参数资料
型号: NCP5385MNR2G
厂商: ON Semiconductor
文件页数: 10/34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: 6
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)
NCP5385
ELECTRICAL CHARACTERISTICS
(0 ° C < T A < 70 ° C; 0 ° C < T J < 85 ° C; 10.8 V < V CC < 13.2 V; All DAC Codes; C VCC = 0.1 m F, F SW = 400 kHz, unless otherwise stated)
Parameter
Test Conditions
Min
Typ
Max
Units
V DRP Adaptive Voltage Positioning Amplifier
Current Sense Input to V DRP Gain
Current Sense Input to V DRP Output
? 3dB Bandwidth (Note 1)
Current Sense Input to V DRP Output
Slew Rate (Note 1)
? 60 mV < (CSx ? CSxN)
< +60 mV, T A = 25 ° C
C L = 330 pF to GND,
R L = 10 k W to GND
D V(CSx ? CSxN) = 25 mV (all
phases), 1.3 V < V out < 1.9 V,
5.7
?
?
6.0
7.2
3.7
6.3
?
?
V/V
MHz
V/ m s
C L = 330 pF to GND,
Load = ± 400 m A
Current Summing Amp Output Offset
Voltage
Maximum V DRP Output Voltage
CSx – CSxN = 0, CSx =1.0 V
CSx ? CSxN = 0.12 V
(all phases),
? 15
3.02
?
?
+15
?
mV
V
I SOURCE = 1.0 mA
Minimum V DRP Output Voltage
CSx ? CSxN = ? 0.12 V
(all phases),
?
?
0.5
V
I SINK = 1.0 mA
Output Source Current (Note 1)
Output Sink Current (Note 1)
VDRP = 2.9 V
VDRP = 1.0 V
?
?
9.0
2.0
?
?
mA
mA
Current Sense Amplifiers
Input Bias Current
Common Mode Input Voltage Range
Differential Mode Input Voltage Range
Input Offset Voltage (Note 1)
Current Sense Input to
PWM Comparator Input Gain
CSx = CSxN = 1.4 V
CSx = CSxN = 1.0 V
0 mV < (CSx ? CSxN) < 25 mV
T A = 25 ° C
? 200
? 0.3
? 120
? 3.0
5.7
? 100
?
?
?
6.0
?
2.0
120
3.0
6.3
nA
V
mV
mV
V/V
Oscillator
Switching Frequency Range (Note 1)
100
?
1000
kHz
Switching Frequency Accuracy
(Note 1)
Switching Frequency Accuracy
Switching Frequency Accuracy
Switching Frequency Accuracy
Switching Frequency Accuracy
(Note 1)
Switching Frequency Accuracy
Switching Frequency Accuracy
Switching Frequency Accuracy
R OSC Output Voltage
R OSC Output Voltage (Note 1)
R OSC2 Threshold Voltage
R OSC = 100 k W , 2 or 4 ? phase
R OSC = 49.9 k W , 2 or
4 ? phase
R OSC = 24.9 k W , 2 or
4 ? phase
R OSC = 10 k W , 2 or 4 ? phase
R OSC = 100 k W , 3 ? phase
R OSC = 49.9 k W , 3 ? phase
R OSC = 24.9 k W , 3 ? phase
R OSC = 10 k W , 3 ? phase
10 k W < R OSC < 49.9 k W
49.9 k W < R OSC < 100 k W
93.6
184.5
360
829
90
178.2
351
818
1.92
?
?
104
205
400
921
100
198
390
909
2.00
2.00
1.0
114.4
225.5
440
1013
110
217.8
429
1000
2.08
?
?
kHz
kHz
kHz
kHz
kHz
kHz
kHz
kHz
V
V
V
1. Guaranteed by design. Not tested in production.
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