参数资料
型号: CAT3647HV3-GT2
厂商: ON Semiconductor
文件页数: 2/14页
文件大小: 0K
描述: IC LED DRVR WHITE BCKLGT 16-TQFN
标准包装: 1
系列: QUAD-Mode®
拓扑: 切换式电容器(充电泵)
输出数: 3
内部驱动器:
类型 - 主要: 背光
类型 - 次要: 白色 LED
频率: 800kHz ~ 1.6MHz
电源电压: 2.5 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 16-WFQFN 裸露焊盘
供应商设备封装: 16-TQFN(3x3)
包装: 标准包装
工作温度: -40°C ~ 85°C
产品目录页面: 805 (CN2011-ZH PDF)
其它名称: CAT3647HV3-GT2DKR
CAT3647
1 m F
1 m F
V IN
2.4 V
to
5.5 V
C IN
1 m F
C1+
VIN
C1 ? C2+
CAT3647
C2 ?
VOUT
V OUT
C OUT
1 m F
1 ? Wire
EZDim t
Programming
3.74 k Ω
EN/DIM
RSET
GND
LED1
LED2
LED3
20 mA
Figure 1. Typical Application Circuit
Table 1. ABSOLUTE MAXIMUM RATINGS
Parameter
VIN, LEDx, C1 ± , C2 ± , EN/DIM, RSET voltage
VOUT voltage
Storage Temperature Range
Junction Temperature Range
Rating
6
7
? 65 to +160
? 40 to +150
Unit
V
V
° C
° C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
Table 2. RECOMMENDED OPERATING CONDITIONS
Parameter
VIN
Ambient Temperature Range
I LED per LED pin
LED Forward Voltage Range
NOTE:
Typical application circuit with external components is shown above.
http://onsemi.com
2
Rating
2.5 to 5.5
? 40 to +85
up to 30
1.3 to 4.3
Unit
V
° C
mA
V
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