参数资料
型号: NCP5332ADWR2
厂商: ON Semiconductor
文件页数: 7/30页
文件大小: 0K
描述: IC CTRLR BUCK 2PH STEPDWN 28SOIC
产品变化通告: Product Obsolescence 11/Feb/2009
标准包装: 1
应用: 控制器,高性能处理器
输入电压: 4.5 V ~ 14 V
输出数: 2
输出电压: 可调
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC
包装: 剪切带 (CT)
其它名称: NCP5332ADWR2OSCT
NCP5332A
ELECTRICAL CHARACTERISTICS (continued) (0 ° C < T A < 70 ° C; 0 ° C < T J < 125 ° C; 9.5 V < V CCH1 = V CCH2 < 20 V;
4.5 V < V CCL = V CCL1 = V CCL2 < 14 V; C GATE = 3.3 nF, R R(OSC) = 32.4 k ? , C COMP = 1.0 nF, C REF = 0.1 μ F, C SS = 0.1 μ F,
DAC Code 10000 (1.45 V), C VCC = 1.0 μ F; unless otherwise specified.)
Characteristic
Test Conditions
Min
Typ
Max
Unit
GATE(H) and GATE(L)
Rise Time GATE(L) X
Fall Time GATE(H) X
Fall Time GATE(L) X
GATE(H)x to GATE(L)x Delay
GATE(L)x to GATE(H)x Delay
GATE Pull?Down
1.0 V < GATE < 8.0 V; V CCLX = 10 V
8.0 V > GATE > 1.0 V; V CCHX = 10 V
8.0 V > GATE > 1.0 V; V CCLX = 10 V
GATE(H) X < 2.0 V, GATE(L) X > 2.0 V
GATE(L) X < 2.0 V, GATE(H) X > 2.0 V
Force 100 μ A into GATE with V CCHX and
?
?
?
30
30
?
35
35
35
65
65
1.2
80
80
80
110
110
1.6
ns
ns
ns
ns
ns
V
V CCLX = 2.0 V.
Oscillator
Switching Frequency
Switching Frequency
Switching Frequency
R OSC Voltage
Phase Delay
Measure any phase (R OSC = 32.4 k)
Measure any phase (R OSC = 63.4 k). Note 4.
Measure any phase (R OSC = 16.2 k). Note 4.
?
?
340
150
600
?
165
400
200
800
1.0
180
460
250
1000
?
195
kHz
kHz
kHz
V
deg
Adaptive Voltage Positioning
V DRP Output Voltage to DAC OUT
CS1 = CS2 = CS REF , V FB = COMP
?15
?
15
mV
Offset
Measure V DRP ? COMP
V DRP Operating Voltage Range
Maximum V DRP Voltage
Measure V DRP ? GND, Note 4.
(CS1 = CS2) ? CS REF = 50 mV,
?
260
?
330
2.3
400
V
mV
V FB = COMP, Measure V DRP ? COMP
Current Sense Amp to V DRP Gain
?
2.6
3.3
4.0
V/V
Current Sensing and Sharing
CS1?CS2 Input Bias Current
CS REF Input Bias Current
Current Sense Amplifier Gain
Current Sense Amp Mismatch (The
V(CSx) = V(CS REF ) = 0 V
V(CSx) = V(CS REF ) = 0 V
?
0 ≤ (CSx ? CS REF ) ≤ 50 mV. Note 4.
?
?
3.15
?5.0
0.1
0.3
3.5
?
2.0
4.0
3.9
5.0
μ A
μ A
V/V
mV
Sum of Gain and Offset Errors.)
Current Sense Input to I LIM Gain
Current Limit Filter Slew Rate
I LIM Operating Voltage Range
I LIM Bias Current
Single Phase Pulse?by?Pulse
0.5 V < I LIM < 1.00 V
?
Note 4.
0 < I LIM < 1.0 V
Measure V(CSx) ? V(CS REF ) that Trips
5.5
4.0
?
?
90
6.75
10
?
0.1
105
8.5
26
1.3
1.0
135
V/V
mV/ μ s
V
μ A
mV
Current Limit
Pulse?by?Pulse Limit
Current Share Amplifier Bandwidth
Note 4.
1.0
?
?
MHz
General Electrical Specifications
V CCL Operating Current
V CCL1 or V CCL2 Operating Current
V FB = COMP (no switching)
V FB = COMP (no switching)
?
?
22
4.5
26
6.0
mA
mA
4. Guaranteed by design. Not tested in production.
http://onsemi.com
7
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