ISL8118IRZ Intersil, ISL8118IRZ Datasheet - Page 6

• Manufacturer Part Number: ISL8118IRZ
• Description: IC CTRLR PWM 1-PHASE 28-QFN
• Manufacturer: Intersil

Specifications of ISL8118IRZ

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 2MHz
• Duty Cycle: 100%
• Voltage - Supply: 2.97 V ~ 22 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: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Frequency-max: 2MHz
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical Specifications
Absolute Maximum Ratings
Input Voltage, VIN, VFF . . . . . . . . . . . . . . . . . . . . . . -0.3V to +22.0V
Signal Bias Voltage, VCC . . . . . . . . . . . . . . . . . . . . . -0.3V to +6.0V
Driver Bias Voltage, PVCC . . . . . . . . . . . . . . . . . . . . -0.3V to +6.0V
Boot Voltage, V
LX Voltage, V
Boot to LX Voltage, V
Other Input or Output Voltages . . . . . . . . . . . . . -0.3V to VCC +0.3V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 2
Recommended Operating Conditions
Input Voltage, VIN, VFF . . . . . . . . . . . . . . . . . . . . 3.3V to 20V ±10%
Signal Bias Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . 2.9V to 5.6V
Driver Bias Voltage, PVCC . . . . . . . . . . . . . . . . . . . . . . 2.9V to 5.6V
Boot to LX Voltage (Overcharged), V
Ambient Temperature Range . . . . . . . . . . . . . . . . . . .-40°C to +85°C
Junction 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:
INPUT SUPPLY CURRENTS
Nominal VIN Supply Current
Nominal VCC Supply Current
Nominal PVCC Supply Current
Shutdown VIN Supply Current
Shutdown VCC Supply Current
Shutdown PVCC Supply Current
ENABLE
Input Reference Voltage
Hysteresis Source Current
Maximum Input Voltage
OSCILLATOR
Nominal Maximum Frequency
Nominal Minimum Frequency
Total Variation
Ramp Amplitude
Ramp Bottom
Minimum Usable VFF Voltage
POWER-ON RESET
Rising VCC Threshold
Falling VCC Threshold
1. θ
2. θ
JA
JC
, "case temperature" location is at the center of the package underside exposed pad. See Tech Brief TB379 for details.
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features.
PARAMETER
LX
BOOT
. . . . . . . . . . . . . . . . . V
. . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +36V
BOOT
- V
LX
6
. . . . . . . . . . . . . . . . . . . . . . . . .6V
Recommended Operating Conditions, Unless Otherwise Noted. 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.
BOOT
POR
POR
V
OSC
SYMBOL
OSC
BOOT
V
I
I
OSC_MIN
PVCC_S
I
EN_HYS
ΔV
I
I
EN_REF
ΔOSC
VCC_S
VIN_S
I
PVCC
V
VFF
I
VCC
- V
VIN
VCC_R
VCC_F
EN
OSC
FMAX
FMIN
LX
- 6V to V
. . . . . . . . . . . .<6V
BOOT
VIN = VCC = PVCC = 5V, Fs = 600kHz,
TGATE and BGATE Open
VIN = VCC = PVCC = 5V, Fs = 600kHz,
TGATE and BGATE Open
VIN = VCC = PVCC = 5V; Fs = 600kHz,
TGATE and BGATE Open
EN = 0V, VCC = PVCC = VIN = 5V
EN = 0V, VCC = PVCC = VIN = 5V
EN = 0V, VCC = PVCC = VIN = 5V
(Note 3)
(Note 3)
FSET = 250kHz to 2MHz, VFF = 3.3V to 20V
VCC = 5V
+ 0.3V
ISL8118
TEST CONDITIONS
Thermal Information
Thermal Resistance (Notes 1, 2)
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C
Pb-Free Reflow Profile. . . . . . . . . . . . . . . . . . . . . . . . .see link below
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
QFN Package . . . . . . . . . . . . . . . . . .
0.485
2.79
2.59
MIN
-17
7.5
-
-
-
-
-
-
-
-
-
-
-
-
0.16*VFF
VCC+0.3
0.500
2000
TYP
250
0.5
0.5
1.0
3.3
10
8
3
1
3
-
-
-
θ
JA
32
(°C/W)
0.515
MAX
11.5
2.89
2.69
+17
13
1
4
1
2
4
-
-
-
-
-
-
θ
JC
April 7, 2009
FN6325.1
UNITS
(°C/W)
V
5
kHz
kHz
mA
mA
mA
mA
mA
mA
µA
%
P-P
V
V
V
V
V
V