ISL6264 Datasheet, PDF (4/24 Pages) Intersil Corporation – Two-Phase Core Controller for AMD Mobile Turion CPUs

ISL6264
Electrical Specifications VDD = 5V, TA = -10°C to +100°C, Unless Otherwise Specified. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNITS
ISEN1, ISEN2
Imbalance Voltage
-
-
1
mV
Input Bias Current
-
20
-
nA
SOFT START CURRENT
I_SS
Soft Start Current
I₂
Soft Current during VID on the Fly
GATE DRIVER DRIVING CAPABILITY
-48 -43 -38 µA
±185 ±210 ±235 µA
R_SRC(UGATE) UGATE Source Resistance (Note 4) 500mA Source Current
I_SRC(UGATE) UGATE Source Current (Note 4)
V_{UGATE_PHASE} = 2.5V
R_SNK(UGATE) UGATE Sink Resistance (Note 4) 500mA Sink Current
I_SNK(UGATE) UGATE Sink Current (Note 4)
V_{UGATE_PHASE} = 2.5V
R_SRC(LGATE) LGATE Source Resistance (Note 4) 500mA Source Current
I_SRC(LGATE) LGATE Source Current (Note 4)
V_LGATE = 2.5V
R_SNK(LGATE) LGATE Sink Resistance (Note 4)
500mA Sink Current
I_SNK(LGATE) LGATE Sink Current (Note 4)
V_LGATE = 2.5V
R_p(UGATE) UGATE to PHASE Resistance
GATE DRIVER SWITCHING TIMING (refer to timing diagram)
-
1
1.5
Ω
-
2
-
A
-
1
1.5
Ω
-
2
-
A
-
1
1.5
Ω
-
2
-
A
-
0.5 0.9
Ω
-
4
-
A
-
1
-
kΩ
t_RU
UGATE Rise Time (Note 3)
t_RL
LGATE Rise Time (Note 3)
t_FU
UGATE Fall Time (Note 3)
t_FL
LGATE Fall Time (Note 3)
t_PDHU UGATE Turn-on Propagation Delay
t_PDHL
LGATE Turn-on Propagation Delay
BOOTSTRAP DIODE
PV_CC = 5V, 3nF Load
PV_CC = 5V, 3nF Load
PV_CC = 5V, 3nF Load
PV_CC = 5V, 3nF Load
PV_CC = 5V, Outputs Unloaded
PV_CC = 5V, Outputs Unloaded
-
8.0
-
ns
-
8.0
-
ns
-
8.0
-
ns
-
4.0
-
ns
23
30
44
ns
7
15 30
ns
Forward Voltage
Leakage
POWER GOOD and PROTECTION MONITOR
V_DDP = 5V, Forward Bias Current = 2mA
V_R = 16V
0.43 0.58 0.67 V
-
-
1
µA
V_OL
PGOOD Low Voltage
I_OH
PGOOD Leakage Current
tpgd
PGOOD Delay
I_PGOOD = 4mA
P_GOOD = 3.3V
VR_ON Enable to PGOOD High when Csoft = 47nF
-
0.11 0.4
V
-1
-
1
µA
6.3 7.6 8.9 ms
O_VH
O_VHS
Over-voltage Threshold
Severe Over-voltage Threshold
OCSET Reference Current
V_O rising above setpoint >1ms
V_O rising above setpoint >0.5µs
Rbias = 147kΩ
155 195 235 mV
1.775 1.8 1.825 V
10 10.2 10.4 µA
OC Threshold Offset
DROOP rising above OCSET >120µs
-3
-
3
mV
Current Imbalance Threshold
Difference between ISEN1-ISEN2 >1ms
-
8
-
mV
UV_f
Under-voltage Threshold
(VDIFF-SOFT)
V_O falling below setpoint for >1ms
-300 -250 -200 mV
OFFSET FUNCTION
I_OFFSET
I_FB
OFS Pin Current
FB Pin Souring Current
36.5kΩ resistor connects OFS pin to GND.
-
33
-
µA
-
33
-
µA
4
FN6359.1
October 16, 2006