参数资料
型号: NCP5680MUTXG
厂商: ON Semiconductor
文件页数: 15/27页
文件大小: 0K
描述: IC LED DRIVER WHT HI EFF 24-UQFN
产品变化通告: Product Obsolescence 30/Jun/2011
标准包装: 3,000
拓扑: 切换式电容器(充电泵)
输出数: 2
内部驱动器:
类型 - 主要: 闪灯/白光
类型 - 次要: 白色 LED
频率: 850kHz ~ 1.15MHz
电源电压: 2.7 V ~ 5.5 V
输出电压: 4.5 V ~ 5.3 V
安装类型: 表面贴装
封装/外壳: 24-UFQFN 裸露焊盘
供应商设备封装: 24-UQFN(3.5x3.5)
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
NCP5680
Vref
From Charge Pump
Vbias
Vout
Vout
FAULT
VIDEO/TORCH Ref Current
Vdsx
2
+
3
BAL
VCC
VCC
? 1.2F
1
FILEDx
2
REF ? SEL
3
7
4
GND
6
3
2
7
4
6
GND
Q21
GND
GND
1 + 2
VCC
GND
Vgsx
1.2F
5.5V
Bal.
3
6
7
4
GND
3
2
GND
Isx
GND
0.1R
Figure 10. Basic Output Power flash Current Regulation Structure
with Video/Torch loop and Overload detection
Table 3. Recommended SuperCAP Products
GND
CAP ? XX
CAP ? XX
CAP ? XX
TDK
TDK
Manufacturer
Part Number
HA230F
HW207F
HS206F
EDLC122344 ? 551 ? 2F ? 30(E)
EDLC272020 ? 501 ? 2F ? 50(E)
Table 4. Maximum External MOS Transistor Input Capacitance
CcissN
CcgdN
CcissP
External NMOS input capacitance
External NMOS Gate / Drain capacitance
External PMOS input capacitance
TBD
TBD
2500
TBD
2500
pF
pF
pF
Output Voltage Regulation
The output voltage ? Vout ? can be adjusted by the I2C port within the 4.5 V to 5.5 V range (200 mV/step), as depicted
in Table 5. It is preset at 4.5 V upon a Power On Reset or a RESET command.
Table 5. Output Voltage Adjustment
B7
0
0
0
0
0
0
B6
0
0
0
0
0
0
B5
0
0
0
0
0
0
B4
0
0
0
0
0
0
B3
0
0
0
0
0
0
B2
0
0
0
0
1
1
B1
0
0
1
1
0
0
B0
0
1
0
1
0
1
Vout
4.5 V
4.7 V
4.9 V
5.1 V
5.3 V
5.5 V
http://onsemi.com
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