BD6150MUV Datasheet, PDF (1/5 Pages) Rohm – Silicon Monolithic Integrated Circuit

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Structure
Silicon Monolithic Integrated Circuit
Product Name
Step-up DC/DC converter for medium size LCD panel
Type
BD6150MUV
Features
High efficiency PWM step-up DC/DC converter (fsw=1.25MHz)
High accuracy and good matching current driver 6ch (MAX 30mA/ch)
Drive up to 10 in series x 6 strings in parallel =60 white LEDs
●Absolute Maximum Ratings (Ta=25°C)
Parameter
Symbol
Rating
Unit
Condition
Maximum applied voltage 1 VMAX1
7
V
VREG, ISET, PWMDRV,
FSEL, OCPSET, VDET, TEST
Maximum applied voltage 2 VMAX2
25
V
LED1, LED2, LED3
LED4, LED5, LED6
Maximum applied voltage 3 VMAX3
30.5
V VBAT, FAILFLAG, PWMPOW
Maximum applied voltage 4 VMAX4
41
V
SW
Power dissipation 1
Pd1
500
mW
*1
Power dissipation 2
Pd2
780
mW
*2
Power dissipation 3
Pd3
1510
mW
*3
Operating temperature range Topr
-40 ~ +85
°C
-
Storage temperature range
Tstg
-55 ~ +150
°C
-
*1 Reduced 4.0mW/°C With Ta>25°C when not mounted on a heat radiation Board.
*2 1 layer (ROHM Standard board) has been mounted. Copper foil area 0mm², When it’s used by more than Ta=25°C, it’s reduced by 6.2mW/°C.
*3 4 layer (JEDEC Compliant board) has been mounted. Copper foil area 1layer 6.28mm², Copper foil area 2~4layers 5655.04mm²,
When it’s used by more than Ta=25°C, it’s reduced by 12.1mW/°C.
●Operating conditions (Ta=-40 to +85°C)
Parameter
Symbol
Min.
Rating
Typ
Max
Unit
Supply voltage
VBAT 4.2 12.0 26.0 V
Condition
This product isn’t designed to protect itself against radioactive rays.
REV. A