ISL6558IRZ-TR5240 Intersil, ISL6558IRZ-TR5240 Datasheet - Page 7

• Manufacturer Part Number: ISL6558IRZ-TR5240
• Description: IC CTRLR PWM MULTIPHASE 20-QFN
• Manufacturer: Intersil

Specifications of ISL6558IRZ-TR5240

• Pwm Type: Controller
• Number Of Outputs: 1
• Frequency - Max: 1.5MHz
• Duty Cycle: 75%
• Voltage - Supply: 4.75 V ~ 5.25 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-VQFN Exposed Pad, 20-HVQFN, 20-SQFN, 20-DHVQFN
• Frequency-max: 1.5MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical Specifications
DROOP
POWER GOOD MONITOR
Undervoltage Threshold
Undervoltage Threshold
PGOOD Low Output Voltage
PROTECTION
Overvoltage Threshold
Percent Overvoltage Hysteresis (GNT)
GBD = Guaranteed By Design
GNT = Guranteed Not Tesed
FIGURE 1. SIMPLIFIED BLOCK DIAGRAM OF THE ISL6558 VOLTAGE AND CURRENT CONTROL LOOPS CONFIGURED FOR A TWO
I
0.8V
DROOP
FB
PARAMETER
CHANNEL CONVERTER
AMPLIFIER
-
+
ERROR
CORRECTION
CORRECTION
+
+
7
-
-
Operating Conditions: V
∑
∑
∑
∑
-
-
I
TOTAL
+
+
V
V
ERROR1
VSEN Rising
VSEN Falling
I
VSEN Rising, ISL6558CB, ISL6558CR, T
VSEN Rising, ISL6558IB, ISL6558IR, T
VSEN Falling after Overvoltage
ERROR2
PGOOD
AVERAGING
= 4mA
CURRENT
CC
CIRCUIT
CIRCUIT
PWM
PWM
= 5V, T
CURRENT
CURRENT
SENSING
SENSING
ISL6558
TEST CONDITIONS
A
= -40°C to 85°C. Unless Otherwise Specified. (Continued)
PWM1
PWM2
ISEN1
ISEN2
A
A
= -40°C to 85°C
R
OS
= 0°C to 70°C
HIP6601B
HIP6601B
R
FB
R
R
ISEN2
ISEN1
Q2
Q4
V
V
IN
IN
Q1
Q3
PHASE
1.085
PHASE
1.12
MIN
-
-
-
-
L
I
01
L1
L
I
02
L2
TYP
0.92
0.90
0.18
1.15
1.15
2
V
MAX
C
OUT
0.4
1.2
1.2
OUT
-
-
-
June 21, 2005
FN9027.12
UNITS
V
V
V
V
R
REF
REF
REF
REF
%
V
LOAD