isl6307b Intersil Corporation, isl6307b Datasheet - Page 9

• Manufacturer Part Number: isl6307b
• Description: 6-phase Vr11 Pwm Controller With 8-bit Vid Code Capable Of Precision Rds On Or Dcr Differential Current Sensing For Applications In Which Supply Voltage Is Higher Than 5v
• Manufacturer: Intersil Corporation

Electrical Specifications
PIN-ADJUSTABLE OFFSET
Voltage at OFS Pin for ISL6307BCRZ
Voltage at OFS Pin for ISL6307BIRZ
OSCILLATORS
Accuracy of Switching Frequency Setting
Adjustment Range of Switching Frequency (Note 4)
Soft-start Ramp Rate (Notes 5, 6)
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 and
IOUT Pins
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_HOT
VR_HOT Low Voltage
Leakage Current of VR_FAN
VR_FAN Low Voltage
VR READY AND PROTECTION MONITORS
Leakage current of VR_RDY
VR_RDY Low Voltage
Under Voltage Trip of VR-RDY
PARAMETER
9
Operating Conditions: VCC = 5V or ICC < 25mA (Note 3). Unless Otherwise Specified (Continued)
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 = ISEN5 = ISEN6 = 80µA
With external pull-up resistor connected to 5V
With 1.250kΩ resistor pull up to 5V, I
With external pull-up resistor connected to 5V
With 1.250kΩ resistor pull up to 5V, I
With external pull-up resistor connected to 5V
I
VSEN Falling
VR_RDY
T
SS
L
L
L
= 100kΩ
= 10kΩ to ground (Note 4)
= 100pF, R
= 100pF
= 100kΩ
= 4mA
L
= 10kΩ to ground (Note 4)
ISL6307B
TEST CONDITIONS
VR_HOT
VR_FAN
= 4mA
= 4mA
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
76
90
48
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1.600
1.600
1.563
66.7
1.65
1.93
1.65
TYP
400
400
250
100
1.5
4.3
1.4
96
20
20
80
50
9
2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1.632
1.648
MAX
6.25
1.69
1.98
1.44
1.69
408
412
275
500
500
110
1.0
4.9
1.2
0.5
0.3
0.3
0.3
84
30
30
30
52
-
-
-
-
-
-
-
-
-
-
March 9, 2006
UNITS
mV/µs
mV/µs
FN9225.0
%VID
MHz
MHz
MHz
V/µs
kHz
mV
mV
dB
µA
µA
µA
µA
µA
µA
µA
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V