FAN53168MTC FAIRCHILD [Fairchild Semiconductor], FAN53168MTC Datasheet - Page 7

• Manufacturer Part Number: FAN53168MTC
• Description: 6-Bit VID Controlled 2-4 Phase DC-DC Controller
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

PRODUCT SPECIFICATION
Internal Block Diagram
REV. 1.0.0 6/9/03
PWRGD
DELAY
COMP
ILIMIT
GND
EN
11
19
10
15
12
9
+150mV
-250mV
CSREF
DAC
DAC
EN
FBRTN
REF
7
SHUTDOWN
Delay
& BIAS
UVLO
VCC
28
CMP
CMP
Start
RAMPADJ
Soft
Balancing
Oscillator
14
Current
Phase
Circuit
RT
13
VID4
Error
Amp
1
Current
CMP
CMP
VID3
Circuit
Limit
2
CMP
CMP
VID2
3
-
DAC
VID
RESET
RESET
RESET
RESET
CROWBAR
2/3/4 Phase Driver
SET
VID1
4
VID0
Logic
5
CURRENT
CSA
VID5
6
LIMIT
EN
27
26
25
24
23
22
21
20
17
16
18
8
FAN53168
PWM1
PWM2
PWM3
PWM4
SW1
SW4
CSREF
CSSUM
FB
SW2
SW3
CSCOMP
7