LV5027M

No.A1933-2/5

Electrical Characteristics at Ta

= 25°C, VIN = 12V, unless otherwise specified.

Ratings

Parameter

Symbol

Conditions

min

typ

max

Unit

Reference Voltage block

Built-in Reference Voltage

VREF

0.585

0.605

0.625

V

VREF VIN regulation

VREF_LN

VIN = 8.5 to 24V

±0.5

%

Under Voltage Lockout

Operation Start Input Voltage

UVLOON

8

9

10

V

Operation Stop Input Voltage

UVLOOFF

6.3

7.3

8.3

V

Hysterisys Voltage

UVLOH

1.7

V

Oscillation

Frequency

FOSC

RT = OPEN

50

kHz

Maximum Duty

MAXDuty

93

%

Comparator

Input offset Voltage

(Between CS and VREF)

VIO_VR

1

10

mV

IIOCS

160

nA

Input current

IIOREF

80

nA

CS pin max voltage

VOM

1

V

malfunction prevention mask

time

TMSK

150

ns

Thermal protection Circuit

Thermal shutdown temperature

TSD

*Design guarantee

165

°C

Thermal shutdown hysterisys

ΔTSD

*Design guarantee

30

°C

Drive Circuit

OUT sink current

IOI

500

1000

mA

OUT source current

IOO

120

mA

Minimum On time

TMIN

200

300

ns

VCC current

UVLO mode VIN current

ICCOFF

VIN<UVLOON

80

120

μA

Normal mode VIN current

ICCON

VIN>UVLOON, OUT = OPEN

0.6

mA

VIN Over Voltage Protection Circuit

VIN over voltage protection

voltage

VINOVP

24

27

30

V

CS terminal abnormal sensing circuit

Abnormal sensing voltage

CSOCP

1.9

V

*: Design guarantee (value guaranteed by design and not tested before shipment)

Package Dimensions

unit : mm (typ)

3086B

SANYO : MFP10S(225mil)

1

10

5

6

(0.5)

1.0

0.35

5.0

0.15