BD6590MUV
Technical Note
●Electrical characteristic(Unless otherwise specified, VBAT=5V, Ta = +25℃)
Limits
Parameter
Symbol
Unit
Condition
Min.
Typ.
0.1
Max.
4.4
Quiescent current
Iq
-
-
µA
PWMPOW=PWMDRV=RSTB=0V
Current consumption
[PWMPOW Terminal]
Low input voltage range1
High input voltage range1
Pull down resistor1
[PWMDRV Terminal]
Low input voltage range2
High input voltage range2
Pull down resistor2
[FSEL Terminal]
Idd
3.2
4.8
mA
VDET=0V,ISET=27kΩ
POWL
POWH
POWR
0
-
-
0.9
VBAT
500
V
V
2.1
100
300
kΩ
PWMPOW=3V
PDRVL
PDRVH
DRVR
0
-
-
0.9
5.5
V
V
2.1
100
300
500
kΩ
Low input voltage range3
High input voltage range3
Pull down resistor3
[FAILFLAG]
FSL
FSH
FSR
0
-
-
0.9
5.5
V
V
2.1
100
300
500
kΩ
Input resistor
FFIR
1.0
-
2.0
0.1
3.0
2.0
kΩ
FAILFLAG=2.5V
PWMPOW=0V
Off current
FFIST
µA
[Regulator]
Under voltage lock out
[Switching Regulator]
LED control voltage
Switching frequency
Duty cycle limit
UVLO
2.9
3.3
3.7
V
V
VBAT falling edge
VLED
fsw
0.56
1.00
91
0.70
1.25
95.0
0.48
0.84
1.50
99.0
0.58
MHz FSEL=L (GND short)
Duty
RON
%
LED1-6=0.3V
ISW=80mA
SW Nch FET RON
[Protection]
-
Ω
*1
Over current limit
Ocp
OOP
Ovl
1.4
-
2.0
0.0
2.6
0.1
A
A
OCPSET=68kΩ
OCPSET=2MΩ
OCPSET open protect
Over voltage limit Input
SBD open protect
VDET leak current
[Current driver]
0.96
0.02
-
1.00
0.05
0.1
1.04
0.08
1.0
V
Detect voltage of VDET pin
Detect voltage of VDET pin
Sop
V
OVIL
µA
LED maximum current
LED current accuracy
ILMAX
-
-
-
-
30
mA
%
ILED=16mA
ILACCU
±3.0
Each LED current/Average (LED1-6)
ILED=16~20mA
Current limit value at ISET
resistor 1kΩ setting
LED current matching
LED current limiter
ILMAT
ILOCP
-
-
-
±1.5
0.1
%
0
mA
PWMDRV=2.5V
LED terminal over voltage protect LEDOVP
ISET voltage Iset
10.0
0.5
11.5
0.6
13.0
0.7
V
V
*1 This parameter is tested with DC measurement.
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2011.07 - Rev.B
2/26
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