ISL6341 INTERSIL [Intersil Corporation], ISL6341 Datasheet - Page 4

• Manufacturer Part Number: ISL6341
• Description: 5V or 12V Single Synchronous Buck Pulse-Width Modulation (PWM) Controller
• Manufacturer: INTERSIL [Intersil Corporation]

Electrical Specifications
Absolute Maximum Ratings
Supply Voltage, (V
BOOT Voltage (V
BOOT to PHASE Voltage (V
UGATE Voltage (V
LGATE/OCSET Voltage (V
PHASE Voltage (V
FB, VOS, COMP/EN Voltage . . . . . . . . . . . . . . . . . GND - 0.3V to 6V
PGOOD Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 7V
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:
V
Input Bias Supply Current
Input Bias Supply Current
POWER-ON RESET
Rising V
V
OSCILLATOR
Switching Frequency
Ramp Amplitude (Note 3)
REFERENCE
Reference Voltage Tolerance
ERROR AMPLIFIER
DC Gain (Note 3)
Gain-Bandwidth Product (Note 3)
Slew Rate (Note 3)
GATE DRIVERS
Upper Gate Source Impedance
Upper Gate Sink Impedance
Lower Gate Source Impedance
Lower Gate Sink Impedance
Upper Gate Source Impedance
1. θ
2. For θ
CC
CC
Tech Brief TB379 for details.
JA
SUPPLY CURRENT
POR Threshold Hysteresis
GND - 8V (<400ns, 20µJ) to 30V (<200ns, V
is measured with the component mounted on a high effective thermal conductivity test board in free air, with “direct attach” features. See
V
CC
JC
PHASE
, the “case temp” location is the center of the exposed metal pad on the package underside.
POR Threshold
PARAMETER
GND - 5V (<100ns Pulse Width, 2µJ) to V
BOOT-GND
- 3.5V (<100ns Pulse Width, 2µJ) to V
CC
UGATE
PHASE
) . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 15V
) . . . . . . . V
) . . . . . . . . . .GND - 0.3V to V
LGATE
). . . . . . . . . . . . . . . . GND - 0.3V to 36V
BOOT
) . . . . . . GND - 0.3V to V
4
- V
Test Conditions: V
limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization
and are not production tested.
PHASE
PHASE
ISL6341, ISL6341A, ISL6341B, ISL6341C
-0.3V to 16V (<10ns, 10µJ)
R
R
R
R
R
- 0.3V to V
) . . . GND - 0.3V to 15V
SYMBOL
I
I
VCC_dis
UG-SRCh
UG-SNKh
VCC_en
ΔV
LG-SRCh
LG-SNKh
GBWP
UG-SRCl
V
V
GAIN
f
OSC
SR
POR
REF
OSC
BOOT-GND
CC
BOOT
BOOT
BOOT
V
V
ISL6341C, ISL6341CC
ISL6341I, ISL6341CI
ISL6341AC, ISL6341BC
ISL6341AI, ISL6341BI
ISL6341C, ISL6341AC, ISL6341BC,
ISL6341CC
ISL6341I, ISL6341AI, ISL6341BI, ISL6341CI
V
V
V
V
V
= 12V, T
CC
CC
CC
CC
CC
CC
CC
CC
CC
+ 0.3V
+ 0.3V
+ 0.3V
+ 0.3V
= 12V; disabled
= 12V; enabled (but not switching)
= 12V; I = 50mA
= 12V; I = 50mA
= 12V; I = 50mA
= 12V; I = 50mA
= 5V; I = 50mA
<36V)
+0.3V
J
= 0°C to +85°C, Unless Otherwise Noted. Parameters with MIN and/or MAX
TEST CONDITIONS
Thermal Information
Thermal Resistance (Typical)
Maximum Power Dissipation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0W
Maximum Junction Temperature (Plastic Package) . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . -65°C to +150°C
Pb-free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . .see link below
Operating Conditions
Supply Voltage Range, V
Ambient Temperature Range
Junction Temperature Range. . . . . . . . . . . . . . . . . .-40°C to +125°C
10 Ld TDFN Package (Notes 1, 2). . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
ISL6341xCRZ (Commercial) . . . . . . . . . . . . . . . . . . 0°C to +70°C
ISL6341xIRZ (Industrial) . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
CC
0.7936
0.7920
0.15
MIN
270
240
540
510
6.4
3.8
. . . . . . . . . . . . . . . . . . . +4.5V to 14.4V
0.8000
0.8000
TYP
0.48
300
300
600
600
7.0
8.9
4.2
1.5
2.1
1.6
1.4
1.0
2.4
96
20
8
θ
JA
0.8064
0.8080
(°C/W)
44
MAX
10.4
4.47
0.85
330
660
660
330
December 2, 2008
θ
JC
UNITS
V
MHz
V/µs
kHz
kHz
kHz
kHz
FN6538.2
3.5
mA
mA
(°C/W)
dB
P-P
V
V
V
V
Ω
Ω
Ω
Ω
Ω