ISL6308IRZ-T Intersil, ISL6308IRZ-T Datasheet - Page 6

• Manufacturer Part Number: ISL6308IRZ-T
• Description: IC CTRLR PWM 3PHASE BUCK 40-QFN
• Manufacturer: Intersil

Specifications of ISL6308IRZ-T

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 275kHz
• Duty Cycle: 66.6%
• Voltage - Supply: 4.75 V ~ 5.25 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-VFQFN, 40-VFQFPN
• Frequency-max: 275kHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical Specifications
NOTES:
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
Overvoltage Threshold
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 4)
Upper Drive Source Resistance
Upper Drive Sink Resistance
Lower Drive Source Resistance
Lower Drive Sink Resistance
OVER-TEMPERATURE SHUTDOWN
Thermal Shutdown Setpoint (Note 4)
Thermal Recovery Setpoint (Note 4)
3. Limits should be considered typical and are not production tested.
4. Limits established by characterization and are not production tested.
PARAMETER
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)
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
V
OVP
RUGATE;
RLGATE;
FUGATE;
FLGATE;
PDHUGATE
PDHLGATE
PVCC
PVCC
PVCC
PVCC
L
L
L
= 10k to ground
= 100pF, R
= 100pF, Load = ±400µA
= 50mA, VCC = 5V
= 12V, 150mA Source Current
= 12V, 150mA Sink Current
= 12V, 150mA Source Current
= 12V, 150mA Sink Current
V
V
V
V
PVCC
PVCC
PVCC
; V
PVCC
; V
PVCC
L
PVCC
= 10k to ground
= 12V, 3nF Load, 90% to 10%
= 12V, 3nF Load, 10% to 90%
= 12V, 3nF Load, 90% to 10%
ISL6308
= 12V, 3nF Load, 10% to 90%
TEST CONDITIONS
= 12V, 3nF Load, Adaptive
= 12V, 3nF Load, Adaptive
125mV
DAC +
VDIFF
+ 0.9V
3.90
1.62
1.25
0.85
0.60
MIN
0.6
2.2
0.9
49
93
80
75
-5
-5
2
0
-
-
-
-
-
-
-
-
-
-
-
-
-
VDIFF +
150mV
DAC +
1.67
TYP
4.20
0.85
0.94
100
100
160
100
3.8
0.2
2.0
1.6
1.4
96
20
55
20
82
1V
26
18
18
12
10
10
8
8
0
0
3
175mV
DAC +
VDIFF
+ 1.1V
September 30, 2008
MAX
4.60
1.72
1.35
107
125
1.0
4.4
0.4
3.0
3.0
2.2
60
84
5
5
4
-
-
-
-
-
-
-
-
-
-
-
-
-
FN9208.4
UNITS
%VID
%VID
MHz
V/µs
MHz
V/µs
mV
mV
mV
dB
µA
µA
ns
ns
ns
ns
ns
ns
°C
°C
Ω
Ω
Ω
Ω
V
V
V
V
V
V
V