LV5068V Просмотр технического описания (PDF) - SANYO -> Panasonic

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Компоненты Описание

производитель

LV5068V

Step-down Switching Regulator Controller

SANYO -> Panasonic 

LV5068V

Recommended Operating Conditions at Ta = 25°C

Parameter

Input voltage range

Symbol

VIN

Conditions

Electrical Characteristics at Ta = 25°C, VIN = 15V

Parameter

Symbol

Conditions

Reference voltage

Internal reference voltage

Pch drive voltage

Saw wave oscillator

Oscillatory frequency

ON/OFF circuit

IC start-up voltage

Disable voltage

Soft start circuit

Soft start source current

Soft start sink current

UVLO circuit

UVLO release voltage

UVLO lock voltage

Error amplifier

Input bias current

Error amplifier gain

Output sink current

Output source current

Over current limit circuit

Reference current

Over current detection

comparator offset voltage

RSNS pin input range

HICCUP timer start-up cycle

HICCUP comparator threshold

voltage

HICCUP timer change current

PWM comparator

Maximum On-duty

Logic output

Power good “L” sink current

Power good “H” leakage current

Power good threshold voltage

Power good hysteresis

Output

Output on-resistance (High)

Output on-resistance (Low)

Output on-current (High)

Output on-current (Low)

The entire device

Stand-by current

Light load mode consumption

current

Thermal shutdown

*2: Design certification

Vref

VPDR

FOSC

VCNT_ON

VCNT_OFF

ISS_SC

ISS_SK

VUVLON

VUVLOF

IEA_IN

GEA

IEA_OSK

IES_OSC

ILIM1

VLIM_OFS

VRSNS

NLCYCLES

VtHIC

IHIC

D max

IPWRGD_L

IPWRGD_H

VtPG

VPG_H

RONH

RONL

IONH

IONL

ICCS

ISLEEP1

TSD

IOUT=0 to -5mA

RT=470kΩ

EN>1.5V

EN<0.3V, SS=4V

FB=COMP

FB=COMP

FB=1.75V

FB=0.75V

PG=5V

PG=5V

EN<0.3V

EN>1.5V,

No switching

*2

Ratings

Unit

4.5 to 40

V

Ratings

min

typ

Unit

max

1.241

1.260

1.279

V

VIN-5.5

VIN-5.0

VIN-4.5

V

280

330

380 kHz

1.5

VIN

V

0

0.3

V

1.3

2.0

2.7 μA

1.0

1.6

2.2 mA

3.3

3.7

4.1

V

2.5

2.9

3.3

V

-100

-50

100 nA

100

250

400 μA/V

-40

-20

-10 μA

10

20

40 μA

48.4

55

61.6 μA

-5

+5 mV

VIN-0.175

VIN

V

15

cycle

1.2

1.26

1.32

V

1

2

3 μA

95

%

4

5

6 mA

0

1 μA

1.0

1.1

1.2

V

40

50

60 mV

3

Ω

3

Ω

500

mA

500

mA

0

1 μA

30

55

80 μA

150

170

190

˚C

No.A1875-2/6

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