ISL62883IRTZ Intersil, ISL62883IRTZ Datasheet - Page 29

• Manufacturer Part Number: ISL62883IRTZ
• Description: IC REG PWM 3PHASE BUCK 40TQFN
• Manufacturer: Intersil

Specifications of ISL62883IRTZ

• Applications: Controller, Intel IMVP-6.5™
• Voltage - Input: 5 V ~ 21 V
• Number Of Outputs: 1
• Voltage - Output: 0.0125 V ~ 1.5 V
• Operating Temperature: -40°C ~ 100°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

D
C
B
A
----
----
DPRSLPVR
----
----
ISEN3
ISEN2
ISEN1
CLK_EN#
OPTIONAL
150PF
VR_TT#
C3
VR_ON
+3.3V
PGOOD
+1.1V
VID0
VID1
VID2
VID3
VID4
VID5
VID6
PSI#
OPTIONAL
IN
IN
IN
39PF
C6
8
8
324K
OUT
OUT
OUT
R7
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
536
R10
VCORE
2.37K
R11
VCCSENSE
VSSSENSE
390PF
TBD
C11
R8
IN
147K
NTC
TBD
R16
R17
R18
R9
10
IN
IN
10
7
7
10
41
1
2
3
4
5
6
7
8
9
R20
PGOOD
PSI#
RBIAS
VR_TT#
NTC
VW
COMP
FB
ISEN3
ISEN2
0
1.91K
R23
EP
OPTIONAL
----
----
-------------
-------------
ISL62883HRZ
820PF
OPTIONAL
6
6
C81 R109
U6
R30
604
100
R37
FIGURE 27. 3-PHASE REFERENCE DESIGN
1
R40
0
IN
IN
UGATE2
PHASE2
LGATE2
LGATE1
PHASE1
BOOT2
VSSP2
VSSP1
VCCP
PWM3
+5V
VIN
VIN
5
5
PLACE NEAR L1
30
29
28
27
26
25
24
23
22
21
IN
IN
+5V
OUT
IN
IN
IN
IMON
VSSSENSE
VSUM+
VSUM-
4
4
R57
R56
R58
UGATE
BOOT
PWM
GND
0
0
0
ISL6208
0.22UF
0.22UF
0.22UF
C31
C30
C32
U3
PHASE
LGATE
FCCM
VCC
Q4
Q5
Q2
Q3
Q6
Q7
IRF7821
IRF7832
IRF7821
IRF7832
IRF7821
IRF7832
Q10
Q11
Q12
Q13
Q8
Q9
3
DNP
DNP
DNP
IRF7832
IRF7832
IRF7832
3
TITLE:
ENGINEER:
ISL62883 REFERENCE DESIGN
IN
0.36UH
0.36UH
0.36UH
3-PHASE, DCR SENSING
L2
L1
L3
+5V
JIA WEI
LAYOUT NOTE:
ROUTE UGATE1 TRACE IN PARALLEL
WITH THE PHASE1 TRACE GOING TO
THE SOURCE OF Q2 AND Q8
ROUTE LGATE1 TRACE IN PARALLEL
WITH THE VSSP1 TRACE GOING TO
THE SOURCE OF Q3 AND Q9
SAME RULE APPLIES TO OTHER PHASES
2
2
DATE:
PAGE:
OUT
JULY 2009
1
VCORE
1 OF 1
1
D
C
B
A