ISL8105BEVAL1Z Intersil, ISL8105BEVAL1Z Datasheet - Page 4

• Manufacturer Part Number: ISL8105BEVAL1Z
• Description: EVAL BOARD ISL8105B
• Manufacturer: Intersil

Specifications of ISL8105BEVAL1Z

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.8V
• Current - Output: 15A
• Voltage - Input: 9.6 ~ 14.4V
• Regulator Topology: Buck
• Frequency - Switching: 300kHz
• Board Type: Fully Populated
• Utilized Ic / Part: ISL8105B
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Electrical Specifications
Absolute Maximum Ratings
Bias Voltage, V
Boot Voltage, V
TGATE Voltage, V
BGATE/BSOC Voltage, V
LX Voltage, V
Upper Driver Supply Voltage, V
Clamp Voltage, V
FB, COMP/EN Voltage . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 6V
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
Shutdown V
DISABLE
Disable Threshold (COMP/EN pin)
OSCILLATOR
Nominal Frequency Range
Ramp Amplitude (Note 3)
POWER-ON RESET
Rising V
V
REFERENCE
Nominal Reference Voltage
Reference Voltage Tolerance
ERROR AMPLIFIER
DC Gain (Note 3)
Unity Gain-Bandwidth (Note 3)
Slew Rate (Note 3)
GATE DRIVERS
TGATE Source Resistance
TGATE Source Resistance
TGATE Sink Resistance
1. θ
2. For θ
BIAS
Tech Brief TB379.
JA
POR Threshold Hysteresis
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
BIAS
JC
PARAMETER
, the “case temp” location is the center of the exposed metal pad on the package underside.
BIAS
LX
Threshold
BIAS
BOOT
. . . . . . . . . . . . . . . . . .GND - 0.3V to V
BOOT
Supply Current
TGATE
. . . . . . . . . . . . . . . . . . . . GND - 0.3V to +15.0V
. . . . . . . . . . . . . . . . . . . GND - 0.3V to +36.0V
- V
. . . . . . . . . . . V
BGATE/BSOC
BIAS
BOOT
. . . . . . . . . . . . . . . . . . . . . . . . . .24V
4
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.
- V
. .GND - 0.3 to V
R
R
V
SYMBOL
R
I
LX
V
V
GAIN
LX
VBIAS_S
DV
TG-SRCh
DISABLE
UGBW
TG-SNKh
TG-SRCl
F
POR_R
POR_H
V
OSC
SR
REF
- 0.3V to V
. . . . . . . . . . . . . . . .15V
OSC
DC
BOOT
V
ISL8105BC
ISL8105BI
ISL8105BC (0°C to +70°C)
ISL8105BI (-40°C to +85°C)
V
V
V
BOOT
BIAS
BIAS
BIAS
BIAS
BIAS
+ 0.3V
+ 0.3V
+ 0.3V
= 12V; Disabled
= 14.5V, 50mA Source Current
= 4.25V, 50mA Source Current
= 14.5V, 50mA Source Current
ISL8105B
TEST CONDITIONS
Thermal Information
Thermal Resistance (Typical)
Maximum Junction Temperature
Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C
Pb-Free Reflow Profile. . . . . . . . . . . . . . . . . . . . . . . . .see link below
Recommended Operating Conditions
Bias Voltage, V
Ambient Temperature Range
Junction Temperature Range. . . . . . . . . . . . . . . . . .-40°C to +125°C
SOIC Package (Note 1) . . . . . . . . . . . .
DFN Package (Notes 1, 2) . . . . . . . . . .
(Plastic Package) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C
ISL8105BC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C
ISL8105BI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
BIAS
. . . . . +5V ±10%, +12V ±20%, or 6.5V to 14.4V
0.375
MIN
0.30
-1.0
-1.5
270
240
3.9
4
TYP
0.35
300
300
5.2
0.4
1.5
4.1
0.6
3.0
3.5
2.7
96
20
9
θ
JA
(°C/W)
44
95
0.425
MAX
+1.0
+1.5
0.40
330
330
4.3
7
θ
April 15, 2010
JC
N/A
UNITS
FN6447.2
5.5
(°C/W)
V
MHz
V/µs
kHz
kHz
mA
dB
P-P
%
%
Ω
Ω
Ω
V
V
V
V