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| ISL6265C_10 Datasheet, PDF (11/27 Pages) Intersil Corporation – Multi-Output Controller with Integrated MOSFET Drivers for AMD SVI Capable Mobile CPUs | |||
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ISL6265C
Electrical Specifications VCC = PVCC = 5V, VIN = 12V, TA = -10°C to +100°C, Unless Otherwise Specified. Boldface
limits apply over the operating temperature range, -10°C to +100°C. (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
MAX
(Note 6) TYP (Note 6) UNITS
Error Amp Gain-Bandwidth
Product (Note 7)
GBW
CL = 20pF
-
18
-
MHz
Error Amp Slew Rate (Note 7)
CORE CURRENT SENSE
SR
CL = 20pF
-
5.0
-
V/µs
Current Imbalance Threshold
Di
-
4
-
mV
Input Bias Current
-
20
-
nA
RTN1 Threshold
-
0.8
-
V
SOFT START/VID-ON-THE-FLY
Soft-Start Voltage Transition
VSS
VID on the Fly Transition
1.25
5
1.875
7.5
2.50
10
mV/µs
mV/µs
GATE DRIVER DRIVING CAPABILITY [CORE AND NB]
UGATE Source Resistance
(Note 8)
RSRC(UGATE) 500mA Source Current
-
1
1.5
Ω
UGATE Source Current (Note 8)
UGATE Sink Resistance (Note 8)
UGATE Sink Current (Note 8)
LGATE Source Resistance
(Note 8)
ISRC(UGATE) VUGATE_PHASE = 2.5V
RSNK(UGATE) 500mA Sink Current
ISNK(UGATE) VUGATE_PHASE = 2.5V
RSRC(LGATE) 500mA Source Current
-
2
-
A
-
1
1.5
Ω
-
2
-
A
-
1
1.5
Ω
LGATE Source Current (Note 8) ISRC(LGATE) VLGATE = 2.5V
-
2
-
A
LGATE Sink Resistance (Note 8) RSNK(LGATE) 500mA Sink Current
-
0.5
0.9
Ω
LGATE Sink Current (Note 8) ISNK(LGATE) VLGATE = 2.5V
-
4
-
A
UGATE to PHASE Resistance
Rp(UGATE)
-
1
-
kΩ
GATE DRIVER SWITCHING TIMING (Refer to âISL6265C Gate Driver Timing Diagramâ on page 13)
UGATE Rise Time (Note 7)
LGATE Rise Time (Note 7)
UGATE Fall Time (Note 7)
LGATE Fall Time (Note 7)
UGATE Turn-on Propagation
Delay
tRU
tRL
tFU
tFL
tPDHU
PVCC = 5V, 3nF Load
PVCC = 5V, 3nF Load
PVCC = 5V, 3nF Load
PVCC = 5V, 3nF Load
PVCC = 5V, Outputs Unloaded
-
8.0
-
ns
-
8.0
-
ns
-
8.0
-
ns
-
4.0
-
ns
-
36
-
ns
LGATE Turn-on Propagation
Delay
tPDHL
PVCC = 5V, Outputs Unloaded
-
20
-
ns
BOOTSTRAP DIODE
Forward Voltage
VDDP = 5V, Forward Bias
Current = 2mA
0.43
0.58
0.67
V
Leakage
VR = 16V
POWER-GOOD AND PROTECTION MONITOR
-
-
5
µA
PGOOD Low Voltage
PGOOD Leakage Current
PGOOD High After Soft-Start
PGOOD Low After Fault
VOL
IPGOOD = 4mA
-
0.2
0.5
V
IOH
PGOOD = 5V
-1
-
1
µA
Enable to PGOOD High, VCOREx = 1.1V 570
700
1010
µs
Fault to PGOOD Low
160
208
250
µs
Undervoltage Threshold
UVH
VCOREx falls below set-point for 208µs
240
295
350
mV
11
FN6976.1
July 28, 2010
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