参数资料
型号: NCP5389MNR2G
厂商: ON Semiconductor
文件页数: 8/28页
文件大小: 0K
描述: IC CTLR BUCK 2/3PHASE 32-QFN
产品变化通告: Product Discontinuation 01/Oct/2008
标准包装: 3,000
应用: 控制器,Intel Pentium? IV
输入电压: 10.8 V ~ 13.2 V
输出数: 3
工作温度: 0°C ~ 70°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)
NCP5389
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
REMOTE SENSE DIFFERENTIAL AMPLIFIER
VS+ Input Resistance (Note 2)
VS+ Input Open Circuit Voltage
(Note 2)
VS ? Input Resistance (Note 2)
DRVON = High
DRVON = Low
DRVON = High
DRVON = Low
VS+ = DAC Voltage
?
?
?
?
?
17
0.5
0.67
0.05
10
?
?
?
?
?
k W
V
k W
DRVON = High
VS ? Input Open Circuit Voltage
(Note 2)
DRVON = High
VS+ = DAC Voltage
= 0.333*DAC
+ 0.433
V
Input Voltage Range
Input Offset Voltage (Note 2)
? 0.3
? 1.0
?
?
3.0
1.0
V
mV
? 3dB Bandwidth (Note 2)
DC Gain
Slew Rate (Note 2)
C L = 80 pF to GND,
R L = 10 k W to GND
I DIFFOUT = 100 m A
D V in = 1.0 V,
?
0.982
?
12
1.0
10
?
1.018
?
MHz
V/V
V/ m s
D V out = 1.0 V to 2.0 V,
C L = 80 pF to GND,
Load = ± 125 m A
Maximum Output Voltage
Minimum Output Voltage
Output Source Current (Note 2)
Output Sink Current (Note 2)
I SOURCE = 1.0 mA
I SINK = 1.0 mA
V out = 2.1 V
V out = 1.0 V
3.0
?
?
?
?
?
25
1.4
?
0.5
?
?
V
V
mA
mA
V DRP ADAPTIVE VOLTAGE POSITIONING AMPLIFIER
Current Sense Input to V DRP Gain
Current Sense Input to V DRP Output
? 3dB Bandwidth (Note 2)
Current Sense Input to V DRP Output
Slew Rate (Note 2)
? 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),
? 40
3.02
?
?
+40
?
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 2)
Output Sink Current (Note 2)
VDRP = 2.9 V
VDRP = 1.0 V
?
?
9.0
2.0
?
?
mA
mA
2. Guaranteed by design. Not tested in production.
http://onsemi.com
8
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