4
Absolute Maximum Ratings (Note 1)
Thermal Information
Supply Voltage V
IN
, PV
CC
, V
IN
_LDO. . . . . . . .GND -0.3V to +5.0V
ESD Classification
Human Body Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3kV
Machine Model. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TBDV
Operating Conditions
Temperature Range
ISL6413I . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40
o
C to 85
o
C
Thermal Resistance
?/DIV>
JA
(
o
C/W) ?/DIV>
JC
(
o
C/W)
QFN Package (Notes 1, 2). . . . . . . . . .
40
5
Maximum Junction Temperature (Plastic Package) -55
o
C to 150
o
C
Maximum Storage Temperature Range. . . . . . . . . . -65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300
o
C
(Lead Tips Only)
Operating Temperature Range
ISL6413IR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40
o
C to 85
o
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:
1. ?/DIV>
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 for details.
2. For ?/DIV>
JC
, the case temp location is the center of the exposed metal pad on the package underside. See Tech Brief TB379 for details.
Electrical Specifications Recommended operating conditions unless otherwise noted. V
IN
= V
IN
_LDO = PV
CC
= 3.3V, Compensation
Capacitors = 33nF for LDO1 and LDO2. T
A
= 25
o
C. (Note 2)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
V
CC
SUPPLY
Supply Voltage Range
V
IN
, PV
CC
, V
IN
_LDO
3.0
3.3
3.6
V
Input UVLO Threshold
V
TR
2.55
2.62
2.66
V
V
TF
2.5
2.55
2.59
V
Operating Supply Current (Note 3)
Device active, but not switching
-
0.9
1.1
mA
V
IN
= V
IN
_LDO = PV
CC
= 3.3V
f
SW
= 750kHz, C
OUT
= 10礔, I
L
= 0mA
-
1.9
2.5
mA
Shutdown Supply Current
EN_PWM = EN_LDO = GND, T
A
= 25
o
C
-
15
20
礎
EN_PWM = EN_LDO = GND, T
A
= 85
o
C
-
20
25
礎
Input Bias Current
EN_PWM = EN_LDO = GND/V
IN
, T
A
= 25
o
C
-
1.0
1.5
礎
EN_PWM = EN_LDO = GND/V
IN
, T
A
= 85
o
C
-
1.5
2.0
礎
Thermal Shutdown Temperature (Note 6)
Rising Threshold
-
150
-
o
C
Thermal Shutdown Hysteresis (Note 6)
-
20
25
o
C
SYNCHRONOUS BUCK PWM REGULATOR
Output Voltage
-
1.8
-
V
Output Voltage Accuracy
I
OUT
= 3mA to 400mA, T
A
= -40
o
C to 85
o
C
-2.0
-
2.0
%
Line Regulation
I
O
= 10mA, V
IN
= V
IN
_LDO = PV
CC
= 3.0V to 3.6V
-0.5
-
0.5
%
Maximum Output Current
400
-
-
mA
Peak Output Current Limit
600
-
900
mA
PMOS r
DS(ON)
I
OUT
= 200mA
-
300
-
m&
NMOS r
DS(ON)
I
OUT
= 200mA
-
225
-
m&
Efficiency
I
OUT
= 200mA, V
IN
= 3.3V
-
93
-
%
Soft-Start Time
4096 Clock Cycles @ 750kHz
-
5.5
-
ms
OSCILLATOR
Oscillator Frequency
T
A
= -40
o
C to +85
o
C
620
750
860
kHz
Frequency Synchronization Range (f
SYNC
)
Clock signal on SYNC pin
500
-
1000
kHz
SYNC High Level Input Voltage
2.3
-
-
V
SYNC Low Level Input Voltage
-
-
1.0
V
ISL6413
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