ISL6551EVAL1 Intersil, ISL6551EVAL1 Datasheet - Page 48

• Manufacturer Part Number: ISL6551EVAL1
• Description: EVALUATION BOARD ISL6551
• Manufacturer: Intersil

Specifications of ISL6551EVAL1

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Isolated
• Voltage - Output: 3.3V
• Current - Output: 60A
• Voltage - Input: 36 ~ 75V
• Regulator Topology: Buck
• Frequency - Switching: 470kHz
• Board Type: Fully Populated
• Utilized Ic / Part: ISL6551
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

D
C
B
A
SB+48VF
SB+48V
UPPER1
UPPER2
LOWER1
LOWER2
SAVDDP
BJ3
BJ4
BJ1
BJ2
TP15
TP17
TP20
TP21
TP24
C19
0.1u
SBBIAS
5
5
MBR0530T1
D6
D15
SBICRTN
D7
D16
LF 10A
R451010
D39
SAPGND
+
F1
D8
D17
-
D9
D18
1
6
MBR0530T1
1
6
T3
C16
100u, 16V
SBRTN
T5
C12
2
5
3
4
2
5
3
4
XUP_1
XUP_4
D32
XLO_4
SB+12V
47u, 100V
D10
R102
0
0
D11
D14
R101
D13
DNP
36.5
R24
2N7002LT1
MMSD914T1
4
4
C68
D33 DNP
36.5
R26
10
10
R20
1
1
Q19
R29
5.6
Primary Full-Bridge Power Train
R31
TP11
Q18
Q15
1
1
Q20
Primary Full-Bridge Power Train
L1
0
C69
0.1u
0
R30
R25
C17
TP19
TP18
0
DNP0603
C23
C20
C18
0.1u
TP25
3
3
C21
0.1u
1
2
3
4
TP9
C22
0.1u
VDD
HB
HO
HS
TP10
HIP2100IB
M3
LO
V s s
LI
HI
105K100ST2824, ITW Paktron
C13
1u
R27
5.6
5.8V
8
7
6
5
DNP0603
5.4V
1
2
3
4
Title
Size
Date:
VDD
HB
HO
HS
SBRTN
C62
A
HIP2100IB
C14
1u
M4
C63
R13
DNP0603
LO
V s s
D5
LI
HI
Telecom Power Supply Schematics, 3.3V@60A
Document Number
ISL6551EVAL1
R23 36.5
Thursday, April 18, 2002
0
8
7
6
5
TP14
2
2
C15
1u
LW1_G
1
R14
LW1_S
1
C13-C15 can be replaced with
smaller footprint ceramic caps.
TP16
UP2_S
0
Q13
TP12
Q16
36.5
R22
0
3900pF
SBRTN
D36
D35
TP22
TP13
C66
D19
3900pF
D38
D37
R33
Sheet
SUD40N10-25
C67
SAICRTN
T4
TP23
T2
LW2_S
2
ISENSE
LW2_G
1
1
o f
Q14
Q17
1
1
6
UP2_G
R e v
C
VS+
VS-
D
C
B
A