ISL6558EVAL2 Intersil, ISL6558EVAL2 Datasheet - Page 9

• Manufacturer Part Number: ISL6558EVAL2
• Description: EVAL BOARD W/6605 DRVRS ISL6558
• Manufacturer: Intersil
• Series: Endura™r

Specifications of ISL6558EVAL2

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.35V
• Current - Output: 30A
• Voltage - Input: 4.5 ~ 5.5V
• Regulator Topology: Buck
• Frequency - Switching: 500kHz
• Board Type: Fully Populated
• Utilized Ic / Part: HIP6609, ISL6558
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

VIN
5V B
12V
C22
DNP
R19
499
INPUT VOLTAGE
> 4.0V DURING
LOAD TRANSIENT
J1
J2
J4
R6
1k
C20
10n
R11
6.04k
C100
DNP
R41
DNP
PLACE CR1 ON TOP LAYER
D1
D2
R4
1k
COMP
VIN
VCC5
REMOVE JUMPER
FOR 12V INPUT
MBR0530T1
MBR0530T1
IC_GND
TP6
R16
750
JP3
1
3
VIN
CR1
Jumper, DNP
R15
22.1k
TP1
THIS CIRCUITRY GOES OUTSIDE OF THE
IMPLEMENTATION AREA.
REVERSE BIASING
PROTECTION
2
4
VCC5
R23
499
IC_GND
2
3
JP1
L1
NC
VCC5
C10
100u, 16V
VCC12
C18
0.1uF
IC_GND
R24
300nH
R5
10k
R21
750
IC_GND
0
NC
VOUT
1
4
GND
PGOOD
GND
1
2
3
4
5
R22
22.1k
C2
DNP
TP5
U3
MAKE THIS CONNECTION NEAR THE
POSITIVE TERMINAL OF C89, TP9
GROUND IC TO THE NEGATIVE
TERMINAL OF C89, TP9
COMP
N/C2
DROOP
FB
VSEN
1
J3
R14
51.1K
IC_GND
C3
GND
Q7
2N7002
TP3
ISEN1
PWM1
PWM2
ISEN2
ISEN3
ISL6558IR
INPUT CAPACITORS: PANASONIC
EEFUE0J181R 6.3V, 180uF
JP4
JP2
VCC5
VCC5
15
14
13
12
11
C4
IC_GND
C5
C6
909, DNP
IC_GND
909, DNP
IC_GND
R2
IC_GND
R17
R12
C7
DNP
IC_GND
909
R40
499K
Pull Down PWM pin during startup so
that the output can rise
monitonically when the input turns
on/off repetitively and rapidly.
R7
909
DNP
C8
DNP
C13
DNP
C26
DNP
C23
DNP
R3
0
R18
C9
DNP
C16
R13
0
0
R8
0
R37
499K
DNPs for 60A and large load
step
R38
499K
R39
499K
C11
1u
C27
1u
ISL6505CR
C21
1u
ISL6505CR
application
C15
1u
ISL6505CR
ISL6505CR
6
6
10k, DNP
9
6
6
9
10k, DNP
R20
9
9
R1
10k,DNP
10k, DNP
1
2
1
2
R9
R10
1
2
1
2
BOOT
PWM
BOOT
PWM
BOOT
PWM
BOOT
PWM
VIN_F
VCC
VCC
U1
U5
EN
EN
VCC
VCC
U2
U4
PHASE 3 AND 4 ARE USED
FOR 60A APPLICATION
EN
EN
VCC5
6
5
6
5
VCC5
6
5
6
5
VCC5
VCC5
C12
1u
C28
1u
C17
1u
C24
1u
5
5
Q2
5
5
5
5
5
5
Q1
Q6
Q11
Q14
Q15
Q10
3
2
1
3
2
1
3
2
1
3
2
1
3
2
1
3
2
1
3
2
1
3
2
1
4
4
4
4
Q5
Q4
4
Q9
Q13
22u, DNP
Q17
4
4
C1
22u, DNP
Q12
PHASE4
4
C14
22u
C19
22u
C25
Date:
Size
Q3
Q8
Q16
Custom
UPPER FETS: HAT2164H, Si4842DY, Si7868DP
LOWER FETS: HAT2168H, Si4842DY
BOTH UPPER AND LOWER FETS USE "LFPAK" FOOTPRINT
PHASE 4
TP2
Wednesday, November 20, 2002
PHASE1
PHASE2
1
4
2
3
2
3
DCR=0.54mOhm
ETQP2H0R3BFA
PHASE3
2
3
NC
NC
NC
Title
L2
300nH
300nH
300nH
NC
L3
L4
300nH
ISL6558EVAL2, 5V-TO-1.35V@30A, 500kHz
NC
NC
NC
L5
NC
2
3
1
4
1
4
1
4
PHASE 1
TP4
PHASE 2
TP7
PHASE 3
TP8
Intersil Corporation
Endura Power Management
4020 Sturrup Creek Drive
Durham, NC 27703
VOUT
Sheet
1
of
2
Rev
B