LV5256GP データシートの表示（PDF） - SANYO -> Panasonic

部品番号

コンポーネント説明

メーカー

LV5256GP

Operating Mode Switching Type Step-Up/Down Converter

SANYO -> Panasonic 

LV5256GP

Recommended Operating Conditions at Ta = 25°C

Parameter

Symbol

Input voltage range

Output voltage range

Step-down

VIN

VDD

V1

V2

Output current

Step-up

VOUT1

VOUT2

IO

Conditions

When in normal operation mode

When in tracking operation mode

When in normal operation mode

When in tracking operation mode

Electrical Characteristics at Ta = 25°C, VDD = 3.0V, VIN = 6.0V

Parameter

Symbol

Conditions

Reference voltage

Reference voltage for comparison Vref

Error amplifier

Input voltage range

Vrange

Open loop voltage gain

Av

Unity-gain bandwidth

Ft

Output source current

IfboL

Output sink current

IfboH

IN pin source current

IiniL

FB pin output range

R_fb

TRAC_IN pin source current

ItracL

TRAC_IN pin input operation range R_trac

Logic input pin block 1 (ONOFF)

Input voltage H level

VoniH

Input voltage L level

VoniL

Input current H level

IoniH

Input current L level

IoniL

Logic input pin block 2 (DU_SEL)

Input voltage H level

VduiH

Input voltage L level

VduiL

Input pull-down resistance

Rdu

Logic input pin block 3 (OCP_SEL)

Input voltage H level

VocpiH

Input voltage L level

VocpiL

Input pull-down resistance

Rocp

Soft start

Soft start source current

IssH

Soft start sink current

IssL

Short-circuit protection, SCP

Short-circuit protection detection

voltage 1

Short-circuit protection detection

voltage 2

SCP comparator offset voltage

Vsc1

Vsc2

SCPosf

OCP pin source current

IocpH

OCP pin sink current

IocpL

OCP timer latch voltage

Vocp

IN = 2.0V, FB = 1.0V

IN = 0V, FB = 0V

IN = 0V

IN = 0 to Vref

ONOFF = 3.3V

ONOFF = 0V

SS = 0V

When reset, SS = 1.0V

OCP_SEL=GND/OPEN *1

OCP_SEL=REG_0 *1

TRAC_IN = 0.7V, operation starts from 0.9V.

When in short-circuit protection detection mode

When in normal operation mode, OCP = 1.0V

Ratings

Unit

4.5 to 10 V

2.9 to 3.1 V

1.0 to VIN

V

0 to VIN

V

5.3 to 14 V

VIN to

V

600 mA

Ratings

Unit

min

typ

max

-1%

1.0

-1% V

0

1.5 V

60

110

dB

2

8

MHz

2

mA

100

µA

100

300 nA

0.1

V

100

300 nA

0.1

Vref-0.1 V

2.8

V

0.5 V

0

µA

0

µA

2.8

200

V

0.5 V

kΩ

2.8

100

V

0.5 V

kΩ

7

10

13 µA

1

mA

× 0.8

V

× 0.4

V

-40

40 mV

10

µA

0.3

1

3 mA

1.1

1.2

1.3 V

Continued on next page.

No.A1277-2/9

Share Link: