參數(shù)資料
型號(hào): ISL6564
廠商: Intersil Corporation
英文描述: PWM Controller with Wide Input Range 8-CDIP -55 to 125
中文描述: 多相PWM控制器,帶有線性6位DAC能精密的RDS(ON)或DCR差分電流檢測(cè)
文件頁(yè)數(shù): 8/27頁(yè)
文件大?。?/td> 798K
代理商: ISL6564
8
FN9156.2
December 27, 2004
Absolute Maximum Ratings
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+7V
Input and Output Voltage (except OVP). . GND -0.3V to V
CC
+ 0.3V
OVP Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+15V
ESD (Human body model). . . . . . . . . . . . . . . . . . . . . . . . . . . . .>4kV
ESD (Machine model) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .>300V
ESD (Charged device model) . . . . . . . . . . . . . . . . . . . . . . . . . .>2kV
Operating Conditions
Supply Voltage, VCC (5V bias mode, Note 2) . . . . . . . . . . +5V ±5%
Ambient Temperature (ISL6564CR, ISL6564CRZ) . . . . 0°C to 70°C
Ambient Temperature (ISL6564IR, ISL6564IRZ). . . . .-40°C to 85°C
Thermal Information
Thermal Resistance
QFN Package (Notes 1, 2). . . . . . . . . .
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . .150°C
Maximum Storage Temperature Range. . . . . . . . . . - 65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300°C
θ
JA
(°C/W)
32
θ
JC
(°C/W)
3.5
CAUTION: Stress 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 section of this specification is not implied.
NOTES:
1.
θ
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.
2. For
θ
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
Electrical Specifications
Operating Conditions: VCC = 5V or ICC < 25mA (Note 3).
Unless Otherwise Specified.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
VCC SUPPLY CURRENT
Nominal Supply
VCC = 5VDC; EN = 5VDC; R
T
= 100k
,
ISEN1 = ISEN2 = ISEN3 = ISEN4 = -70
μ
A
-
14
18
mA
Shutdown Supply
VCC = 5VDC; EN = 0VDC; R
T
= 100 k
-
10
14
mA
SHUNT REGULATOR
VCC Voltage
VCC tied to 12VDC thru 300
resistor, R
T
= 100k
5
5.9
6.5
V
VCC Sink Current
VCC tied to 12VDC thru 300
resistor, R
T
= 100k
-
-
25
mA
POWER-ON RESET AND ENABLE
POR Threshold
VCC Rising
4.20
4.31
4.50
V
VCC Falling
3.60
3.80
4.00
V
ENABLE Threshold
EN Rising
1.26
1.29
1.32
V
Hysteresis
110
125
135
mV
Fault Reset
1.12
1.16
1.20
V
ENLL Input Logic Low Level
-
-
0.4
V
ENLL input Logic High Level
0.8
-
-
V
ENLL Leakage Current
ENLL = 5V
-
-
1
μ
A
REFERENCE VOLTAGE AND DAC
System Accuracy (VID = 1.V-1.3V)
(Note 3)
-0.5
-
0.5
%VID
System Accuracy (VID = 0.525V-0.9875V)
(Note 3)
-0.9
-
0.9
%VID
VID Pull Up
-55
-45
-35
μ
A
VID Input Low Level
-
-
0.4
V
VID Input High Level
0.8
-
-
V
DAC Source/Sink Current
VID = 010100
-200
-
200
μ
A
VID Input Voltage when Floated
1.0
1.15
1.30
V
REF Source/Sink Current
-50
-
50
μ
A
ISL6564
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