4
FN9067.1
March 20, 2007
Absolute Maximum Ratings Thermal Information
V
IN
, SHDN to GND/GND3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.0V
SET, CC, FAULT to GND/GND3 . . . . . . . . . . . . . . . . . -0.3V to 7.0V
Output Current (Continuous)
LDO1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330mA
LDO2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225mA
LDO3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125mA
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 1
Thermal Resistance (Typical)
JA
(°C/W)
JC
(°C/W)
QFN Package (Notes 3, 4) . . . . . . . . 46 9
Maximum Junction Temperature (Plastic Package) -55°C to +150°C
Maximum Storage Temperature Range. . . . . . . . . . -65°C to +150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . +300°C
Operating Temperature Range . . . . . . . . . . . . . . . . .-40°C to +85°C
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTES:
3.
JA
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
Tech Brief TB379.
4. For
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
Electrical Specifications V
IN
= +3.3V, Compensation Capacitor = 33nF, T
A
= +25°C, unless otherwise noted.
PARAMETER TEST CONDITIONS MIN TYP MAX UNITS
GENERAL SPECIFICATIONS
V
IN
Voltage Range 3.0 3.3 3.6 V
Operating Supply Current I
OUT
= 0mA - 830 1125 A
Shutdown Supply Current SHDN = GND - 5 10 A
SHDN Input Threshold V
IH
, V
IN
= 3V to 3.6V 2.0 - - V
V
IL
, V
IN
= 3V to 3.6V - - 0.4 V
Thermal Shutdown Temperature (Note 7) 145 150 160 °C
Thermal Shutdown Hysteresis (Note 7) - 20 - °C
Start-up Time (Note 7) C
OUT
= 10F, V
OUT
= 90% of final
value
- 120 - s
Input Undervoltage Lockout Rising 75mV Hysteresis 2.4 2.45 2.6 V
LDO1 SPECIFICATIONS
Output Voltage (V
OUT1
) -1.8- V
Output Voltage Initial Accuracy I
OUT
= 10mA, T
A
= -40°C to 85°C -2.0 - 2.0 %
Line Regulation V
IN
= 3.0V to 3.6V, I
OUT
= 10mA -0.15 0.0 0.15 %/V
Load Regulation I
OUT
= 10mA to 330mA -1.5 - 1.5 %
Maximum Output Current (I
OUT1
) (Note 7) 330 - - mA
Output Current Limit (Note 7) 500 600 1105 mA
Output Voltage Noise (Note 7) 10Hz < f < 100kHz, C
OUT
= 4.7F,
I
OUT
= 50mA
-115-V
RMS
LDO2 SPECIFICATIONS
Output Voltage (V
OUT2
) -2.8- V
Output Voltage Accuracy I
OUT
= 10mA, T
A
= -40°C to 85°C -2.0 - 2.0 %
Maximum Output Current (I
OUT2
) (Note 7) V
IN
= 3.6V 225 - - mA
Output Current Limit (Note 7) 330 - 900 mA
Dropout Voltage (Notes 5, 7) I
OUT
= 225mA - 125 160 mV
Line Regulation V
IN
= 3.0V to 3.6V, I
OUT
= 10mA -0.15 0.0 0.15 %/V
Load Regulation I
OUT
= 10mA to 225mA - 0.2 1.0 %
ISL6412
