Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

NCP81040 Datasheet(PDF) 2 Page - ON Semiconductor

Part # NCP81040
Description  Programmable Multi-Phase Synchronous Buck Converter
PDF  28 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

NCP81040 Datasheet(HTML) 2 Page - ON Semiconductor

  NCP81040 Datasheet HTML 1Page - ON Semiconductor NCP81040 Datasheet HTML 2Page - ON Semiconductor NCP81040 Datasheet HTML 3Page - ON Semiconductor NCP81040 Datasheet HTML 4Page - ON Semiconductor NCP81040 Datasheet HTML 5Page - ON Semiconductor NCP81040 Datasheet HTML 6Page - ON Semiconductor NCP81040 Datasheet HTML 7Page - ON Semiconductor NCP81040 Datasheet HTML 8Page - ON Semiconductor NCP81040 Datasheet HTML 9Page - ON Semiconductor Next Button
Zoom Inzoom in Zoom Outzoom out
 2 / 28 page
background image
NCP81040
www.onsemi.com
2
Figure 1. Simplified Block Diagram
VCC
PRECISION
REFERENCE
DELAY
GND
NCP81040
23
EN
11
PWRGD
6
RAMPADJ
17
RT
16
PWM2
PWM3
PWM4
SW3
SW2
SW1
CSREF
7
CSCOM
P
SW4
CSSUM
21
FB
18
PWM1
VID2
VID1
VID7
VID6
40
29
28
COM
FBRTN
15
VID DAC
CURRENT
MEASUREMENT
AND LIMIT
CROWBAR
CURRENT
LIMIT
+
–
CMP
+
–
CMP
+
–
CMP
31
CURRENT
BALANCING
CIRCUIT
2 / 3 / 4−PHASE
DRIVER LOGIC
EN
SET
RESET
RESET
RESET
RESET
35
36
37
38
24
22
10
14
+
–
OSCILLATOR
–
+
25
32
34
33
9
IREF
VID0
OD1
8
IMON
CONTROL
CONTROL
CONTROL
DIGITAL CONFIG
& VALUE
REGISTERS
CONTROL
ADC
CONTROL
30
13
ALERT
3
2
26
27
SCL SDA
5
4
BOOT VOLTAGE &
SOFT START CONTROL
FAULT
ILIMITFS 19
1
VCC3
Overvoltage
Threshold
–
+
850mV
–
+
+
–
CSREF
UVLO
SHUTDOWN
SHUNT
REGULATOR
3.3V
REGULATOR
Undervoltage
Threshold
LIMIT
REGISTERS
COMPARATOR
STATUS
REGISTERS
+
–
CMP
RESET
ODN
39
PSI
20
12
TRDET
Voltage
Threshold
VID5
VID4
VID3
I2C
INTERFACE



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


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

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


Mirror Sites
English : Alldatasheet.com  |   English : 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  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com