BD9104FVM-TR_09 データシートの表示（PDF） - ROHM Semiconductor

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BD9104FVM-TR_09

Output 1.5A or Less High Efficiency Step-down Switching Regulators with Built-in Power MOSFET

ROHM Semiconductor 

BD9102FVM, BD9104FVM, BD9106FVM

●Recommended Operating Conditions (Ta=25℃)

Parameter

Symbol

BD9102FVM

Min.

Max.

VCC voltage

VCC

4.0

5.5

PVCC voltage

PVCC*4

4.0

5.5

EN voltage

EN

0

VCC

SW average output current

Isw*4

-

0.8

*4 Pd should not be exceeded.

BD9104FVM

Min.

Max.

4.5

5.5

4.5

5.5

0

VCC

-

0.8

Technical Note

BD9106FVM

Min.

Max.

Unit

4.0

5.5

V

4.0

5.5

V

0

VCC

V

-

0.8

A

●Electrical Characteristics

◎BD9102FVM(Ta=25℃,VCC=5V,EN=VCC unless otherwise specified.)

Parameter

Symbol

Min.

Typ.

Standby current

ISTB

-

0

Bias current

ICC

-

250

EN Low voltage

VENL

-

GND

EN High voltage

VENH

2.0

VCC

EN input current

IEN

-

1

Oscillation frequency

Pch FET ON resistance *5

Nch FET ON resistance *5

FOSC

RONP

RONN

0.8

1

-

0.35

-

0.25

Output voltage

VOUT

1.215

1.24

ITH SInk current

ITHSI

10

20

ITH Source Current

ITHSO

10

20

UVLO threshold voltage

VUVLOTh

2.6

2.7

UVLO hysteresis voltage

VUVLOHys

50

100

Soft start time

TSS

0.5

1

Timer latch time

TLATCH

0.5

1

*5 Design Guarantee（Outgoing inspection is not done on all products）

◎BD9104FVM(Ta=25℃,VCC=5V,EN=VCC unless otherwise specified.)

Parameter

Symbol

Min.

Typ.

Standby current

ISTB

-

0

Bias current

ICC

-

250

EN Low voltage

VENL

-

GND

EN High voltage

VENH

2.0

VCC

EN input current

IEN

-

1

Oscillation frequency

Pch FET ON resistance *5

Nch FET ON resistance *5

FOSC

RONP

RONN

0.8

1

-

0.35

-

0.25

Output voltage

VOUT

3.234

3.300

ITH SInk current

ITHSI

10

20

ITH Source Current

ITHSO

10

20

UVLO threshold voltage

VUVLOTh

3.9

4.1

UVLO hysteresis voltage

VUVLOHys

50

100

Soft start time

TSS

0.5

1

Timer latch time

TLATCH

0.5

1

*5 Design Guarantee（Outgoing inspection is not done on all products）

Max.

10

400

0.8

-

10

1.2

0.60

0.50

1.265

-

-

2.8

200

2

2

Max.

10

400

0.8

-

10

1.2

0.60

0.50

3.366

-

-

4.3

200

2

2

Unit

μA

μA

V

V

μA

MHz

Ω

Ω

V

μA

μA

V

mV

ms

ms

Conditions

EN=GND

Standby mode

Active mode

VEN=5V

PVCC=5V

PVCC=5V

VOUT=H

VOUT=L

VCC=H→L

Unit

μA

μA

V

V

μA

MHz

Ω

Ω

V

μA

μA

V

mV

ms

ms

Conditions

EN=GND

Standby mode

Active mode

VEN=5V

PVCC=5V

PVCC=5V

VOUT=H

VOUT=L

VCC=H→L

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2009.05 - Rev.A

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