參數(shù)資料
型號: ISL6440ACB
廠商: INTERSIL CORP
元件分類: 穩(wěn)壓器
英文描述: Advanced PWM and Triple Linear Power Controller for Gateway Applications
中文描述: SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO28
封裝: PLASTIC, MS-013AE, SOIC-28
文件頁數(shù): 4/16頁
文件大?。?/td> 749K
代理商: ISL6440ACB
4
Absolute Maximum Ratings
Thermal Information
Supply Voltage, V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +15V
PGOOD, RT/FAULT, DRIVE, PHASE,
and GATE Voltage . . . . . . . . . . . . . . . . GND -0.3V to V
CC
+ 0.3V
Input, Output or I/O Voltage . . . . . . . . . . . . . . . . . . GND -0.3V to 7V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 1
Operating Conditions
Supply Voltage, V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . +12V
±
10%
Ambient Temperature Range. . . . . . . . . . . . . . . . . . . . 0
o
C to 70
o
C
Junction Temperature Range. . . . . . . . . . . . . . . . . . . 0
o
C to 125
o
C
Thermal Resistance (Typical, Note 1)
SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Junction Temperature (Plastic Package) . . . . . . . 150
o
C
Maximum Storage Temperature Range. . . . . . . . . . -65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . 300
o
C
(SOIC - Lead Tips Only)
θ
JA
(
o
C/W)
45
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.
NOTE:
1.
θ
JA
is measured with the component mounted on an evaluation PC board in free air.
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Noted. Refer to Block and Simplified Power System
Diagrams, and Typical Application Schematic
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
VCC SUPPLY CURRENT
Nominal Supply Current
I
CC
UGATE, LGATE, DRIVE2, DRIVE3, and
DRIVE4 Open
-
9
-
mA
POWER-ON RESET
Rising VCC Threshold
V
OCSET
= 4.5V
-
-
10.4
V
Falling VCC Threshold
V
OCSET
= 4.5V
8.2
-
-
V
Rising VAUX Threshold
V
OCSET
= 4.5V
-
2.5
-
V
VAUX Threshold Hysteresis
V
OCSET
= 4.5V
-
0.5
-
V
Rising V
OCSET
Threshold
-
1.26
-
V
OSCILLATOR
Free Running Frequency
F
OSC
RT = OPEN
185
200
215
kHz
Total Variation
6k
< RT to GND < 200k
-15
-
+15
%
Ramp Amplitude
V
OSC
RT = Open
-
1.9
-
V
P-P
DAC AND BANDGAP REFERENCE
DAC(VID0-VID4) Input Low Voltage
-
-
0.8
V
DAC(VID0-VID4) Input High Voltage
2.0
-
-
V
DACOUT Voltage Accuracy
-1.0
-
+1.0
%
Bandgap Reference Voltage
V
BG
-
1.265
-
V
Bandgap Reference Tolerance
-2.5
-
+2.5
%
LINEAR REGULATORS (OUT2, OUT3, AND OUT4)
Regulation (All Linears)
Except OUT2 when SELECT > 2.0V
-
3
-
%
VSEN2 Regulation Voltage
VREG
2
SELECT < 0.8V
-
1.5
-
V
VSEN3 Regulation Voltage
VREG
3
-
1.5
-
V
VSEN4 Regulation Voltage
VREG
4
-
1.8
-
V
Undervoltage Level (VSEN/VREG)
VSEN
UV
VSEN Rising
-
75
-
%
Undervoltage Hysteresis (VSEN/VREG)
VSEN Falling
-
7
-
%
Output Drive Current (All Linears)
VAUX-V
DRIVE
> 0.6V
20
40
-
mA
SYNCHRONOUS PWM CONTROLLER ERROR AMPLIFIER
ISL6440A
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