LP6285 datasheet(6/8 Pages) POWER

6 / 8 page

Preliminary Datasheet

LP6285

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

Page 6 of 8

LP6285–00 Version 0.1 MAR.-2017

Electrical Characteristics

(VIN =3.3V, VAVDD =10V, TA=25°C, unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

General

VIN Input Supply Voltage

VIN

2.5

5.5

AVDD

AVDD Over Voltage Protect

VOVP

Boost Switching Frequency

FLX

1.2

1.4

MHz

Charge Pump Frequency

FCP

500

600

700

kHz

VIN Supply Current

VFB=1.3V, LX no Switching

0.3

0.6

VFB=1.1V, LX Switching

0.8

AVDD Operation Current

IAVDD

0.6

0.9

Input UVLO Threshold

VUVLO(VTH)

VIN Rising

1.8

2.2

UVLO Threshold Hysteresis

VUVLO(HYS)

Falling Hysteresis

100

Reference Voltage

VREF

1.176

1.2

1.224

Thermal Shutdown Threshold

TSD

150

°C

Thermal Shutdown Hysteresis

°C

Boost Regulator

Maximum Duty-Cycle

DMAX

Feedback Voltage

VFB

1.188

1.2

1.212

Transcocnductance

ΔI=5uA

uA/V

Voltage Gain

700

V/V

Switch-ON Resistance

RDS(ON)

200

500

Ω

Current Limit

ILimit

2.5

LX Leak Current

ILeak

LX Off.

0.01

Internal Soft Start Time

TSS

UVP Fault Protection Voltage

VUVP

VFB Falling

0.95

UVP Fault Delay

TUVP

100

Short Circuit Protection Voltage

VSCP

100

LP6285 Datasheet(PDF) 6 Page - Lowpower Semiconductor inc

LP6285 Datasheet(HTML) 6 Page - Lowpower Semiconductor inc

Html Pages

1 2 3 4 5 6 7 8

Datasheet Download

Link URL