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参数资料
| 型号： | BD6586MUV-E2 |
| 厂商： | Rohm Semiconductor |
| 文件页数： | 2/23页 |
| 文件大小： | 0K |
| 描述： | IC LED DRVR WHITE BCKLGT 24-VQFN |
| 标准包装： | 1 |
| 拓扑： | PWM，升压（升压） |
| 输出数： | 4 |
| 内部驱动器： | 是 |
| 类型 - 主要： | 背光 |
| 类型 - 次要： | 白色 LED |
| 频率： | 700kHz ~ 1.3MHz |
| 电源电压： | 2.7 V ~ 5.5 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-VFQFN 裸露焊盘 |
| 供应商设备封装： | VQFN024V4040 |
| 包装： | 标准包装 |
| 工作温度： | -40°C ~ 85°C |
| 产品目录页面： | 1372 (CN2011-ZH PDF) |
| 其它名称： | BD6586MUV-E2DKR |
BD6586MUV
● Absolute Maximum Ratings (Ta=25 ℃ )
Datasheet
Parameter Symbol
Ratings
Unit
Condition
Terminal voltage 1
Terminal voltage 2
Terminal voltage 3
Terminal voltage 4
VMAX1
VMAX2
VMAX3
VMAX4
7
25
30.5
50.5
V
V
V
V
VBAT, EN1, EN2, TRSW,
PWM,TESTO, ISET, TEST
LED1, LED2, LED3, LED4,
SW
VDET
Power dissipation 1
Power dissipation 2
Pd1
Pd2
500
780
*1
*2
mW
mW
Power dissipation 3
Operating temperature range
Storage temperature range
Pd3
Topr
Tstg
1510 *3
-40 to +85
-55 to +150
mW
℃
℃
*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=-40 ℃ to +85 ℃ )
Parameter Symbol
Limits
Min. Typ.
Max.
Unit
Condition
Power supply voltage
VBAT
2.7
3.6
5.5
V
● Electrical Characteristics
(Unless otherwise specified, VBAT=3.6V, Ta = +25 ℃ )
Parameter Symbol
Limits
Min. Typ.
Max.
Unit
Condition
[EN1, EN2, PWM Terminal]
EN threshold voltage (Low)
EN threshold voltage (High)
VthL
VthH
0
1.4
-
-
0.4
5.5
V
V
EN terminal input current
Iin
-
8.3
16.0
μA
Input=2.5V
[Under Voltage Lock Out]
Under Voltage Lock Out
UVLO
2.05
2.35
2.65
V
VBAT falling edge
[Switching Regulator]
Quiescent Current
Current Consumption
LED Control voltage
Over Current Limit
SBD Open Protect
Switching frequency
Duty cycle limit
Over voltage limit
SW Transistor On Resistance
Iq
Idd
VLED
Ocp
Sop
fSW
Duty
Ovl
RSW
-
-
0.4
1.1
-
0.7
91
25.0
-
0.1
2.2
0.5
1.5
-
1.0
95
25.5
0.24
2.0
4.6
0.6
2.5
0.1
1.3
99
26.0
0.32
μA
mA
V
A
V
MHz
%
V
?
EN1=EN2=PWM=0V
VDET=0V,ISET=24k ?
*1
Detect voltage of VDET pin
LED1-4=0.3V
LED1-4=0.3V
Isw=100mA
[Current driver]
LED maximum current
ILMAX
-
-
25
mA
LED current accuracy
LED current matching
ISET voltage
ILACCU
ILMAT
Iset
-
-
0.5
-
-
0.6
±5
±3
0.7
%
%
V
ILED=20mA
? Each LED current/Average (LED1- 4)
? ILED=20mA
Current limit value at ISET
LED current limiter
ILOCP
35
60
90
mA
resistance 4.7k ? setting
LED1, 2, 3, 4=0.5V
LED Terminal
Over Voltage Protect
LEDOVP
10.0
11.5
13.0
V
EN1=EN2=PWM=2.5V
*1 This parameter is tested with DC measurement.
www.rohm.com
? 2012 ROHM Co., Ltd. All rights reserved.
TSZ22111 ? 15 ? 001
2/20
TSZ02201-0G3G0C400190-1-2
10.Dec.2012 Rev.001
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