参数资料
型号: NCP5381AMNR2G
厂商: ON Semiconductor
文件页数: 9/34页
文件大小: 0K
描述: IC BUCK CTLR 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)
NCP5381A
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
Error Amplifier
Input Bias Current
--200
--50
--10
nA
Inverting Input Voltage
Input Offset Voltage (Note 1)
Open Loop DC Gain (Note 1)
Open Loop Unity Gain Bandwidth
(Note 1)
Open Loop Phase Margin (Note 1)
Slew Rate (Note 1)
1.0 k Ω between VFB and COMP Pins
C L = 60 pF to GND,
R L = 10 k Ω to GND
C L = 60 pF to GND,
R L = 10 k Ω to GND
C L = 60 pF to GND,
R L = 10 k Ω to GND
Δ V in = 100 mV, G = --1.0 V/V,
--
--1.0
--
--
--
--
1.3
--
78
15
65
5.0
--
1.0
--
--
--
--
V
mV
dB
MHz
deg
V/ m s
1.2 V < V out < 2.2 V,
C L = 60 pF,
DC Load = ? 125 m A
Maximum Output Voltage
Minimum Output Voltage
Output Source Current (Note 1)
Output Sink Current (Note 1)
I SOURCE = 1.0 mA
I SINK = 1.0 mA
V out = 3.0 V
V out = 1.0 V
3.0
--
--
--
3.3
0.9
2.0
2.0
--
1.0
--
--
V
V
mA
mA
Remote Sense Differential Amplifier
VS+ Input Resistance (Note 1)
VS+ Input Open Circuit Voltage
(Note 1)
VS-- Input Resistance (Note 1)
DRVON = High
DRVON = Low
DRVON = High
DRVON = Low
VS+ = DAC Voltage
--
--
--
--
--
17
0.5
0.67
0.05
10
--
--
--
--
--
k Ω
V
k Ω
DRVON = High
VS-- Input Open Circuit Voltage
(Note 1)
DRVON = High
VS+ = DAC Voltage
=
0.333*DA
C
+ 0.433
V
Input Voltage Range
Input Offset Voltage (Note 1)
--0.3
--1.0
--
--
3.0
1.0
V
mV
--3dB Bandwidth (Note 1)
DC Gain
Slew Rate (Note 1)
C L = 80 pF to GND,
R L = 10 k Ω to GND
I DIFFOUT = 100 m A
Δ V in = 1.0 V,
--
0.982
--
12
1.000
10
--
1.018
--
MHz
V/V
V/ m s
Δ 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 1)
Output Sink Current (Note 1)
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
1. Guaranteed by design. Not tested in production.
http://onsemi.com
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