参数资料
型号: NCP5387MNR2G
厂商: ON Semiconductor
文件页数: 13/37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 28/Feb/2008
标准包装: 2,500
应用: 控制器,Intel VR10、VR11、AMD CPU
输入电压: 4.75 V ~ 5.25 V
输出数: 4
工作温度: 0°C ~ 85°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(6x6)
包装: 带卷 (TR)
NCP5387
ELECTRICAL CHARACTERISTICS
(Unless otherwise stated: 0 ° C < T A < 85 ° C; 4.75 V < V CC < 5.25 V; All DAC Codes; C VCC = 0.1 m F)
Parameter
Test Conditions
Min
Typ
Max
Units
Voltage Reference (V REF )
V REF Output Voltage
0 m A v I VREF v 500 m A
2.469
2.52
2.569
V
Input Supply Current
V CC Operating Current
EN = LOW, No PWM
?
?
20
mA
Temperature Sensing
VR_FAN Upper Voltage Threshold
Fraction of V REF voltage above which
?
0.4 x
?
?
VR_FAN output pulls low
V REF
VR_FAN Lower Voltage Threshold
Fraction of V REF voltage below which
?
0.33 x
?
?
VR_FAN output is open
V REF
VR_HOT Upper Voltage Threshold
Fraction of V REF voltage above which
?
0.33 x
?
?
VR_HOT output pulls low
V REF
VR_HOT Lower Voltage Threshold
Fraction of V REF voltage below which
?
0.27 x
?
?
VR_HOT output is open
V REF
VR_FAN Output Saturation Voltage
VR_FAN Output Leakage Current
VR_HOT Saturation Output Voltage
VR_HOT Output Leakage Current
NTC Pin Bias Current
I SINK = 4 mA
High Impedance State
I SINK = 4 mA
High Impedance State
?
?
?
?
?
?
?
?
?
?
0.3
1
0.3
1
1
V
m A
V
m A
m A
12VMON
12VMON (Rising Threshold)
12VMON (Falling Threshold)
Sufficient power stage supply voltage
Insufficient power stage supply voltage
0.728
0.643
?
?
0.821
0.725
V
V
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