isl6620 Intersil Corporation, isl6620 Datasheet - Page 4

• Manufacturer Part Number: isl6620
• Description: Vr11.1, 4-phase Pwm Controller With Light Load Efficiency Enhancement And Load Current Monitoring
• Manufacturer: Intersil Corporation

Electrical Specifications
Absolute Maximum Ratings
Supply Voltage (VCC) . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 7V
Input Voltage (V
BOOT Voltage (V
BOOT To PHASE Voltage (V
PHASE Voltage . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 15V (DC)
UGATE Voltage . . . . . . . . . . . . . . . . V
LGATE Voltage . . . . . . . . . . . . . . . GND - 0.3V (DC) to VCC + 0.3V
Ambient Temperature Range . . . . . . . . . . . . . . . . . .-40°C to +125°C
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:
VCC Supply Current
No Load Switching Supply Current
Standby Supply Current
POWER-ON RESET AND ENABLE
VCC Rising POR Threshold
VCC Falling POR Threshold
VCC POR Hysteresis
EN High Threshold
EN Low Threshold
PWM INPUT (See TIMING DIAGRAM" on page 6)
Input Current
PWM Rising Threshold (Note 4)
PWM Falling Threshold (Note 4)
Three-State Lower Gate Falling Threshold
Three-State Lower Gate Rising Threshold
Three-State Upper Gate Rising Threshold
Three-state Upper Gate Falling Threshold
UGATE Rise Time (Note 4)
1. θ
2. θ
3. For θ
Tech Brief TB379.
JA
JA
is measured with the component mounted on a high effective thermal conductivity test board in free air.
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
GND -8V (<20ns Pulse Width, 10µJ) to 30V (<100ns)
GND - 2.5V (<20ns Pulse Width, 5µJ) to VCC + 0.3V
EN
PARAMETER
V
BOOT-GND
PHASE
, V
PWM
- 5V (<20ns Pulse Width, 10µJ) to V
) . . . . . . . . . . . . . . . -0.3V to VCC + 0.3V
). . . -0.3V to 25V (DC) or 36V (<200ns)
BOOT-PHASE
4
Recommended Operating Conditions; 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
) . . . . . . -0.3V to 7V (DC)
- 0.3V (DC) to V
-0.3V to 9V (<10ns)
SYMBOL
IPWM
IVCC
IVCC
t_RU
ISL6620, ISL6620A
BOOT
BOOT
f_PWM = 300kHz, V_VCC = 5V
PWM 0V to 2.5V transition, EN = High
PWM 0V to 2.5V transition, EN = Low
VPWM = 5V
VPWM = 0V
VCC = 5V
VCC = 5V
VCC = 5V
VCC = 5V
VCC = 5V
VCC = 5V
VCC = 5V, 3nF load, 10% to 90%
TEST CONDITIONS
Thermal Information
Thermal Resistance
Maximum Junction Temperature (Plastic Package) . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
Recommended Operating Conditions
Ambient Temperature Range
Maximum Operating Junction Temperature. . . . . . . . . . . . . +125°C
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V ±10%
SOIC Package (Note 1) . . . . . . . . . . . .
DFN Package (Notes 2, 3) . . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
ISL6620IBZ, ISL6620IRZ, ISL6620AIBZ, ISL6620AIRZ
ISL6620CBZ, ISL6620CRZ, ISL6620ACBZ, ISL6620ACRZ
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C
1.40
1.20
MIN
130
3.2
3.0
1.27
1.85
1.65
1.35
-430
TYP
1.15
300
500
3.8
3.4
3.4
1.6
1.6
1.1
3.2
2.8
8
θ
JA
100
(°C/W)
48
MAX
1.90
1.55
530
4.4
4.0
θ
April 25, 2008
JC
UNITS
N/A
FN6494.0
(°C/W)
7
mA
mA
mA
mV
µA
µA
ns
V
V
V
V
V
V
V
V
V
V