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NCP4208 Datasheet(PDF) 2 Page - ON Semiconductor

Part # NCP4208
Description  Digital Programmable 8-Phase Synchronous Buck Converter
PDF  30 Pages
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

NCP4208 Datasheet(HTML) 2 Page - ON Semiconductor

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NCP4208
http://onsemi.com
2
Figure 1. Simplified Block Diagram
GND
EN/VTT
PWRGD
COMP
VID DAC
CROWBAR
CURRENT
LIMIT
IREF
CONTROL
CONTROL
ADC
CONTROL
SCL SDA
ILIMIFS
CONTROL
850 mV
CONTROL
CSREF
UVLO
SHUTDOWN
SHUNT
REGULATOR
VCC3
3.3 V
REGULATOR
EN
SET
RESET
RESET
RESET
RESET
ALERT
VCC
SMBUS
DELAY
SW3
28
CSCOMP
19
SW2
29
SW4
27
SW1
30
IMON
10
SW7
24
SW6
25
SW8
23
SW5
26
OD1
22
PSI
48
ODN
21
PWM2
37
PWM3
36
PWM4
35
PWM1
38
PWM6
33
PWM7
32
PWM8
31
PWM5
34
1− 8 PHASE
DRIVER
LOGIC
CMP
CMP
CMP
CMP
CMP
CMP
CMP
CMP
CURRENT
BALANCING
CIRCUIT
RAMPADJ
RT
OSCILLATOR
5
4
1
39
13
12
20
2
3
6
7
COMPARATORS
DIGITAL
REGISTERS
MUX
FB
EN
IMON
FBRTN
11
CURRENT
MEASUREMENT
AND LIMIT
CSSUM
18
CSREF
17
FB
16
15
CONTROL
VID7
40
VID3
44
VID2
45
VID1
46
VID0
47
VID6
41
VID4
43
VID5
42
FBRTN
PRECISION
REFERENCE
14
BOOT VOLTAGE
AND SOFT−START
CONTROL
CONTROL
NCP4208
RESET
RESET
RESET
RESET



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