2/4

REV. A

○ELECTRICAL CHARACTERISTICS （unless otherwise noted, Ta=25℃ VCC=5V,VDD=5V,EN=3V,VIN=12V,VOUT=1.05V,R

Parameter

Symbol

Standard Value

Unit

Condition

MIN

TYP

MAX

[Whole Device]

VCC Bias Current

Icc

-

1500

1800

μA

VCC Standby Current

Iccstb

-0

10

μA

EN＝0Ｖ

VIN Bias Current

Iin

-30

80

μA

VIN Standby Current

Iinstb

-0

10

μA

EN＝0Ｖ

EN Low Voltage

GND

-

0.8

V

EN HighVoltage

(Forced Continuous mode)

2.3

-

3.8

V

EN HighVoltage (SLLM Mode)

4.5

-

5.5

V

EN Bias Current

Ien

-15

25

μA

EN=3V

[Under Voltage Locked Out ]

VCC threshold voltage

Vcc_UVLO

3.7

4.0

4.3

V

VCC:Sweep up

VCC hysteresis voltagedVcc_UVLO

100

160

220

mV

VCC:Sweep down

[H

ON Time

Ton

194

219

244

ns

MAX ON Time

Tonmax

-

3.5

-

μs

MIN OFF Time

Toffmin

-

490

700

ns

[FET Driver]

HG Higher side ON resistor

HGhon

-

3.0

6.0

Ω

HG Lower side ON resistor

HGlon

-

2.0

4.0

Ω

LG Higher side ON resistor

LGhon

-

3.0

6.0

Ω

LG Lower side ON resistor

LGlon

-

0.5

1.0

Ω

[SCP]

SCP strat-up Voltage

Vscp

0.345

0.420

0.495

V

SCP delay time

Tscp

-

2.5

-

ms

[OVP]

FB threshold voltage

Vovp

0.825

0.900

0.975

V

[Soft start]

Charge current

Iss

1

2

3

μA

Standby voltage

Vss_stb

-

-

50

mV

[Current Limit Block]

Setting Current

Iilim

-

10

-

μA

Current limit threshold

Ilim

75

100

125

mV

RILIM=100kΩ

[Output Voltage setting ]

VOUT typical voltage

REF

0.743

0.750

0.757

V

Is+ Input current

IIs+

-1

0

1

μA

Is+=1.05V

Is- Input current

IIs-

-1

0

1

μA

Is-=1.05V

[Power Good]

FB Power Good

0.38

0.47

0.56

V

Discharge ON resistor

Ronpgood

-

50

150

Ω

[BOOT Diode]

VF voltage

VF

0.4

0.5

0.6

V

IF=1mA