Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF


NCP5332A Datasheet(PDF) 6 Page - ON Semiconductor

Part No. NCP5332A
Description  Two-Phase Buck Controller with Integrated Gate Drivers and 5-Bit DAC
Download  30 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
Logo 

 6 page
background image
NCP5332A
http://onsemi.com
6
ELECTRICAL CHARACTERISTICS (continued) (0
°C < TA < 70°C; 0°C < TJ < 125°C; 9.5 V < VCCH1 = VCCH2 < 20 V;
4.5 V < VCCL = VCCL1 = VCCL2 < 14 V; CGATE = 3.3 nF, RR(OSC) = 32.4 kΩ, CCOMP = 1.0 nF, CREF = 0.1 µF, CSS = 0.1 µF,
DAC Code 10000 (1.45 V), CVCC = 1.0 µF; unless otherwise specified.)
Characteristic
Test Conditions
Min
Typ
Max
Unit
Power Good Output
Power Good Fault Delay
CSREF = DAC to 2.5 V
60
120
240
µs
PWRGD Low Voltage
CSREF = 1.0 V, IPWRGD = 4.0 mA
0.25
0.40
V
Output Leakage Current
CSREF = 1.45 V, PWRGD = 5.5 V
0.1
10
µA
Lower Threshold
% of Nominal VID
−18
−14
−11
%
Upper Threshold
1.90
2.03
2.15
V
Voltage Feedback Error Amplifier
VFB Bias Current
1.0 V < VFB < 1.9 V. Note 2.
27
31
34.5
µA
COMP Source Current
COMP = 0.5 V to 2.0 V;
VFB = 1.8 V; DAC = 00000
15
30
60
µA
COMP Sink Current
COMP = 0.5 V to 2.0 V;
VFB = 1.9 V; DAC = 00000
15
30
60
µA
COMP Clamp Voltage
SS = 0.25 V to 2.5 V; VFB = LGND;
Measure COMP, Note 3.
SS
Voltage
V
COMP Max Voltage
COMP Open; VFB = 1.8 V; DAC = 00000
2.4
2.7
V
COMP Min Voltage
COMP Open; VFB = 1.9 V; DAC = 00000
0.1
0.2
V
Transconductance
−10
µA < ICOMP < +10 µA, Note 3.
32
mmho
Output Impedance
Note 3.
2.5
M
Open Loop DC Gain
Note 3.
60
90
dB
Unity Gain Bandwidth
0.01
µF COMP Capacitor, Note 3.
400
kHz
PSRR @ 1.0 kHz
Note 3.
70
dB
Soft Start
Soft Start Charge Current
0.2 V
≤ SS ≤ 3.0 V
15
30
50
µA
Soft Start Discharge Current
0.2 V
≤ SS ≤ 3.0 V
4.0
7.5
13
µA
Hiccup Mode Charge/Discharge Ratio
3.0
4.0
Soft Start Clamp Voltage
3.3
4.0
4.2
V
Soft Start Discharge Threshold Voltage
0.20
0.27
0.34
V
PWM Comparators
Minimum Pulse Width
CS1 = CS2 = CSREF
350
475
ns
Channel Start Up Offset
V(CS1) = V(CS2) = V(VFB) = V(CSREF) = 0 V;
Measure V(COMP) when GATE(H)1,
GATE(H)2, switch high
0.3
0.4
0.5
V
GATE(H) and GATE(L)
High Voltage (AC)
Measure VCCLX − GATE(L)X or
VCCHX − GATE(H)X. Note 3.
0
1.0
V
Low Voltage (AC)
Measure GATE(L)X or GATE(H)X. Note 3.
0
0.5
V
Rise Time GATE(H)X
1.0 V < GATE < 8.0 V; VCCHX = 10 V
35
80
ns
2. The VFB Bias Current changes with the value of ROSC per Figure 5.
3. Guaranteed by design. Not tested in production.




Html Pages

1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25  26  27  28  29  30 


Datasheet Download



Related Electronics Part Number

Part NumberComponents DescriptionHtml ViewManufacturer
NCP5322ATWO-PHASE BUCK CONTROLLER WITH INTEGRATED GATE DRIVERS AND 5-BIT DAC 1 2 3 4 5 MoreON Semiconductor
ISL6568Two-Phase Buck PWM Controller with Integrated MOSFET Drivers for VRM9 VRM10 and AMD Hammer Applications 1 2 3 4 5 MoreIntersil Corporation
CS5301Three-Phase Buck Controller with Integrated Gate Drivers and Power Good 1 2 3 4 5 MoreON Semiconductor
ISL6315Two-Phase Multiphase Buck PWM Controller with Integrated MOSFET Drivers 1 2 3 4 5 MoreIntersil Corporation
ISL8102Two-Phase Buck PWM Controller with High Current Integrated MOSFET Drivers 1 2 3 4 5 MoreIntersil Corporation
ISL6566Three-Phase Buck PWM Controller with Integrated MOSFET Drivers for VRM9 VRM10 and AMD Hammer Applications 1 2 3 4 5 MoreIntersil Corporation

Link URL

Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Bookmark   |   Link Exchange   |   Manufacturer List
All Rights Reserved© Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  , Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp  |   Russian : Alldatasheetru.com
Korean : Alldatasheet.co.kr   |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com  |   Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl