ISL6363_14 Datasheet, PDF (10/32 Pages) Intersil Corporation – Multiphase PWM Regulator for VR12™ Desktop CPUs

ISL6363
Electrical Specifications Operating Conditions: VCC = 5V, PVCC = 12V, PVCCG = 12V, T_A = 0°C to +70°C, (Commercial) or
-40°C to +85°C (Industrial), f_SW = 300kHz, unless otherwise noted.
Boldface limits apply over the operating temperature range, 0°C to +70°C (Commercial) or -40°C to +85°C (Industrial). (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
MAX
(Note 6) TYP (Note 6) UNITS
PROTECTION
Overvoltage Threshold
Current Imbalance Threshold
OV_H
VSEN rising above setpoint for >1µs
One ISEN above another ISEN for >1.2ms
116
232 mV
9
mV
VR1 Overcurrent Threshold
4, 3, 2, 1-Phase Configuration PS0 Mode
50
60
71
µA
4-Phase Configuration, drop to 2-Phase in PS1
30
µA
Mode
4-Phase Configuration, drop to 1-Phase in PS2/3 16
20
26
µA
Mode
3-Phase Configuration, drop to 2-Phase in PS1
40
µA
3-Phase Configuration, drop to 1-Phase in PS2/3 16
20
26
µA
2-Phase Configuration, drop to 1-phase in
PS1/2/3 Mode
30
µA
VR2 Overcurrent Threshold
All modes of operation
50
60
71
µA
LOGIC THRESHOLDS
VR_ON Input Low
V_IL
VR_ON Input High
V_IH
PWM
0.3
V
0.7
V
PWM Output Low
PWM Output High (Note 6)
PWM Tri-State Leakage
V_0L
Sinking 5mA
V_0H
Sourcing 5mA
PWM = 2.5V
1.0
V
3.5 4.2
V
2
µA
THERMAL MONITOR
NTC Source Current
NTC = 1.3V
58
60
63
µA
VR_HOT# Trip Voltage (VR1 and VR2)
Falling
0.86 0.873 0.89
V
VR_HOT# Reset Voltage (VR1 and VR2)
Rising
0.905 0.929 0.935 V
Therm_Alert Trip Voltage (VR1 and VR2)
Falling
0.9 0.913 0.93
V
Therm_Alert Reset Voltage (VR1 and VR2)
Rising
0.945 0.961 0.975 V
CURRENT MONITOR
IMON Output Current (VR1 and VR2)
ISUM- pin current = 25µA
147 150 154 µA
ICCMAX_Alert Trip Voltage (VR1 and VR2)
Rising
2.61 2.66 2.695 V
ICCMAX_ALERT Reset Voltage (VR1 and VR2)
Falling
2.585 2.62 2.650 V
INPUTS
VR_ON Leakage Current
I_{VR_ON}
VR_ON = 0V
VR_ON = 1V
-1
0
µA
18
35
µA
SCLK, SDA Leakage
VR_ON = 0V, SCLK and SDA = 0V and 1V
-1
1
µA
VR_ON = 1V, SCLK and SDA = 1V
-5
1
µA
VR_ON = 1V, SCLK and SDA = 0V
-85 -60 -30
µA
SLEW RATE (For VID Change)
Fast Slew Rate
10
mV/µs
Slow Slew Rate
2.5
mV/µs
NOTE:
6. Compliance to datasheet limits is assured by one or more methods: production test, characterization and/or design.
10
FN6898.1
September 5, 2013