BD6592MUV-E2【PDF 2/34 页】IC LED DRVR WHITE BCKLGT 24-VQFN

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BD6592MUV

● Absolute Maximum Ratings (Ta=25 ℃ )

Datasheet

Parameter Symbol

Ratings

Unit

Condition

TEST, VREG, SENSP, SENSN, SW,

Terminal voltage 1

VMAX1

7

V

RSTB, PWMPOW, PWMDRV,

FAILSEL, ISETH, ISETL

Terminal voltage 2

Terminal voltage 3

Power dissipation 1

Power dissipation 2

Power dissipation 3

Operating temperature range

Storage temperature range

VMAX2

VMAX3

Pd1

Pd2

Pd3

Topr

Tstg

25

50.5

500

780

1510

-30 to +85

-55 to +150

V

V

mW

mW

mW

℃

℃

LED1, LED2, LED3, LED4, LED5,

LED6, VBAT

VDET

*1

*2

*3

*1

*2

*3

Reduced 4.0mW/ ℃ With Ta>25 ℃ when not mounted on a heat radiation Board.

1 layer (ROHM Standard board) has been mounted. Copper foil area 0mm 2 , When it’s used by more than Ta=25 ℃ , it’s reduced by 6.2mW/ ℃ .

4 layer (JEDEC Compliant board) has been mounted.

Copper foil area 1layer 6.28mm 2 , Copper foil area 2 to 4layers 5655.04mm 2 , When it’s used by more than Ta=25 ℃ , it’s reduced by 12.1mW/ ℃ .

● Recommended Operating Rating (Ta=-30 ℃ to +85 ℃ )

Parameter

Terminal voltage

Symbol

VBAT

Min.

2.7

Ratings

Typ.

12.0

Max.

22.0

Unit

V

Condition

● Electrical Characteristics (Unless otherwise specified, VBAT=12V, RSTB=2.5V, Ta = +25 ℃ )

Parameter Symbol

Limits

Min. Typ. Max.

Unit

Condition

[FAILSEL,PWMDRV Terminal]

EN threshold voltage (Low)

VthL

0

-

0.2

V

EN threshold voltage (High) 1

EN threshold voltage (High) 2

EN terminal input current

VthH1

VthH2

Iin

1.4

1.4

-

-

-

8.3

5.0

VBAT

14.0

V

V

μA

VBAT>5.0V

VBAT<5.0V

Input=2.5V

[PWMPOW Terminal]

Low Input Voltage range

PWML

0

-

0.2

V

High Input Voltage range1

High Input Voltage range2

PWM pull down resistor

PWMH1

PWMH2

PWMR

1.4

1.4

300

-

-

500

5.0

VBAT

700

V

V

k ?

VBAT>5.0V

VBAT<5.0V

[RSTB Terminal]

Low Input Voltage range

RSTBL

0

-

0.2

V

High Input Voltage range1

High Input Voltage range2

Current Consumption

RSTBH1

RSTBH2

IRSTB

2.25

2.25

-

2.5

2.5

89

5.0

VBAT

134

V

V

μA

VBAT>5.0V

VBAT<5.0V

RSTB=2.5V, LED1-6=3V

[Regulator]

VREG Voltage

Under Voltage Lock Out

VREG

UVLO

4.0

2.05

5.0

2.25

6.0

2.65

V

V

No load

[Switching Regulator]

Quiescent Current 1

Quiescent Current 2

Current Consumption

LED Control voltage

Over Current Limit voltage

SBD Open Protect

Switching frequency

Duty cycle limit

Over voltage limit

Iq1

Iq2

Idd

VLED

Ocp

Sop

fSW

Duty

Ovl

-

-

-

0.4

70

-

0.8

92.5

43.0

0.6

4.6

3.4

0.5

100

-

1.0

95.0

44.7

3.4

10

5.1

0.6

130

0.1

1.2

99.0

46.4

μA

μA

mA

V

mV

V

MHz

%

V

RSTB=0V, VBAT=12V

RSTB=0V, VBAT=22V

VDET=0V,ISETH=24k ?

This parameter is tested with DC

measurement.

Detect voltage of VDET pin

LED1-6=0.3V

LED1-6=0.3V

www.rohm.com

? 2012 ROHM Co., Ltd. All rights reserved.

TSZ22111 ? 15 ? 001

2 / 31

TSZ02201-0G3G0C400210-1-2

21.Dec.2012 Rev.001

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