LP6282 datasheet(6/9 Pages) POWER

6 / 9 page

Preliminary Datasheet

LP6282

Email: marketing@lowpowersemi.com www.lowpowersemi.com

Page 6 of 9

LP6282–00 Version 0.1 SET.-2017

Electrical Characteristics

(VIN =5V, VAVDD=10V, VPCP=18V, VNCP=-7V, TA=25°C, unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

General

Input Supply Voltage

VIN

2.5

5.5

AVDD

Boost Switching Frequency

FLX

1.25

1.5

1.75

MHz

Charge Pump Frequency

FCP

400

500

600

kHz

VIN Supply Current

VFB=1.3V, LX no Switching

0.3

VFB=1V, LX Switching

VIN Shutdown Current

ISD

0.1

Input UVLO Threshold

VUVLO

VIN Rising

2.15

2.25

2.35

UVLO Threshold Hysteresis

VUVLO(HYS)

Falling Hysteresis

100

Reference Voltage

VREF

IREF=0~2mA

1.225

1.25

1.275

Thermal Shutdown Threshold

TSD

160

°C

Thermal Shutdown Hysteresis

°C

Boost Regulator

Maximum Duty-Cycle

DMAX

Feedback Voltage

VFB

1.225

1.25

1.275

Feedback Input Current

IFB

-50

Switch-ON Resistance

RDS(ON)

VIN=3.6V

500

Ω

Current Limit

ILimit

LX Leak Current

ILeak

LX Off.

-1

µA

Internal Soft Start Time

TSS

Enable Input

Input Threshold Voltage

VIH

Logic High.

0.7xVIN

VIL

Logic Low

0.3xVIN

Enable Input Current

IEN

-1

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