参数资料
型号: NCP5386BMNR2G
厂商: ON Semiconductor
文件页数: 11/33页
文件大小: 0K
描述: IC CTLR BUCK 1/2PHASE 32-QFN
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: 2
工作温度: 0°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-VFQFN 裸露焊盘
供应商设备封装: 32-QFN(5x5)
包装: 带卷 (TR)
NCP5386, NCP5386A, NCP5386B
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
Overvoltage Protection
Overvoltage Threshold
Delay (Note 3)
DAC+
160
?
?
100
DAC+
200
?
mV
ns
Undervoltage Protection
V CC UVLO Start Threshold
V CC UVLO Stop Threshold
V CC UVLO Hysteresis
4
3.8
100
?
?
215
4.5
4.3
?
V
V
mV
VID Inputs
Upper Threshold
Lower Threshold
Input Bias Current
Delay before Latching VID Change
(VID De ? Skewing) (Note 3)
V UPPER
V LOWER
Measured from the edge of the first VID
change
?
300
?
500
?
?
?
?
800
?
500
800
mV
mV
nA
ns
Internal DAC Slew Rate Limiter
Positive Slew Rate Limit
Negative Slew Rate Limit
V ID Step of +500 mV
V ID Step of ? 500 mV
?
?
6.3
? 6.3
?
?
mV/ m s
mV/ m s
Input Supply Current
V CC Operating Current
EN = LOW, No PWM
?
?
20
mA
Temperature Sensing
VR_FAN Upper Voltage Threshold
VR_FAN Lower Voltage Threshold
VR_FAN Output Saturation Voltage
VR_FAN Output Leakage Current
NTC Pin Bias Current
Fraction of V REF voltage above which
VR_FAN output pulls low
Fraction of V REF voltage below which
VR_FAN output is open
I SINK = 4 mA
High Impedance State
?
?
?
?
?
0.4 x
V REF
0.33 x
V REF
?
?
?
?
?
0.3
1
1
?
?
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
3. Guaranteed by design. Not tested in production.
http://onsemi.com
11
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