ISL8103 INTERSIL [Intersil Corporation], ISL8103 Datasheet - Page 5

• Manufacturer Part Number: ISL8103
• Description: Three-Phase Buck PWM Controller with High Current Integrated MOSFET Drivers
• Manufacturer: INTERSIL [Intersil Corporation]

Absolute Maximum Ratings
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +6V
Supply Voltage, PVCC . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +15V
Absolute Boot Voltage, V
Phase Voltage, V
Upper Gate Voltage, V
Lower Gate Voltage, V
Input, Output, or I/O Voltage . . . . . . . . . GND - 0.3V to VCC + 0.3V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . Class I JEDEC STD
Recommended Operating Conditions
VCC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +5V ±5%
PVCC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . +5V to 12V ±5%
Ambient Temperature (ISL8103CRZ) . . . . . . . . . . . . . . 0°C to 70°C
Ambient Temperature (ISL8103IRZ) . . . . . . . . . . . . . .-40°C to 85°C
CAUTION: Stress above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational section of this specification is not implied.
NOTES:
Electrical Specifications
BIAS SUPPLY AND INTERNAL OSCILLATOR
Input Bias Supply Current
Gate Drive Bias Current
VCC POR (Power-On Reset) Threshold
PVCC POR (Power-On Reset) Threshold
Oscillator Ramp Amplitude (Note 3)
Maximum Duty Cycle (Note 3)
CONTROL THRESHOLDS
ENLL Rising Threshold
ENLL Hysteresis
COMP Shutdown Threshold
REFERENCE AND DAC
System Accuracy (DAC = 0.6V, 0.9V)
System Accuracy (DAC = 1.2V, 1.50V)
DAC Input Low Voltage (REF0, REF1)
DAC Input High Voltage (REF0, REF1)
External Reference (Note 3)
OFS Sink Current Accuracy (Negative Offset)
OFS Source Current Accuracy (Positive Offset)
1. θ
2. For θ
Tech Brief TB379.
GND - 8V (<400ns, 20µJ) to 24V (<200ns, V
JA
V
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
PHASE
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
GND - 5V (<100ns Pulse Width, 2µJ) to PVCC+ 0.3V
- 3.5V (<100ns Pulse Width, 2µJ) to V
PHASE
PARAMETER
UGATE
LGATE
BOOT
. . . . . . . . GND - 0.3V to 15V (PVCC = 12)
. . . . . . . . GND - 0.3V to PVCC + 0.3V
. . . . V
. . . . . . . . GND - 0.3V to GND + 36V
5
Recommended Operating Conditions, Unless Otherwise Specified.
PHASE
- 0.3V to V
BOOT-PHASE
I
I
F
VCC Rising
VCC Falling
PVCC Rising
PVCC Falling
V
COMP Falling
DROOP connected to IREF
DROOP connected to IREF
R
R
VCC
PVCC
BOOT
BOOT
sw
PP
OFS
OFS
= 250kHz
; ENLL = high
; ENLL = high; all gate outputs open,
= 30kΩ from OFS to VCC
= 10kΩ from OFS to GND
+ 0.3V
+ 0.3V
= 12V)
ISL8103
TEST CONDITIONS
Thermal Information
Thermal Resistance
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . 150°C
Maximum Storage Temperature Range . . . . . . . . . . . -65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300°C
QFN Package (Notes 1, 2) . . . . . . . . . .
4.25
3.75
4.25
3.75
47.5
47.5
MIN
-0.8
-0.5
0.1
0.8
0.6
-
-
-
-
-
-
-
TYP
4.38
3.88
4.38
3.88
1.50
66.6
0.66
0.25
50.0
50.0
100
0.8
15
θ
-
-
-
-
JA
(°C/W)
32
MAX
2.00
4.50
4.00
4.50
4.00
1.75
52.5
52.5
0.4
0.8
0.5
0.4
20
February 15, 2006
-
-
-
-
-
θ
JC
FN9246.0
3.5
UNITS
(°C/W)
mA
mV
mA
µA
µA
%
%
%
V
V
V
V
V
V
V
V
V
V