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ISL6562 Datasheet, PDF (4/5 Pages) Intersil Corporation – Microprocessor CORE Voltage Regulator Two-Phase Buck PWM Controller
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ISL6562
Electrical Specifications Recommended Operating Conditions, Unless Otherwise Noted
PARAMETER
SYMBOL
TEST CONDITIONS
Output Current
Input Bias Current
Maximum Output Voltage
Output Disable Threshold
FB Low Foldback Threshold
-3dB Bandwidth
CURRENT SENSE
IO(ERR) FB Forced to VOUT - 3%
IFB
VCOMP(MAX) FB Forced to VOUT - 3%
VCOMP(OFF)
VFB(LOW)
BWERR COMP = Open
Threshold Voltage
Current Limit Foldback Voltage
∆VCOMP/∆VCS
Input Bias Current
Response Time
POWER GOOD COMPARATOR
VCS(TH)
VCS(FOLD)
ni
ICS+, ICS-
tCS
CS+ = VCC, FB Forced to VOUT - 3%
0.8 ≤ COMP ≤ 1V
FB ≤ 375mV
1 V ≤ VCOMP ≤ 3V
CS+ = CS- = VCC
CS+ - (CS-) ≥ 89mV to PWM Going Low
Undervoltage Threshold
Overvoltage Threshold
Output Voltage Low
Response Time
VPWRGD(UV) Percent of Nominal Output
VPWRGD(OV) Percent of Nominal Output
VOL(PWRGD) IPWRGD(SINK) = 100µA
PWM OUTPUTS
Output Voltage Low
Output Voltage High
Output Current
Duty Cycle Limit, by Design
VOL(PWM)
VOH(PWM)
IPWM
DMAX
IPWM(SINK) = 400µA
IPWM(SOURCE) = 400µA
Per Phase, Relative to fCT
MIN TYP MAX UNITS
-
1
-
mA
-
5
100
nA
-
3.0
-
V
560
720
800
mV
375
425
500
mV
-
500
-
kHz
69
79
89
mV
-
0
15
mV
37
47
58
mV
-
25
-
V/V
-
0.5
5.0
µA
-
50
-
ns
76
82
88
%
114
124
134
%
-
30
200
mV
-
200
-
ns
-
100
500
mV
4.5
5.0
5.5
V
0.4
1
-
mA
-
-
50
%
.
VOLTAGE IDENTIFICATION CODE AT
PROCESSOR PINS
VID25mV VID3 VID2 VID1 VID0
0
0
1
0
0
1
0
1
0
0
0
0
0
1
1
1
0
0
1
1
0
0
0
1
0
1
0
0
1
0
0
0
0
0
1
1
0
0
0
1
0
0
0
0
0
1
0
0
0
0
0
1
1
1
1
1
1
1
1
1
0
1
1
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
VCCCORE
(VDC)
1.050
1.075
1.100
1.125
1.150
1.175
1.200
1.225
1.250
1.275
1.300
1.325
1.350
1.375
1.400
1.425
VOLTAGE IDENTIFICATION CODE AT
PROCESSOR PINS
VID25mV VID3 VID2 VID1 VID0
0
1
1
0
0
1
1
1
0
0
0
1
0
1
1
1
1
0
1
1
0
1
0
1
0
1
1
0
1
0
0
1
0
0
1
1
1
0
0
1
0
1
0
0
0
1
1
0
0
0
0
0
1
1
1
1
0
1
1
1
0
0
1
1
0
1
0
1
1
0
0
0
1
0
1
1
0
1
0
1
VCCCORE
(VDC)
1.450
1.475
1.500
1.525
1.550
1.575
1.600
1.625
1.650
1.675
1.700
1.725
1.750
1.775
1.800
1.825
4
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