ISL6227EVAL2 Intersil, ISL6227EVAL2 Datasheet - Page 7

• Manufacturer Part Number: ISL6227EVAL2
• Description: EVALUATION BOARD 2 ISL6227
• Manufacturer: Intersil

Specifications of ISL6227EVAL2

• Main Purpose: Special Purpose DC/DC, DDR Memory Supply
• Outputs And Type: 2, Non-Isolated
• Voltage - Output: 0.9 ~ 5.5V
• Voltage - Input: 5 ~ 24V
• Regulator Topology: Buck
• Frequency - Switching: 300kHz
• Board Type: Fully Populated
• Utilized Ic / Part: ISL6227
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

D
C
B
A
J5
J8
J2
J1
J4
TP2
2.50V
GND
VCC
GND
VIN1
2.50V
VOUT1
VOUT1
+
+
VOUT1
C22
220u
4V
NI
C12
+
VCC
C23
4.7u
10V
C13
NI
CURR-MEAS
+
Sumida CDRH124-4R7
68u
16V
C4
5
5
4.7u
C10
10n
L1
50V
JP2
10V
FCCM1
1.0u
C7
R12
10.0k
VCC'
JP3
R8
17.8K
D1
BAT54WT1
C8
0.15u
25V
2
R7
NI
LXA3025IGC-TR
C17
NI
8
7
6
5
BSS123LT1
FDS6912A
CR1
U2
R2
0
R15
680
Q1
GREEN
10u
C2
25V
X5R
VCC
R14
680
1
2
3
4
RED
PG1
TP4
4
4
PHASE 1
EN1
PGOOD1
+
C1
NI
J11
J10
100k
R10
2.00K
R4
FIGURE 3. ISL6227EVAL2Z SCHEMATIC
C18
10n
50V
VIN>5V
10
11
12
13
14
1
2
3
4
5
6
7
8
9
VIN'
U1
GND
LGATE1
PGND1
PHASE1
UGATE1
BOOT1
ISEN1
EN1
VOUT1
VSEN1
OCSET1
SOFT1
DDR
VIN
EN1
JP5
10.0K
R18
680
R20
1
ISL6227
J9
VCC
VIN'
JP1
10V
4.7u
C5
3
3
GND
3
PG2/REF
10.0K
PHASE2
UGATE2
OCSET2
EN2
R21
VIN=5V
LGATE2
R19
680
JP6
PGND2
BOOT2
VOUT2
VSEN2
SOFT2
ISEN2
VCC
PG1
EN2
PG1
PG2
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VCC'
C19
50V
10n
R1
100k
2.00K
R5
PGOOD2
R11
100k
VIN1=VIN2
J12
J13
EN2
PHASE 2
JP7
TP3
PG2
RED
VCC
R16
680
1
2
3
4
2
2
GREEN
R17
680
Q2
BSS123LT1
FDS6912A
CR2
LXA3025IGC-TR
U3
10u
R3
C3
25V
X5R
0
Title
Size
Date:
INTERSIL
B
8
7
6
5
ISL6227 EVALUATION BOARD (DUAL SWITCHER)
Document Number
ISL6227 EVAL2_DUALSWITCHER
C16
R6
NI
NI
2
Sumida CDRH124-4R7
10.0K
R9
FCCM2
JP4
C9
0.15u
25V
10.0K
BAT54WT1
D2
R13
C11
50V
4.7u
10n
Sheet
L2
1
1
1.0u
10V
220u
C6
C20
4V
+
1
Building 2A,Suite 105
4020 Stirrup Creek Drive
Durham, NC 27703
Phone: [phone]
Fax: [phone]
1.80V
VOUT2
VOUT2
+
VIN2
1.80V
VOUT2
C14
NI
4.7u
C21
10V
GND
of
GND
1
+
C15
NI
Rev
A
TP1
J14
J3
J6
J7
D
C
B
A