LP3367-02

Feb.-2011

www.lowpowersemi.com

Page 5 of 10

Preliminary Datasheet

LP3367

Electrical Characteristics

(VIN =VEN = 3.6V, CIN = CFC = COUT = 1uF , Typical values are TA=25℃ )

Symbol

Parameter

Conditions

Min.

Typ.

Max. Unit

VIN

Input Voltage

2.7

5.5

V

RCH1

Charge Pump Equivalent

Resistance (2×mode )

VIN = 3.6V, VFB = 0V

5

Ω

RCH2

Charge Pump Equivalent

Resistance (1×mode )

VIN = 3.6V

0.4

0.7

Ω

IQ

Quiescent Current

VIN=2.7V-5.5V, FLASH = GND,

1×mode, ILOAD = 100uA

0.48

3

mA

FLASH = High, 2×mode

2

3.5

ISHDN

Shutdown Current

EN = GND, VIN = 5.5V

1

µA

VFB

FB Reference Voltage

FLASH = GND

45

50

55

mV

FLASH = High, RSET = 95kΩ

138

150

162

FB Reference Voltage Range

FLASH = High, Guaranteed by design

100

400

mV

IFB

FB Current

VFB = 0.3V

0.5

uA

FOSC

Oscillator Frequency

2

MHz

VOH

EN,FLASH Logic Low

0.4

V

VOL

EN,FLASH Logic High

1.3

V

IEN

EN,FLASH Pin Current

0.5

uA

TOUT

VOUT Turn-On Time

VIN = 3.6V,

FB within 90% of regulation

250

500

us

TFLASH_ON

Maximum Flash on time

FLASH = High

1.6

s

TSD

Thermal Shutdown

Temperature

145

℃