Step 5V

VGHM Switch ON Resistance

RDS_GHM

GVOFF = 'H'

Ω

DRN Switch ON Resistor

RDS_DRN

GVOFF = 'L'

Ω

GVOFF to VGHM Delay Time

0.15

0.25

0.35

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