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NCP5332ADWR2 PDF даташит

Спецификация NCP5332ADWR2 изготовлена ​​​​«ON» и имеет функцию, называемую «Two-Phase Buck Controller with Integrated Gate Drivers and 5-Bit DAC».

Детали детали

Номер произв NCP5332ADWR2
Описание Two-Phase Buck Controller with Integrated Gate Drivers and 5-Bit DAC
Производители ON
логотип ON логотип 

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NCP5332ADWR2 Даташит, Описание, Даташиты
NCP5332A
Two−Phase Buck Controller
with Integrated Gate
Drivers and 5−Bit DAC
The NCP5332A is a second−generation, two−phase step down
controller which incorporates all control functions required to power
high performance processors and high current power supplies.
Proprietary multi−phase architecture guarantees balanced load current
distribution and reduces overall solution cost in high current
applications. Enhanced V2control architecture provides the fastest
possible transient response, excellent overall regulation, and ease of
use. The NCP5332A is a second−generation PWM controller because
it optimizes transient response by combining traditional Enhanced V2
with an internal PWM ramp and fast−feedback directly from VCORE to
the internal PWM comparator. These enhancements provide greater
design flexibility, facilitate use and reduce output voltage jitter.
The NCP5332A multi−phase architecture reduces output voltage
and input current ripple, allowing for a significant reduction in filter
size and inductor values with a corresponding increase in inductor
current slew rate. This approach allows a considerable reduction in
input and output capacitor requirements, as well as reducing overall
solution size and cost.
Features
Enhanced V2 Control Method with Internal Ramp
Internal PWM Ramp
Fast−Feedback Directly from VCORE
VRM 9.X DAC with 1.0% Accuracy
Adjustable Output Voltage Positioning
4 On−Board Gate Drivers
200 kHz to 800 kHz Operation Set by Resistor
Current Sensed through Buck Inductors or Sense Resistors
Hiccup Mode Current Limit
Individual Current Limits for Each Phase
On−Board Current Sense Amplifiers
3.3 V, 1.0 mA Reference Output
5 V and 12 V, or 12 V Only Operation
On/Off Control (through Soft Start Pin)
Power Good Output with Internal Delay
http://onsemi.com
28
1
SO−28L
DW SUFFIX
CASE 751F
PIN CONNECTIONS AND
MARKING DIAGRAM
1
COMP
VFB
VDRP
CS1
CS2
CSREF
PWRGD
VID0
VID1
VID2
VID3
VID4
ILIM
REF
28
ROSC
VCCL
VCCL1
GATE(L)1
GND
GATE(H)1
VCCH1
LGND
SS
VCCL2
GATE(L)2
GND2
GATE(H)2
VCCH2
A = Assembly Location
WL, L = Wafer Lot
YY, Y = Year
WW, W = Work Week
ORDERING INFORMATION
Device
Package
Shipping
NCP5332ADW
SO−28L 26 Units/Rail
NCP5332ADWR2
SO−28L 1000 Tape & Reel
© Semiconductor Components Industries, LLC, 2003
August, 2003 − Rev. 4
1
Publication Order Number:
NCP5332A/D









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NCP5332ADWR2 Даташит, Описание, Даташиты
NCP5332A
+12 V
ENABLE
D3
MBRA120LT3
10
D1
BAT54SLT1
C1
1.0 µF
RVFBK
2.0 k
CVFBK
470 pF
CAMP
2.2 nF
VFB
CCMP1
2.2 nF
CVCC
1.0 µF
RDRP
6.98 k
RCSREF
36 k
CSREF
CCSREF
0.01 µF
SIGGND
PWRGD
VID0
VID1
VID2
VID3
VID4
RLIM2
1.0 k
RLIM1
3.6 k
CREF
0.1 µF
SIGGND
ROSC
65 k
COMP
VFB
VDRP
Cs1
ROSC
VCCL
VCCL1
GL1
CS2 GND1
CSREF
PWRGD
VID0
VID1
VID2
VID3
VID4
ILIM
REF
GH1
VCCH1
LGND
SS
VCCL2
GL2
GND2
GH2
VCCH2
NCP5332A
CSS
0.1 µF
L1 300 nH
D2
BAT54SLT1
1.0 µF
R3
C2
1.0 µF
CQ1
0.1 µF
+ CINPUT
Electrolytics
330
Q5
2N3904
CVCCLx
1.0 µF
Q1
D4
18 V
Q2
1.0 µF
1.0 k
BAV199LT1
CQ3
0.1 µF
L2 770 nH
COUT
Electrolytics
CCER
Ceramics
VCORE
CVCCHx
1.0 µF
1.0 µF
BAV199LT1
SIGGND
Q3
L3 770 nH
Q4
SIGGND
SIGGND
CS1
RCS1
71 k
SIGGND
1.0 k
SWNODE1
CS2
CCS1
CCS2
0.01 µF 0.01 µF
RCS2
71 k
SWNODE2
Recommended Components:
L1: Coiltronics P/N CTX15−14771 or T30−26 core with 3T of #16 AWG
L2: T50−52B with 5T of #16 AWG Bifilar
CINPUT: 3 × Sanyo Oscon 16SP270M (270 µF, 16 V, 4.4 ARMS, 18 m)
COUT: 10 × Rubycon 16MBZ1500M10x20 (1500 µF, 16 V, 13 m)
or 8 × Sanyo Oscon 4SP820M (820 µF, 4 V, 12 m)
CCERAMICS: 12 × Panasonic ECJ−3YB0J106K (10 µF, 6.3 V)
Q1−Q4: ON Semiconductor NTB85N03T1
Figure 1. Application Diagram, 12 V Only to 1.6 V at 45 A, 220 kHz
http://onsemi.com
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NCP5332ADWR2 Даташит, Описание, Даташиты
NCP5332A
+12 V
+5.0 V
ENABLE
RVFBK
1.0 k
CVFBK
470 pF
D1
MBRA120LT3
CAMP
2.2 nF
VFB
CCMP1
2.2 nF
2.2
CVCC
1.0 µF
L1 300 nH
CQ1
0.1 µF
Q1
Q2
+ CINPUT
Electrolytics
L2 400 nH
RDRP
3.4 k
RCSREF
9.1 k
CSREF
CCSREF
0.01 µF
SIGGND
PWRGD
VID0
VID1
VID2
VID3
VID4
RLIM2
1.0 k
RLIM1
2.0 k
SIGGND
CREF
0.1 µF
SIGGND
SIGGND
ROSC
39.2 k
COMP
VFB
VDRP
Cs1
ROSC
VCCL
VCCL1
GL1
CS2 GND1
CSREF
PWRGD
VID0
VID1
VID2
VID3
VID4
ILIM
REF
GH1
VCCH1
LGND
SS
VCCL2
GL2
GND2
GH2
VCCH2
NCP5332A
CSS
0.1 µF
CVCCLx
1.0 µF
CVCCHx
1.0 µF
SIGGND
CS1
RCS1
18 k
SIGGND
COUT
Electrolytics
CCER VCORE
Ceramics
CQ3
0.1 µF
Q3
L3 400 nH
Q4
SWNODE1
CS2
CCS1
CCS2
0.01 µF 0.01 µF
RCS2
18 k
SWNODE2
Recommended Components:
L1: Coiltronics P/N CTX15−14771 or T30−26 core with 3T of #16 AWG
L2: Coiltronics P/N CTX15−14811 or T60−2 with 8T of #16 AWG Bifilar
Figure 2. Alternate Application Diagram, 5.0 V (with 12 V Bias) to 1.6 V at 45 A, 335 kHz
http://onsemi.com
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Номер в каталогеОписаниеПроизводители
NCP5332ADWR2Two-Phase Buck Controller with Integrated Gate Drivers and 5-Bit DACON
ON

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