isl6308a Intersil Corporation, isl6308a Datasheet - Page 6

• Manufacturer Part Number: isl6308a
• Description: Three-phase Buck Pwm Controller With High Current Integrated Mosfet Drivers
• Manufacturer: Intersil Corporation

Electrical Specifications
Maximum External Reference (Note 4)
OFS Sink Current Accuracy (Negative Offset)
OFS Source Current Accuracy (Positive Offset)
ERROR AMPLIFIER
DC Gain (Note 3)
Gain-Bandwidth Product (Note 3)
Slew Rate (Note 3)
Maximum Output Voltage
Minimum Output Voltage
REMOTE SENSE DIFFERENTIAL AMPLIFIER
Input Bias Current (VSEN)
Bandwidth (Note 3)
Slew Rate (Note 3)
OVERCURRENT PROTECTION
OCSET Trip Current
OCSET Accuracy
ICOMP Offset
PROTECTION
Undervoltage Threshold
Undervoltage Hysteresis
Overvoltage Threshold While IC Disabled (V
Overvoltage Threshold (V
Overvoltage Hysteresis
Open Sense-Line Protection Threshold
OVP Output High Drive Voltage
PGOOD Output Low
SWITCHING TIME
UGATE Rise Time (Note 3)
LGATE Rise Time (Note 3)
UGATE Fall Time (Note 3)
LGATE Fall Time (Note 3)
UGATE Turn-On Non-Overlap (Note 3)
LGATE Turn-On Non-Overlap (Note 3)
GATE DRIVE RESISTANCE (Note 3)
Upper Drive Source Resistance
Upper Drive Sink Resistance
Lower Drive Source Resistance
PARAMETER
OVP_rise
6
)
Recommended Operating Conditions, Unless Otherwise Specified. Parameters with MIN and/or MAX limits are
100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization and are
not production tested. (Continued)
OVP
)
REF pin input
R
R
R
C
C
VCC = 5V; Load = 1mA
Load = -1mA
(VSEN = 1.5V)
OC comparator offset (OCSET and ISUM Difference)
ISEN amplifier offset
VSEN Falling
VSEN Rising - VSEN falling
VSEN Rising
VSEN Rising - VSEN Falling
IREF Rising and Falling
I
VCC = 5V; 1kΩ resistor to VCC
t
t
t
t
t
t
V
V
V
OVP
RUGATE;
RLGATE;
FUGATE;
FLGATE;
PDHUGATE
PDHLGATE
PVCC
PVCC
PVCC
OFS
OFS
L
L
L
= 10k to ground
= 100pF, R
= 100pF, Load = ±400µA
= 50mA, VCC = 5V
= 30kΩ from OFS to VCC
= 10kΩ from OFS to GND
= 12V, 150mA Source Current
= 12V, 150mA Sink Current
= 12V, 150mA Source Current
V
V
V
V
PVCC
PVCC
PVCC
; V
PVCC
ISL6308A
; V
PVCC
L
PVCC
TEST CONDITIONS
= 10k to ground
= 12V, 3nF Load, 90% to 10%
= 12V, 3nF Load, 10% to 90%
= 12V, 3nF Load, 90% to 10%
= 12V, 3nF Load, 10% to 90%
= 12V, 3nF Load, Adaptive
= 12V, 3nF Load, Adaptive
125mV
DAC +
VDIFF
+ 0.9V
47.5
47.5
3.90
1.62
1.25
0.85
MIN
0.6
2.2
0.9
49
93
80
75
-5
-5
2
0
-
-
-
-
-
-
-
-
-
-
-
-
VDIFF +
150mV
DAC +
TYP
1.75
50.0
50.0
4.20
0.85
1.67
100
100
3.8
0.2
2.0
1.6
1.4
1V
96
20
55
20
82
26
18
18
12
10
10
8
8
0
0
3
175mV
DAC +
+ 1.1V
VDIFF
MAX
52.5
52.5
4.60
1.72
107
125
September 9, 2008
1.0
4.4
0.4
3.0
3.0
2.2
60
84
5
5
4
-
-
-
-
-
-
-
-
-
-
-
-
FN6669.0
UNITS
%VID
%VID
MHz
V/µs
MHz
V/µs
mV
mV
mV
µA
µA
dB
µA
µA
ns
ns
ns
ns
ns
ns
Ω
Ω
Ω
V
V
V
V
V
V
V
V