ISL6313B Intersil Corporation, ISL6313B Datasheet - Page 6

• Manufacturer Part Number: ISL6313B
• Description: Two-Phase Buck PWM Controller
• Manufacturer: Intersil Corporation

Electrical Specifications
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:
BIAS SUPPLIES
Input Bias Supply Current
Gate Drive Bias Current - PVCC Pin
VCC POR (Power-On Reset)
Threshold
PVCC POR (Power-On Reset)
Threshold
PWM MODULATOR
Oscillator Frequency Accuracy, F
(ISL6313BCRZ)
Oscillator Frequency Accuracy, F
(ISL6313BIRZ)
Adjustment Range of Switching
Frequency
Oscillator Ramp Amplitude, V
CONTROL THRESHOLDS
EN Rising Threshold
EN Hysteresis
REFERENCE AND DAC
System Accuracy (1.000V to 1.600V)
System Accuracy (0.600V to 1.000V)
System Accuracy (0.375V to 0.600V)
DAC Input Low Voltage (INTEL)
1. θ
2. For θ
3. Limits established by characterization and are not production tested.
www.DataSheet4U.com
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
P-P
6
SW
SW
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.
PHASE
I
I
VCC rising
VCC falling
PVCC rising
PVCC falling
R
R
(Note 3)
(Note 3)
VCC
PVCC
. . . . . . -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
TEST CONDITIONS
BOOT
BOOT
+ 0.3V
+ 0.3V
= 12V)
ISL6313B
ISL6313B
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
TQFN Package (Notes 1, 2) . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
ISL6313BCRZ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C
ISL6313BIRZ . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
4.25
3.75
4.25
3.75
0.08
0.84
MIN
-0.5
-1.0
-2.0
225
215
10
2
-
-
-
TYP
4.38
3.87
4.38
3.87
1.50
0.85
250
250
100
4.2
14
-
-
-
-
-
θ
JA
(°C/W)
32
MAX
4.50
4.00
4.50
4.00
0.88
275
280
1.0
0.5
1.0
2.0
0.4
17
6
-
-
November 6, 2008
θ
JC
FN6809.0
2.0
UNITS
(°C/W)
MHz
kHz
kHz
mA
mA
mV
%
%
%
V
V
V
V
V
V
V