参数资料
型号: NCP5220MNR2G
厂商: ON Semiconductor
文件页数: 7/18页
文件大小: 0K
描述: IC CTLR PWM DUAL BUCK PWR 20-DFN
产品变化通告: Product Obsolescence 24/Jan/2011
标准包装: 1
应用: 控制器,DDR
输入电压: 5 V ~ 12 V
输出数: 2
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 20-VFDFN 裸露焊盘
供应商设备封装: 20-QFN(6x5)
包装: 剪切带 (CT)
其它名称: NCP5220MNR2GOSCT
NCP5220
TYPICAL OPERATING CHARACTERISTICS
1.196
550
1.195
1.194
1.193
1.192
1.191
1.190
1.189
1.188
500
450
400
350
300
250
S3 MODE
S0 MODE
1.187
0
20
40
60
80
200
0
20
40
60
80
0.809
T A , AMBIENT TEMPERATURE ( ° C)
Figure 3. VFBQ Feedback Voltage vs. Ambient
Temperature
31.2
T A , AMBIENT TEMPERATURE ( ° C)
Figure 4. Oscillation Frequency in S0/S3 vs.
Ambient Temperature
0.807
0.805
0.803
0.801
0.799
0.797
31
30.8
30.6
30.4
30.2
30
2.0 A Sinking Current
with 10 ms period and
1.0 ms pulse width
0.795
0
20
40
60
80
29.8
0
20
40
60
80
?19
T A , AMBIENT TEMPERATURE ( ° C)
Figure 5. VFB1P5 Feedback Voltage vs. Ambient
Temperature
0.03
T A , AMBIENT TEMPERATURE ( ° C)
Figure 6. VTT Sink Current Load Regulation
vs. Ambient Temperature
?20
?21
2.0 A Sourcing Current
with 10 ms period and
1.0 ms pulse width
0.02
0.01
0
?22
?23
?0.01
?0.02
?0.03
Sourcing/Sinking Current
with 10 ms period and
1.0 ms pulse width
T A = 25 ° C
?24
0
20
40
60
80
?0.04
?2.5
?1.5
?0.5
0.5
1.5
2.5
T A , AMBIENT TEMPERATURE ( ° C)
Figure 7. VTT Source Current Load Regulation vs.
IVTT, OUTPUT LOAD CURRENT (A)
Figure 8. VTT, Output Voltage vs. Load Current
Ambient Temperature
http://onsemi.com
7
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