4/27

BD9102FVM BD9104FVM BD9106FVM

Datasheet

02.MAR.2012 Rev.001

www.rohm.com

© 2011 ROHM Co., Ltd. All rights reserved.

TSZ22111･15･001

TSZ02201-0J3J0AJ00080-1-2

●Absolute Maximum Ratings(Ta=25℃)

Parameter

Symbol

Limits

Unit

VCC voltage

-0.3 to +7

*1

V

PVCC voltage

-0.3 to +7

*1

V

EN voltage

EN

-0.3 to +7

V

SW,ITH voltage

SW,ITH

-0.3 to +7

V

Power dissipation 1

Pd1

387.5

*2

mW

Power dissipation 2

Pd2

587.4

*3

mW

Operating temperature range

Topr

-25 to +85

℃

Storage temperature range

Tstg

-55 to +150

℃

Maximum junction temperature

Tjmax

+150

℃

*1

Pd should not be exceeded.

*2

Derating in done 3.1mW/℃ for temperatures above Ta=25℃.

*3

Derating in done 4.7mW/℃ for temperatures above Ta=25℃,Mounted on 70mm×70mm×1.6mm Glass Epoxy PCB

●Operating Ratings(Ta=25℃)

Parameter

Symbol

BD9102FVM

BD9104FVM

BD9106FVM

Unit

Min.

Max.

Min.

Max.

Min.

Max.

4.0

5.5

4.5

5.5

4.0

5.5

V

*4

4.0

5.5

4.5

5.5

4.0

5.5

V

EN voltage

EN

0

0

0

V

SW average output current

Isw

*4

-

0.8

-

0.8

-

0.8

A

*4 Pd should not be exceeded.

●Electrical Characteristics

Parameter

Symbol

Min.

Typ.

Max.

Unit

Conditions

Standby current

-

0

10

μA

EN=GND

Bias current

-

250

400

μA

EN Low voltage

-

GND

0.8

V

Standby mode

EN High voltage

2.0

-

V

Active mode

EN input current

-

1

10

μA

VEN=5V

Oscillation frequency

0.8

1

1.2

MHz

Pch FET ON resistance

*5

-

0.35

0.60

Ω

Nch FET ON resistance

*5

-

0.25

0.50

Ω

Output voltage

1.215

1.24

1.265

V

10

20

-

μA

10

20

-

μA

UVLO threshold voltage

2.6

2.7

2.8

V

=H→L

UVLO hysteresis voltage

50

100

200

mV

Soft start time

0.5

1

2

ms

Timer latch time

0.5

1

2

ms

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