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参数资料
| 型号： | BD6066EKN-E2 |
| 厂商： | Rohm Semiconductor |
| 文件页数： | 2/18页 |
| 文件大小： | 0K |
| 描述： | IC LED DRVR WHITE BCKLT 28-HVQFN |
| 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： | 800kHz ~ 1.2MHz |
| 电源电压： | 2.7 V ~ 22 V |
| 输出电压： | 40.5V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-VFQFN 裸露焊盘 |
| 供应商设备封装： | 28-HQFN |
| 包装： | 标准包装 |
| 工作温度： | -30°C ~ 85°C |
| 产品目录页面： | 1371 (CN2011-ZH PDF) |
| 其它名称： | BD6066EKN-E2DKR |
BD6066GU,BU6066EKN
● Recommended operating range (Ta=-30 ℃ ~ +85 ℃ )
Technical Note
Parameter
Symbol
Min.
Limits
Typ.
Max.
Unit
Condition
Power supply voltage
BD6066GU
BD6066EKN
VBAT
2.7
12.0
22.0
V
● Electrical characteristic (Unless otherwise specified, VBAT=12V, Ta = +25 ℃ )
Parameter Symbol
Limits
Min. Typ. Max.
Unit
Condition
[EN Terminal]
EN threshold voltage (Low)
VthL
0
-
0.2
V
EN threshold voltage (High) 1
EN threshold voltage (High) 2
EN terminal input current
EN terminal output current
VthH1
VthH2
Iin
Iout
1.4
1.4
-
-2.0
-
-
8.3
-0.1
5.0
VBAT
14.0
-
V
V
μA
μA
VBAT > 5.0V
VBAT < 5.0V
EN=2.5V
EN=0V
[PWM 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
[Regulator]
VREG Voltage
Under Voltage Lock Out
VREG
UVLO
4.0
2.05
5.0
2.35
6.0
2.65
V
V
[Switching Regulator]
Input voltage range
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
Start up time
Vin
Iq1
Iq2
Idd
VLED
Ocp
Sop
fSW
Duty
Ovl
Ts
3.1
-
-
-
0.4
70
-
0.8
92.5
40.5
-
12.0
0.6
4.6
3.4
0.5
100
0.2
1.0
95.0
42.0
0.5
22.0
3.4
10
5.1
0.6
130
1.4
1.2
99.0
43.5
1.0
V
μA
μA
mA
V
mV
V
MHz
%
V
ms
*1
EN=0V, VBAT=12V
EN=0V, VBAT=22V
EN=3.6V, VDET=0V,ISET=24k ?
*2
LED1=LED2=LED3=LED4=0V
LED1=LED2=LED3=LED4=0V
Output voltage=24V
[Current driver]
LED maximum current
ILMAX
-
-
30
mA
LED current accuracy
ILACCU
-
-
±5
%
ILED=20mA
- Each LED current / Average
LED current matching
ILMAT
-
-
±3
%
(LED1,2,3,4)
- ILED=20mA
ISET voltage
LED current limiter
LED Terminal Over Voltage Protect
Iset
ILOCP
LEDOVP
0.5
35
12.5
0.6
60
13.5
0.7
90
14.5
V
mA
V
*1 Electrical characteristics are guaranteed from 3.1V to 22V and operating is guaranteed from 2.7V to 3.1V.
*2 This parameter is tested with dc measurement.
www.rohm.com
? 2011 ROHM Co., Ltd. All rights reserved.
2/15
2011.06 - Rev.B
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