isl6306 Intersil Corporation, isl6306 Datasheet - Page 9

• Manufacturer Part Number: isl6306
• Description: 4-phase Pwm Controller With 8-bit Dac Code Capable Of Precision Rds On Or Dcr Differential Current Sensing
• Manufacturer: Intersil Corporation

Electrical Specifications
DAC Sink Current
REF Source Current
REF Sink Current
PIN-ADJUSTABLE OFFSET
Voltage at OFS pin of ISL6306CRZ
Voltage at OFS pin of ISL6306IRZ
OSCILLATORS
Accuracy of Switching Frequency Setting
Adjustment Range of Switching Frequency (Note 4)
Soft-Start Ramp Rate
Adjustment Range of Soft-start Ramp Rate (Note 4)
PWM GENERATOR
Sawtooth Amplitude
Max Duty Cycle
ERROR AMPLIFIER
Open-Loop Gain
Open-Loop Bandwidth
Slew Rate
Maximum Output Voltage
Output High Voltage @ 2mA
Output Low Voltage @ 2mA
REMOTE-SENSE AMPLIFIER
Bandwidth
Output High Current
Output High Current
PWM OUTPUT
PWM Output Voltage LOW Threshold
PWM Output Voltage HIGH Threshold
SENSE CURRENT OUTPUT (IDROOP and IOUT)
Sensed Current Tolerance
Overcurrent Trip Level
Maximum Voltage at IDROOP pin
THERMAL MONITORING AND FAN CONTROL
TM Input Voltage for VR_FAN trip
TM Input Voltage for VR_FAN Reset
TM Input Voltage for VR_HOT trip
TM Input Voltage for VR_HOT Reset
Leakage Current of VR_FAN
PARAMETER
9
Operating Conditions: V
Offset resistor connected to ground
Voltage below VCC, offset resistor connected to VCC
Offset resistor connected to ground
Voltage below VCC, offset resistor connected to VCC
R
R
R
C
C
(Note 4)
VSEN - RGND = 2.5V
VSEN - RGND = 0.6
Iload = ±500μA
Iload = ±500μA
ISEN1 = ISEN2 = ISEN3 = ISEN4 = 80μA
With externally pull-up resistor connected to VCC
T
S
L
L
L
= 10kΩ to ground (Note 4)
= 100pF, R
= 100pF
= 100kΩ
= 100kΩ (Notes 5, 6)
CC
L
= 10kΩ to ground (Note 4)
= 5V, Unless Otherwise Specified (Continued)
ISL6306
TEST CONDITIONS
1.568
1.552
0.625
0.08
-500
-500
1.89
1.35
MIN
392
388
225
3.8
3.6
4.3
1.6
1.6
45
45
76
90
-
-
-
-
-
-
-
-
-
-
-
-
1.600
1.600
1.563
TYP
66.7
1.65
1.93
1.65
400
400
250
100
1.5
4.3
1.4
50
50
96
20
20
80
9
2
-
-
-
-
-
-
-
-
-
-
1.632
1.648
MAX
6.25
1.69
1.98
1.44
1.69
300
408
412
275
500
500
110
1.0
4.9
1.2
0.5
55
55
84
30
December 8, 2006
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-
-
-
-
-
-
-
-
-
UNITS
mV/µs
mV/µs
FN9226.1
MHz
MHz
MHz
V/µs
kHz
mV
mV
μA
μA
μA
dB
μA
μA
μA
μA
μA
%
V
V
V
V
V
V
V
V
V
V
V
V
V