参数资料
型号: EL7520ILZ-T7
厂商: Intersil
文件页数: 5/18页
文件大小: 0K
描述: IC CTRLR DC/DC 4-CHAN 20-QFN
标准包装: 1,000
应用: 控制器,TFT LCD
输入电压: 3 V ~ 5.5 V
输出数: 4
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-VFQFN 裸露焊盘
供应商设备封装: 20-QFN 裸露焊盘(4x4)
包装: 带卷 (TR)
EL7520, EL7520A
Typical Performance Curves
0
-0.2
-0.4
(Continued)
0
-0.2
-0.4
-0.6
-0.6
-0.8
-1
-1.2
-0.8
-1
-1.4
0
20
40
60
80
100
-1.2
0
100
200
300
400
500
600
700
V CDLY
EN
V LOGIC
I OUT (mA)
FIGURE 7. V OFF LOAD REGULATION
I OUT (mA)
FIGURE 8. V LOGIC LOAD REGULATION
V CDLY
V BOOST
V LOGIC
V REF
C DLY =0.1μF
V REF
C DLY =0.1μF
V BOOST
V LOGIC
V OFF
TIME (20ms/DIV)
FIGURE 9. EL7520 START-UP SEQUENCE
TIME (20ms/DIV)
FIGURE 10. EL7520 START-UP SEQUENCE
V BOOST-DELAY
V LOGIC
V OFF
V ON
C DLY =0.1μF
V ON
C DLY =0.1μF
TIME (10ms/DIV)
FIGURE 11. EL7520 START-UP SEQUENCE
5
TIME (20ms/DIV)
FIGURE 12. EL7520 START-UP SEQUENCE
FN7318.0
July 12, 2005
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