ISL6545A Intersil Corporation, ISL6545A Datasheet - Page 4

• Manufacturer Part Number: ISL6545A
• Description: Single Synchronous Buck Pulas Width MoDulation
• Manufacturer: Intersil Corporation

Absolute Maximum Ratings
Supply Voltage, V
BOOT Voltage, V
UGATE Voltage V
LGATE/OCSET Voltage, V
PHASE Voltage, V
Upper Driver Supply Voltage, V
Clamp Voltage, V
FB, COMP/SD Voltage. . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 6V
ESD Classification, HBM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5kV
ESD Classification, MM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .150V
ESD Classification, CDM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0kV
Operating Conditions
Supply Voltage, V
Ambient Temperature Range
Junction Temperature Range. . . . . . . . . . . . . . . . . .-40°C to +125°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:
Electrical Specifications
V
Input Bias Supply Current
POWER-ON RESET
Rising V
V
OSCILLATOR
Switching Frequency
Ramp Amplitude (Note 4)
REFERENCE
Reference Voltage Tolerance
Nominal Reference Voltage
ERROR AMPLIFIER
DC Gain (Note 4)
Gain-Bandwidth Product (Note 4)
Slew Rate (Note 4)
GATE DRIVERS
Upper Gate Source Impedance
Upper Gate Sink Impedance
Lower Gate Source Impedance
1. θ
2. θ
3. For θ
4. Guaranteed by design; not production tested
ISL6545C, ISL6545AC . . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C
ISL6545I, ISL6545AI . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
CC
CC
Tech Brief TB379 for details.
JA
JA
SUPPLY CURRENT
POR Threshold Hysteresis
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
is measured with the component mounted on a high effective thermal conductivity test board in free air, with “direct attach” features. See
CC
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
POR Threshold
PARAMETER
BOOT
BOOT
CC
UGATE
CC
PHASE
. . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 15V
. . . . +5V ±10%, +12V ±20%, or 6.5V to 14.4V
- V
. . . . . . . . . . . . . . . . . . . . GND - 0.3V to 36V
. . . . . . . . V
LGATE/OCSET
. . . . . . . . . .GND - 0.3V to V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . .24V
BOOT
4
Test Conditions: V
PHASE
- V
PHASE
GND - 0.3V to V
R
R
R
SYMBOL
- 0.3V to V
ΔV
UG-SRCh
UG-SNKh
LG-SRCh
GBWP
V
V
GAIN
I
f
f
VCC
OSC
OSC
POR
SR
REF
OSC
. . . . . . . . . . . . .15V
CC
BOOT
BOOT
V
ISL6545C
ISL6545I
ISL6545AC
ISL6545AI
ISL6545C
ISL6545I
V
V
V
= 12V, T
CC
CC
CC
CC
CC
ISL6545, ISL6545A
= 12V; disabled
= 14.5V; I = 50mA
= 14.5V; I = 50mA
= 14.5V; I = 50mA
+ 0.3V
+ 0.3V
+ 0.3V
J
= 0 to 85°C, Unless Otherwise Noted.
TEST CONDITIONS
Thermal Information
Thermal Resistance
Maximum Junction Temperature
(Plastic Package) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . -65°C to +150°C
Maximum Lead Temperature
(Soldering 10s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +300°C
SOIC Package (Note 1) . . . . . . . . . . . .
DFN Package (Note 3). . . . . . . . . . . . .
(SOIC - Lead Tips Only)
0.30
MIN
270
240
540
510
-1.0
-1.5
3.9
4
-
-
-
-
-
-
0.600
TYP
0.35
300
300
600
600
5.2
4.1
1.5
3.0
2.7
2.4
96
20
9
-
-
θ
JA
(°C/W)
95
44
MAX
0.40
+1.0
+1.5
330
330
660
660
4.3
7
-
-
-
-
-
-
November 15, 2006
θ
JC
UNITS
V
MHz
V/μs
kHz
kHz
kHz
kHz
N/A
mA
FN6305.3
5.5
dB
(°C/W)
P-P
%
%
V
Ω
Ω
Ω
V
V