参数资料
型号: NCP5381MNR2G
厂商: ON Semiconductor
文件页数: 24/35页
文件大小: 0K
描述: IC CTLR BUCK 2/3/4PHASE 40-QFN
产品变化通告: Specification Change MSL Updated 13/June/2008
Product Discontinuation 01/Oct/2008
标准包装: 2,500
应用: 控制器,Intel Pentium? IV
输入电压: 10.8 V ~ 13.2 V
输出数: 4
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 40-VFQFN 裸露焊盘
供应商设备封装: 40-QFN(7x7)
包装: 带卷 (TR)
NCP5381
TYPICAL CHARACTERISTICS
70
60
1.5
1.4
1.3
VR_FAN Increasing Voltage
1.2
VR_FAN Decreasing Voltage
50
0
10
20
30
40
50
60
70
1.1
0
10
20
30
40
50
60
70
1.2
T A , AMBIENT TEMPERATURE ( ? C)
Figure 11. Remote Sense Amplifier Common
Mode Rejection Ratio (CMRR) vs. Ambient
Temperature
10
T A , AMBIENT TEMPERATURE ( ? C)
Figure 12. VR_FAN Turn On & Turn Off
Threshold Voltage vs. Ambient Temperature
1.1
VR_HOT Increasing Voltage
V CC Increasing Voltage
9
1.0
V CC Decreasing Voltage
8
0.9
0.8
VR_HOT Decreasing Voltage
7
0
10
20
30
40
50
60
70
0
10
20
30
40
50
60
70
1.0
T A , AMBIENT TEMPERATURE ( ? C)
Figure 13. VR_HOT Threshold Voltage vs.
Ambient Temperature
2
T A , AMBIENT TEMPERATURE ( ? C)
Figure 14. VCC Undervoltage Lockout
Threshold Voltage vs. Ambient Temperature
0.9
Enable Increasing Voltage
1
55 ? C
70 ? C
40 ? C
25 ? C
0.8
0
0.7
0.6
Enable Decreasing Voltage
--1
0 ? C
0.5
0
10
20
30
40
50
60
70
--2
2
16
2A
3E
52
66
7A
8E
A2
B2
T A , AMBIENT TEMPERATURE ( ? C)
Figure 15. Enable Threshold Voltage vs.
Ambient Temperature
http://onsemi.com
24
DAC CODE (Hexidecimal)
Figure 16. Remote Sense Amplifier Bias Error
Voltage vs. DAC CODE
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