参数资料
型号: NCP5214AMNR2G
厂商: ON Semiconductor
文件页数: 11/31页
文件大小: 0K
描述: IC CTLR NOTEBOOK DDR PWR 22-DFN
产品变化通告: Product Discontinuation 01/Oct/2008
标准包装: 2,500
应用: 控制器,DDR
输入电压: 4.5 V ~ 24 V
输出数: 2
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 22-VFDFN 裸露焊盘
供应商设备封装: 22-DFN(6x5)
包装: 带卷 (TR)
NCP5214A
TYPICAL OPERATING CHARACTERISTICS
100
100
90
V IN = 5 V
V IN = 12 V
90
V IN = 5 V
V IN = 12 V
80
70
V IN = 20 V
with power?saving
without power?saving
80
70
V IN = 20 V
with power?saving
without power?saving
60
50
V DDQ = 2.5 V
Freq = 400 kHz max
T A = 25 ° C
60
50
V DDQ = 1.8 V
Freq = 400 kHz max
T A = 25 ° C
0.1
1.0 10
100
0.1
1.0 10
100
I VDDQ , VDDQ OUTPUT CURRENT (A)
Figure 15. VDDQ Efficiency (DDR)
vs. VDDQ Output Current
I VDDQ , VDDQ OUTPUT CURRENT (A)
Figure 16. VDDQ Efficiency (DDR2)
vs. VDDQ Output Current
VIN
20V/div
VIN
20V/div
1V/div
VDDQ
VDDQ
1V/div
VTT
VTTR
1V/div
1V/div
VTT
VTTR
1V/div
1V/div
VDDQEN = High; VTTEN = High; VIN = 0 V to 20 V
Figure 17. Power?Up Waveforms
VDDQEN = High; VTTEN = High; VIN =20 V to 0 V
Figure 18. Power?Down Waveforms
VDDQEN
5V/div
VDDQEN
5V/div
VDDQ
1V/div
VDDQ
1V/div
VTTR
PGOOD
1V/div
5V/div
VTTR
PGOOD
1V/div
5V/div
VDDQEN = 0 V to 5 V
Figure 19. VDDQ, VTTR Start?Up Waveforms
VDDQEN = 5 V to 0 V
Figure 20. VDDQ, VTTR Shutdown Waveforms
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