isl6333 Intersil Corporation, isl6333 Datasheet - Page 13

• Manufacturer Part Number: isl6333
• Description: Three-phase Buck Pwm Controller With Integrated Mosfet Drivers And Light Load Efficiency Enhancements For Intel Vr11.1 Applications
• Manufacturer: Intersil Corporation

Absolute Maximum Ratings
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +6V
Supply Voltage, PVCC . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +15V
BOOT Voltage, V
BOOT to PHASE Voltage, V
PHASE Voltage, V
UGATE Voltage, V
LGATE Voltage, V
Input, Output, or I/O Voltage . . . . . . . . . GND - 0.3V to VCC + 0.3V
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTES:
Electrical Specifications
BIAS SUPPLIES
Input Bias Supply Current
Lower Gate Drive Bias Current -
PVCC1 Pin
Lower Gate Drive Bias Current -
PVCC2_3 Pin (ISL6333, ISL6333B
Only)
Lower Gate Drive Bias Current - PVCC3
Pin (ISL6333A, ISL6333C Only)
Upper Gate Drive Bias Current -
PUVCC Pin
VCC POR (Power-On Reset) Threshold VCC rising
PVCC POR (Power-On Reset)
Threshold
BYP1 POR (Power-On Reset)
Threshold
PWM MODULATOR
Oscillator Frequency Accuracy, F
(ISL6333CRZ, ISL6333ACRZ,
ISL6333BCRZ, ISL6333CCRZ)
Oscillator Frequency Accuracy, F
(ISL6333IRZ, ISL6333AIRZ,
ISL6333BIRZ, ISL6333CIRZ) (Note 3)
Adjustment Range of Switching
Frequency
1. θ
2. For θ
3. Limits established by characterization and are not production tested.
GND - 8V (<400ns, 20µJ) to 24V (<200ns, V
Tech Brief TB379.
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.
PARAMETER
GND - 5V (<100ns Pulse Width, 2µJ) to PVCC + 0.3V
- 3.5V (<100ns Pulse Width, 2µJ) to V
BOOT
LGATE
PHASE
UGATE
. . . . . . . . . . . . . . GND - 0.3V to GND + 36V
. . . . . . . . V
. . . . . . . . . . . GND - 0.3V to PVCC + 0.3V
. . . . . . . GND - 0.3V to 15V (PVCC = 12)
BOOT-PHASE
13
SW
SW
Recommended Operating Conditions. Unless otherwise specified, parts are 100% tested at +25°C;
temperature limits are established by characterization and are not production tested.
PHASE
ISL6333, ISL6333A, ISL6333B, ISL6333C
I
I
I
I
I
VCC falling
PVCC1, PVCC2_3, PUVCC rising
PVCC1, PVCC2_3, PUVCC falling
BYP1 rising
BYP1 falling
R
R
(Note 3)
VCC
PVCC1
PVCC2_3
PVCC3
UVCC
. . . . . . -0.3V to 15V (DC)
-0.3V to 16V (<10ns, 10µJ)
T
T
- 0.3V to V
= 100kΩ (± 0.1%)
= 100kΩ (± 0.1%)
; EN = high
BOOT - PHASE
; EN = high
; EN = high
; EN = high
; EN = high
TEST CONDITIONS
BOOT
BOOT
+ 0.3V
+ 0.3V
= 12V)
Thermal Information
Thermal Resistance
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
Recommended Operating Conditions
VCC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+5V ±5%
PVCC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . +5V to 12V ±5%
Ambient Temperature
QFN Package (Notes 1, 2) . . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
ISL6333CRZ, ISL6333ACRZ, ISL6333BCRZ,
ISL6333IRZ, ISL6333AIRZ, ISL6333BIRZ,
ISL6333CCRZ . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C
ISL6333CIRZ . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
4.25
3.75
4.30
3.70
4.20
3.70
0.08
MIN
225
215
0.7
1.5
1.5
0.6
13
TYP
16.7
4.41
3.85
4.42
3.83
4.40
3.80
250
250
1.8
2.6
2.6
1
-
θ
JA
(°C/W)
28
MAX
19.5
4.50
4.00
4.55
3.95
4.55
3.90
275
280
1.4
1.0
4
5
5
θ
April 10, 2008
JC
FN6520.0
1.5
UNITS
(°C/W)
MHz
kHz
kHz
mA
mA
mA
mA
mA
V
V
V
V
V
V